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Offprint Botanica Marina Vol. 44, 2001, pp. 3912414 g 2001 by Walter de Gruyter · Berlin · New York Checklist of the Benthic Marine Plants of the Madeira Archipelago A. I. Neto a *, D. C. Cravo b and R. T. Haroun c a Secc ¸a ˜o de Biologia Marinha, Departamento de Biologia, Universidade dos Ac ¸ores, Rua da Ma ˜e de Deus, 9500 Ponta Delgada, Ac ¸ores, Portugal b Estrada do Laranjal no. 153, Santo Anto ´ nio, 90002343 Funchal, Portugal c Departamento de Biologia, Facultad Ciencias del Mar, Universidad de Las Palmas de Gran Canaria, 35017 Las Palmas, Spain * Corresponding author A checklist of the benthic marine plants of the archipelago of Madeira is presented based on published information and personal observations. This list includes 1 Spermatophyte and 359 algal species, comprising 64 Chlorophycota, 64 Chromophycota and 231 Rhodophycota. Fifteen doubtful records for the area are also included. Introduction The archipelago of Madeira, located in the Central Eastern Atlantic Ocean between the coordinates 308 to 338 N and 168 to 178 W (Fig. 1), comprises seven islands (Madeira, Porto Santo, Deserta Grande, Bugio, Selvagem Grande, Selvagem Pequena and Il- he ´u de Fora). Only Madeira and Porto Santo are in- habited. Most of the islands are close to each other, except the Selvagens (Salvage islands) which are situ- ated about half way between Madeira and the Canar- ies. Phycological investigations were only sporadically conducted, mainly by visiting scientists and during small periods of time (see revision in Levring 1974). Among the first studies Piccone (1884) is worth men- tioning, whose collections were deposited in the De- partment of Botany of the Naturhistorisches Mu- seum in Vienna (W) and have been revised by Prud’- homme van Reine et al. (1994). In this century the first studies were conducted by Gain and Mirande (1912), Gain (1914), Menezes (1926) and Cabioch (1974). Levring (1974), based on the previous investi- gations and on his own collections, listed 254 macro- algal species. A few years later, during the CANCAP expeditions of the Dutch Government (197721987), collections were done in several of the mid-Atlantic islands. The collections are deposited at the National Herbarium Nederland in Leiden (L). Part of the ma- terial was examined and several publications were made concerning the marine algal flora of the Ma- deira archipelago (Audiffred and Weisscher 1984, Au- diffred and Prud’homme van Reine 1985, Haroun and Prud’homme van Reine 1993, Weisscher 1982, 1983). Since Levring (1974), all the published information has been widespread, rendering difficult any biogeo- graphical assessment of the Macaronesian algal flora. The aim of this work is to compile an updated cat- alogue of the marine plants of the Madeira archipel- ago, including macroalgae and seagrasses. Material and Methods After a review of the pertinent references and revision of available live/preserved material, only valid re- cords are included in this checklist. Many herbarium sheets have been revised by the authors. Herbarium abbreviations are from the Index Herbariorum (Holmgren et al. 1990). Most of the specimens are deposited in either L (CANCAP expeditions) or in the Herbarium of the Museu Municipal do Funchal (Historia Natural), some old specimens are kept in PAD and W. Doubtful records are kept separate and certainly need further attention. The systematic arrangement, including the ordinal and lower classification schemes, mainly follows Silva et al. (1996). We have also adopted the new division (phylum) names Rhodophycota, Chromo- phycota (which includes Phaeophyceae) and Chloro- phycota suggested by those authors. Besides, new taxonomic data for specific genera, such as Dictyota (Hörnig et al. 1992 a, b, 1993) and Laurencia/Chon- drophycus (Nam 1999) are also incorporated. In some cases, the nomenclatural status suggested by Wynne (1998) in the recent revision of the western Atlantic tropical and subtropical marine flora is adopted. Genera and species appear alphabetically within their assigned family or genera, respectively. Subspecies and lower classification levels are not quoted. No- menclatural authorities are given in full, mainly to avoid errors due to different abbreviation systems, Brummitt and Powell’s (1992) compilation of names of authors is mainly followed. Besides, the recom- mendation of the ICBN (Greuter et al. 1994) to avoid using in is adopted. For each taxon the place where
Transcript

Offprint Botanica Marina Vol. 44, 2001, pp. 3912414 g 2001 by Walter de Gruyter · Berlin · New York

Checklist of the Benthic Marine Plants of the Madeira Archipelago

A. I. Netoa*, D. C. Cravob and R. T. Harounc

a Seccao de Biologia Marinha, Departamento de Biologia, Universidade dos Acores, Rua da Mae de Deus,9500 Ponta Delgada, Acores, Portugal

b Estrada do Laranjal no. 153, Santo Antonio, 90002343 Funchal, Portugalc Departamento de Biologia, Facultad Ciencias del Mar, Universidad de Las Palmas de Gran Canaria, 35017 Las Palmas,

Spain

* Corresponding author

A checklist of the benthic marine plants of the archipelago of Madeira is presented based on publishedinformation and personal observations. This list includes 1 Spermatophyte and 359 algal species, comprising64 Chlorophycota, 64 Chromophycota and 231 Rhodophycota. Fifteen doubtful records for the area are alsoincluded.

Introduction

The archipelago of Madeira, located in the CentralEastern Atlantic Ocean between the coordinates 308to 338 N and 168 to 178 W (Fig. 1), comprises sevenislands (Madeira, Porto Santo, Deserta Grande,Bugio, Selvagem Grande, Selvagem Pequena and Il-heu de Fora). Only Madeira and Porto Santo are in-habited. Most of the islands are close to each other,except the Selvagens (Salvage islands) which are situ-ated about half way between Madeira and the Canar-ies.

Phycological investigations were only sporadicallyconducted, mainly by visiting scientists and duringsmall periods of time (see revision in Levring 1974).Among the first studies Piccone (1884) is worth men-tioning, whose collections were deposited in the De-partment of Botany of the Naturhistorisches Mu-seum in Vienna (W) and have been revised by Prud’-homme van Reine et al. (1994). In this century thefirst studies were conducted by Gain and Mirande(1912), Gain (1914), Menezes (1926) and Cabioch(1974). Levring (1974), based on the previous investi-gations and on his own collections, listed 254 macro-algal species. A few years later, during the CANCAPexpeditions of the Dutch Government (197721987),collections were done in several of the mid-Atlanticislands. The collections are deposited at the NationalHerbarium Nederland in Leiden (L). Part of the ma-terial was examined and several publications weremade concerning the marine algal flora of the Ma-deira archipelago (Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985, Harounand Prud’homme van Reine 1993, Weisscher 1982,1983).

Since Levring (1974), all the published informationhas been widespread, rendering difficult any biogeo-graphical assessment of the Macaronesian algal flora.

The aim of this work is to compile an updated cat-alogue of the marine plants of the Madeira archipel-ago, including macroalgae and seagrasses.

Material and Methods

After a review of the pertinent references and revisionof available live/preserved material, only valid re-cords are included in this checklist. Many herbariumsheets have been revised by the authors. Herbariumabbreviations are from the Index Herbariorum(Holmgren et al. 1990). Most of the specimens aredeposited in either L (CANCAP expeditions) or inthe Herbarium of the Museu Municipal do Funchal(Historia Natural), some old specimens are kept inPAD and W. Doubtful records are kept separate andcertainly need further attention.

The systematic arrangement, including the ordinaland lower classification schemes, mainly followsSilva et al. (1996). We have also adopted the newdivision (phylum) names Rhodophycota, Chromo-phycota (which includes Phaeophyceae) and Chloro-phycota suggested by those authors. Besides, newtaxonomic data for specific genera, such as Dictyota(Hörnig et al. 1992 a, b, 1993) and Laurencia/Chon-drophycus (Nam 1999) are also incorporated. In somecases, the nomenclatural status suggested by Wynne(1998) in the recent revision of the western Atlantictropical and subtropical marine flora is adopted.Genera and species appear alphabetically within theirassigned family or genera, respectively. Subspeciesand lower classification levels are not quoted. No-menclatural authorities are given in full, mainly toavoid errors due to different abbreviation systems,Brummitt and Powell’s (1992) compilation of namesof authors is mainly followed. Besides, the recom-mendation of the ICBN (Greuter et al. 1994) to avoidusing in is adopted. For each taxon the place where

392 A. I. Neto et al.

it was collected is given (M, Madeira; PS, PortoSanto; DG, Deserta Grande; SG, Selvagem Grande;SP, Selvagem Pequena; IF, Ilheu de Fora; Selvagensor Desertas, when no specific place is referred to) to-gether with the respective bibliographic references.

Results

SpermatophytaClass MagnoliophytinaSubclass Lilida

Cymodocea nodosa (Ucria) AschersonM (Levring 1974, but only the genus was mentioned,Augier 1985, Wirtz 1995).

Fig. 1. Madeira Archipelago: location in the Atlantic Ocean(A) and relative position of the islands (B).

ChlorophycotaCtenocladalesCtenocladaceae

Pseudendoclonium marinum (Reinke) Aleem et E.Schulz

5 Pseudendoclonium cf. submarinum Wille 2 SP(Audiffred and Weisscher 1984)5 Protoderma marina Reinke 2 SP (Weisscher1983).

Ulvellaceae

Acrochaete leptochaete (Huber) NielsenM (Pedersen 1983).

Entocladia flustrae (Reinke) Taylor5 Epicladia flustrae Reinke 2 M (Pedersen 1983).

Entocladia viridis ReinkeM (Levring 1974, Pedersen 1983, Weisscher 1983); SP(Weisscher 1983).

5 Phaeophila viridis (Reinke) Burrows 2 M, SGand SP (Audiffred and Weisscher 1984, Audiffredand Prud’homme van Reine 1985); PS (Audiffredand Prud’homme van Reine 1985).

Pringsheimiella scutata (Reinke) von Höhnel exMarchewiankaPS (Audiffred and Prud’homme van Reine 1985).

PhaeophilalesPhaeophilaceae

Phaeophila dendroides (P. Crouan et H. Crouan) Bat-tersM (Weisscher 1983, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985); PS(Audiffred and Prud’homme van Reine 1985, Paulaet al. 1992); DG (Levring 1974, Weisscher 1983, Au-diffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985); SG (Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); SP (Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985).

UlvalesPercursariaceae

Percursaria percursa (C. Agardh) Rosenvinge 2 SP(Weisscher 1983).

Ulvaceae

Enteromorpha clathrata (Roth) GrevilleM (Menezes 1926, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985) DG (Audiffred and Prud’homme vanReine 1985); SG (Gil-Rodrıguez et al. 1978,Weisscher 1983, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); SP

Checklist of marine plants of Madeira 393

(Weisscher 1983, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985).

Enteromorpha compressa (Linne) NeesM (Piccone 1884, Gain 1914, Menezes 1926, Levring1974, Weisscher 1983, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985, Augier1985, Prud’homme van Reine et al. 1994); PS (Audif-fred and Prud’homme van Reine 1985, Paula et al.1992); DG (Gain 1914, Levring 1974, Weisscher 1983,Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985); SG (Piccone 1884, Gain1914, Gil-Rodrıguez et al. 1978, Weisscher 1983, Au-diffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985, Prud’homme van Reine etal. 1994); SP (Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985).

Enteromorpha flexuosa (Wulfen ex Roth) J. Agardhsubsp. paradoxa (Dillwyn) BlidingM and DG (Levring 1974, Audiffred and Prud’-homme van Reine 1985); SG (Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); SP (Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985).

5 Enteromorpha lingulata J. Agardh 2 DG (Gain1914).

Enteromorpha intestinalis (Linne) NeesPS (Audiffred and Prud’homme van Reine 1985); SG(Gain and Mirande 1912, Gain 1914, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985).

Enteromorpha linza (Linne) J. AgardhSG (Gil-Rodrıguez et al. 1978, Weisscher 1983); SP(Weisscher 1983).

Enteromorpha muscoides (Clemente y Rubio) Crem-ades

5 Enteromorpha ramulosa (J. E. Smith) Hook 2M (Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984, Prud’homme van Reine et al.1994); SG (Gain and Mirande 1912, Gain 1914,Gil-Rodrıguez et al. 1978, Weisscher 1983, Audif-fred and Weisscher 1984); SP (Weisscher 1983, Au-diffred and Weisscher 1984).5 Enteromorpha ramulosa Hook var. spinescens 2M (Gain 1914).

Enteromorpha prolifera (O. F. Müller) J. AgardhM and DG (Levring 1974, Audiffred and Prud’-homme van Reine 1985).

Enteromorpha procera Ahlner5 Enteromorpha ahlneriana Bliding 2 M (Levring1974).

Ulva fasciata Delile5 Phycoseris nematoida (Bory) Montagne 2 M(Grunow 1868).

Ulva lactuca LinneM (Piccone 1884, Gain 1914, Menezes 1926, Audif-fred and Prud’homme van Reine 1985); PS (Audif-fred and Prud’homme van Reine 1985); DG and SG(Gain 1914, Audiffred and Prud’homme van Reine1985).

Ulva rigida C. AgardhM (Levring 1974, Augier 1985, Prud’homme vanReine et al. 1994).

Monostromataceae

Blidingia marginata (J. Agardh) P. Dangeard5 Blidingia minima var. minima 2 M (Prud’-homme van Reine et al. 1994).

Blidingia minima (Nägeli ex Kützing) KylinM (Levring 1974, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS (Levring 1974, Audif-fred and Prud’homme van Reine 1985).

CladophoralesAnadyomenaceae

Anadyomene stellata (Wulfen) C. AgardhSP (Weisscher 1983).

Microdictyon boergesenii SetchellM (Levring 1974, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); PS (Audif-fred and Prud’homme van Reine 1985); SG (Audif-fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985).

Microdictyon tenuis (C. Agardh) DecaisneDesertas (Cabioch 1974).

Cladophoraceae

Chaetomorpha aerea (Dillwyn) KützingM (Levring 1974, Augier 1985); PS (Paula et al.1992); SG (Gain and Mirande 1912, Gain 1914,Levring 1974, Gil-Rodrıguez et al. 1978).

Chaetomorpha capillaris (Kützing) BørgesenM (Levring 1974, Augier 1985); PS (Paula et al.1992).

5 Chaetomorpha callithrix Kützing 2 M (Grunow,1868).

Chaetomorpha linum (O. F. Müller) KützingM (Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS and DG (Audiffred andPrud’homme van Reine 1985); SG and SP (Weisscher1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

5 Chaetomorpha gallica Kützing 2 M (Grunow,1868).

Chaetomorpha pachynema (Montagne) MontagneM (Levring 1974, Augier 1985).

394 A. I. Neto et al.

Cladophora albida (Nees von Esenbeck) KützingSG (Audiffred and Weisscher 1984).

5 Cladophora neesiorum (C. Agardh) Kützing 2SG (Gain and Mirande 1912).

Cladophora coelothrix KützingM (Weisscher 1983, Audiffred and Weisscher 1984,Prud’homme van Reine et al. 1994); DG, SG and SP(Weisscher 1983, Audiffred and Weisscher 1984).

5 Cladophora repens (J. Agardh) Harvey 2 M(Levring 1974, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS (Paula et al. 1992);SG (Levring 1974, Gil-Rodrıguez et al. 1978, Au-diffred and Prud’homme van Reine 1985) DG andSP (Levring 1974, Audiffred and Prud’homme vanReine 1985).5 Aegagropila repens (J. Agardh) Kützing 2 DG(Gain 1914).

Cladophora feredayi HarveyM and SG (Audiffred and Weisscher 1984).

Cladophora glomerata (Linne) KützingM (Prud’homme van Reine et al. 1994).

Cladophora hutchinsiae (Dillwyn) KützingM (Levring 1974); SG (Levring 1974, Gil-Rodrıguezet al. 1978).

Cladophora laetevirens (Dillwyn) KützingM (Audiffred and Weisscher 1984); SG (Audiffredand Weisscher 1984, Prud’homme van Reine et al.1994).

5 misidentified as Cladophora lutescens Kützing 2SG (Piccone 1884).5 misidentified as Cladophora dalmatica Kützing2 SG (Audiffred and Weisscher 1984).

Cladophora liebetruthii GrunowM and SG (Audiffred and Weisscher 1984, Audiffredand Prud’homme van Reine 1985); PS and DG (Au-diffred and Prud’homme van Reine 1985).

5 Cladophora boodleoides Børgesen 2 M (Levring1974, Augier 1985).

Cladophora pellucida (Hudson) KützingM (Levring 1974, Weisscher 1983, Audiffred andPrud’homme van Reine 1985, Augier 1985, Prud’-homme van Reine et al. 1994); PS (Audiffred andPrud’homme van Reine 1985, Paula et al. 1992); DG(Levring 1974, Audiffred and Prud’homme van Reine1985); SG (Piccone 1884, Gil-Rodrıguez et al. 1978,Weisscher 1983, Audiffred and Prud’homme vanReine 1985, Prud’homme van Reine et al. 1994); SP(Weisscher 1983, Audiffred and Prud’homme vanReine 1985).

5 misidentified as Cladophora utriculosa Kützing2 M (Piccone 1884).

Cladophora prolifera (Roth) KützingM (Menezes 1926, Levring 1974, Audiffred and Prud-’homme van Reine 1985); PS (Audiffred and Prud’-homme van Reine 1985, Paula et al. 1992); DG (Gain

1914); SG (Gil-Rodrıguez et al. 1978, Audiffred andPrud’homme van Reine 1985).

Cladophora sericea (Hudson) Kützing5 Cladophora flexuosa (Müller) Kützing 2 M(Levring 1974); SG (Levring 1974, Gil-Rodrıguezet al. 1978).

Cladophora socialis KützingM (Prud’homme van Reine et al. 1994).

Cladophora vagabunda (Linne) van den HoekSG (Audiffred and Weisscher 1984).

5 Cladophora fascicularis (Mertens ex Agardh)Kützing 2 M (Levring 1974).

Urospora laeta (Thuret) BørgesenDG (Levring 1974, Audiffred and Prud’homme vanReine 1985); SG (Gil-Rodrıguez et al. 1978, Audif-fred and Prud’homme van Reine 1985).

Chaetosiphonaceae

Blastophysa rhizopus ReinkeM (Levring 1974, Audiffred and Prud’homme vanReine 1985); DG (Levring 1974, Audiffred and Prud’-homme van Reine 1985).

Siphonocladaceae

Cladophoropsis membranacea (Hofman Bang exC. Agardh) BørgesenSP (Weisscher 1983).

Phyllodictyon anastomosans (Harvey) Kraft et M. J.Wynne

5 Struvea anastomosans (Harvey) Piccone et Gru-now ex Piccone 2 M and PS (Audiffred and Prud’-homme van Reine 1985).

Phyllodictyon pulcherrimum J. E. Gray5 Struvea ramosa Dickie 2 M (Levring 1974, Au-gier 1985).

Valoniaceae

Ernodesmis verticillata (Kützing) BørgesenM (Levring 1974).

Valonia macrophysa KützingSP (Weisscher 1983).

Valonia utricularis (Roth) C. AgardhM (Levring 1974, Weisscher 1983, Audiffred andPrud’homme van Reine 1985, Augier 1985, Prud’-homme van Reine et al. 1994); PS (Levring 1974,Weisscher 1983, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985, Paula etal. 1992); DG (Audiffred and Prud’homme van Reine1985); SG (Gain and Mirande 1912, Levring 1974,Gil-Rodrıguez et al. 1978, Weisscher 1983, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985); SP (Gil-Rodrıguez et al. 1978, Weisscher1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

Checklist of marine plants of Madeira 395

BryopsidalesBryopsidaceae

Bryopsis corymbosa J. AgardhM (Levring 1974, Prud’homme van Reine et al.1994).

Bryopsis hypnoides J. V. LamourouxSG (Audiffred and Weisscher 1984).

Bryopsis plumosa (Hudson) C. AgardhPS (Audiffred and Prud’homme van Reine 1985); DG(Gain 1914, Weisscher 1983, Audiffred and Prud’-homme van Reine 1985); SP (Weisscher 1983, Audif-fred and Prud’homme van Reine 1985).

Pedobesia lamourouxii (J. Agardh) J. Feldmann,Loureau, Codomier et Coute

5 Derbesia lamourouxii (J. Agardh) Solier 2 M(Levring 1974, Audiffred and Prud’homme vanReine 1985, Augier 1985); DG (Levring 1974, Au-diffred and Prud’homme van Reine 1985).

Derbesia tenuissima (Morris et De Notaris) P. Crouanet H. CrouanM (Weisscher 1983); DG (Levring 1974, Weisscher1983, Audiffred and Prud’homme van Reine 1985);SP (Weisscher 1983, Audiffred and Prud’homme vanReine 1985).

Caulerpaceae

Caulerpa prolifera (Forsskal) J. AgardhM (Levring 1974, Augier 1985).

Caulerpa racemosa (Forsskal) J. AgardhDG (Audiffred and Prud’homme van Reine 1985);SG (Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

Caulerpa webbiana MontagneM (Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS (Levring 1974,Weisscher 1983, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985, Paula et al.1992) and SG (Levring 1974, Weisscher 1983, Audif-fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985); SP (Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985).

Udotaceae

Penicillus capitatus LamarckPS (Audiffred and Prud’homme van Reine 1985).

Pseudochlorodesmis furcellata (Zanardini) BørgesenM (Levring 1974); SG (Levring 1974, Gil-Rodrıguezet al. 1978).

5 Derbesia furcellata (Zanardini) Ardissone 2 M,SG and SP (Weisscher 1983, Audiffred andWeisscher 1984).

Codiaceae

Codium adhaerens C. AgardhM (Gain 1914, Levring 1974, Weisscher 1983, Audif-fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985, Augier 1985); PS (Levring 1974,Weisscher 1983, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); DG (Gain1914, Weisscher 1983, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985); Selva-gens (Pickering and Hansen 1969); SG (Gain andMirande 1912, Gain 1914, Gil-Rodrıguez et al. 1978,Weisscher 1983, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); SP (Gil-Rodrıguez et al. 1978, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985).

Codium decorticatum (Woodward) HoweM and DG (Levring 1974, Audiffred and Prud’-homme van Reine 1985); PS (Audiffred and Prud’-homme van Reine 1985).

Codium elisabethae O. C. SchmidtPS (Audiffred and Prud’homme van Reine 1985,Prud’homme van Reine 1988).

Codium tomentosum StackhouseM (Menezes 1926, Levring 1974, Audiffred and Prud-’homme van Reine 1985); PS and SG (Levring 1974,Gil-Rodrıguez et al. 1978, Audiffred and Prud’-homme van Reine 1985); Selvagens (Levring 1974).

DasycladalesDasycladaceae

Dasycladus vermicularis (Scopoli) KrasserM (Levring 1974, Weisscher 1982, 1983, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS (Levring 1974,Weisscher 1982, 1983, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985, Paula etal. 1992); DG (Levring 1974, Weisscher 1982, 1983,Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985); SG and SP (Levring 1974,Gil-Rodrıguez et al. 1978, Weisscher 1982, 1983, Au-diffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985); IF (Weisscher 1982, 1983,Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985).

5 Dasycladus claveformis C. Agardh 2 DG (Gain1914).

Polyphysaceae

Acetabularia polyphysoides P. Crouan et H. Crouanex Schramm et MazeSP (Weisscher 1983).

Acetabularia parvula Solms-LaubachPS (Paula et al. 1992); DG (Audiffred and Prud’-homme van Reine 1985).

396 A. I. Neto et al.

ChromophycotaPhaeophyceaeEctocarpalesEctocarpaceae

Acinetospora crinita (Carmichael ex Harvey) Korn-mannSP (Weisscher 1983).

Ectocarpus siliculosus (Dillwyn) LyngbyeM, SG and SP (Weisscher 1983, Audiffred andWeisscher 1984).

5 Ectocarpus confervoides (Roth) Le Jolis 2 M(Levring 1974); SG and SP (Gil-Rodrıguez et al.1978).

Feldmannia irregularis (Kützing) HamelM (Levring 1974, Weisscher 1982, 1983, Pedersen1983); SG (Gil-Rodrıguez et al. 1978, Weisscher 1982,1983); SP (Weisscher 1983); IF (Weisscher 1982,1983).

Herponema minutum LevringM (Levring 1974, Augier 1985).

Hincksia ovata (Kjellman) P. C. Silva5 Giffordia intermedia (Rosenvinge) Lund 2 SP(Weisscher 1983).

Hincksia mitchelliae (Harvey) P. C. Silva5 Giffordia mitchellae (Harvey) Hamel 2 M(Levring 1974, Audiffred and Weisscher 1984, Au-gier 1985); SG (Audiffred and Weisscher 1984).

Kuetzingiella battersii (Bornet ex Sauvageau) Korn-mannM (Levring 1974, Augier 1985).

Mikrosyphar sphacelariae LevringM (Levring 1974, Augier 1985).

Ralfsiaceae

Ralfsia bornetii KuckuckM (Levring 1974); SG (Levring 1974, Gil-Rodrıguezet al. 1978).

Ralfsia verrucosa (Areschoug) AreschougM (Levring 1974, Audiffred and Weisscher 1984); SG(Audiffred and Weisscher 1984).

Myrionemataceae

Myrionema orbiculare (J. Agardh) Loiseaux5 Ascocyclus orbicularis (J. Agardh) Kjellman 2M (Levring 1974).

Myrionema corunnae SauvageauM (Levring 1974).

Myrionema strangulans GrevilleM (Levring 1974, Audiffred and Prud’homme vanReine 1985, Augier 1985); DG (Levring 1974, Audif-fred and Prud’homme van Reine 1985).

Elachistaceae

Elachista intermedia P. Crouan et H. CrouanM (Levring 1974); SG (Gil-Rodrıguez et al. 1978).

Leptonematella fasciculata (Reinke) P. C. SilvaSG (Audiffred and Weisscher 1984).

SphacelarialesChoristocarpaceae

Discosporangium mesarthrocarpum (Meneghini)HauckPS (Audiffred and Prud’homme van Reine 1985).

Sphacelariaceae

Sphacelaria cirrosa (Roth) C. AgardhM (Menezes 1926, Levring 1974, Weisscher 1982,1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985, Prud’homme vanReine et al. 1994); PS (Audiffred and Prud’hommevan Reine 1985, Paula et al. 1992); DG (Audiffredand Prud’homme van Reine 1985); SG (Weisscher1982, 1983, Audiffred and Weisscher 1984, Audiffredand Prud’homme van Reine 1985); SP (Weisscher1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985); IF (Weisscher 1982,Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine, 1985).

5 Sphacelaria hystrix Suhr ex Reinke 2 M (Men-ezes 1926, Levring 1974, Augier 1985); SG (Gain1914, Levring 1974, Gil-Rodrıguez et al. 1978).

Sphacelaria nana Nägeli ex KützingM and PS (Audiffred and Prud’homme van Reine1985).

5 Sphacelaria britannica Sauvageau 2 M and PS(Levring 1974).

Sphacelaria rigidula KützingPS (Audiffred and Prud’homme van Reine 1985).

Sphacelaria tribuloides MeneghiniM (Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984); SG (Levring 1974, Gil-Rodrıguez etal. 1978, Weisscher 1983, Audiffred and Weisscher1984); SP (Weisscher 1983, Audiffred and Weisscher1984).

Stypocaulaceae

Halopteris filicina (Grateloup) KützingM (Gain 1914, Menezes 1926, Levring 1974,Weisscher 1982, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985, Augier1985); PS (Audiffred and Prud’homme van Reine1985, Paula et al. 1992); DG (Levring 1974, Weisscher1982, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985); Desertas (Cabioch1974); SG (Levring 1974, Gil-Rodrıguez et al. 1978,Weisscher 1982, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); IF

Checklist of marine plants of Madeira 397

(Weisscher 1982, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985).

Stypocaulon scoparium (Linne) KützingM (Menezes 1926, Augier 1985, Prud’homme vanReine et al. 1994); SG (Gain 1914).

5 Halopteris scoparia (Linne) Sauvageau 2 M(Levring 1974, Weisscher 1982, 1983, Audiffredand Weisscher 1984, Audiffred and Prud’hommevan Reine 1985); PS (Levring 1974, Weisscher1982, 1983, Audiffred and Weisscher 1984, Audif-fred and Prud’homme van Reine 1985, Paula et al.1992); DG (Gain 1914, Levring 1974, Weisscher1982, 1983, Audiffred and Weisscher 1984, Audif-fred and Prud’homme van Reine 1985); SG(Levring 1974, Gil-Rodrıguez et al. 1978,Weisscher 1982, 1983, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985);SP (Levring 1974, Weisscher 1982, 1983, Audiffredand Weisscher 1984, Audiffred and Prud’hommevan Reine 1985); IF (Weisscher 1982, 1983, Audif-fred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985).5 Sphacelaria scoparia C. Agardh 2 M (Menezes1926).

Cladostephaceae

Cladostephus spongiosus (Hudson) C. AgardhM (Gain 1914, Menezes 1926); PS (Levring 1974).

5 Cladostephus spongiosus (Hudson) C. Agardhforma spongiosus 2 M and PS (Audiffred andPrud’homme van Reine 1985).5 Cladostephus spongiosus (Hudson) C. Agardhforma verticillatus (Lightfoot) Prud’homme vanReine - M, PS and SG (Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985).5 Cladostephus verticillatus (Lightfoot) C. Agardh2 M (Levring 1974, Augier 1985); PS (Levring1974).

DictyotalesDictyotaceae

Dictyopteris polypodioides (De Candole) J. V. La-mouroux

5 Dictyopteris membranacea (Stackhouse) Batters2 M and PS (Levring 1974, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); DG (Audiffred and Weisscher 1984);Desertas (Cabioch 1974); SG (Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985).

Dictyota bartayresiana J. V. Lamouroux5 Dictyota bartayresii J. V. Lamouroux 2 PS andDG (Audiffred and Prud’homme van Reine 1985);SG (Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

Dictyota cervicornis KützingPS (Audiffred and Prud’homme van Reine 1985); SG(Audiffred and Weisscher 1984, Audiffred and Prud’-

homme van Reine 1985); SP (Weisscher 1983, Audif-fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985); IF (Weisscher 1982, 1983, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985).

Dictyota ciliolata Sonder ex KützingPS (Audiffred and Prud’homme van Reine 1985); SG(Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985).

Dictyota dichotoma (Hudson) J. V. LamourouxM (Menezes 1926, Levring 1974, Weisscher 1983, Au-diffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985, Augier 1985); PS (Audiffredand Prud’homme van Reine 1985, Paula et al. 1992);Desertas (Cabioch 1974, Weisscher 1983); DG (Audif-fred and Weisscher 1984); SG (Levring 1974, Gil-Rodrıguez et al. 1978, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985, Prud’homme van Reine et al. 1994); SP(Weisscher 1983, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985).

5 Dictyota volubilis Kützing 2 PS (Audiffred andPrud’homme van Reine 1985, Paula et al. 1992);SG (Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

Dictyota dichotoma var. intricata (C. Agardh) Gre-ville

5 Dictyota divaricata J. V. Lamouroux 2 PS andDG (Audiffred and Prud’homme van Reine 1985);SG (Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).5 Dictyota linearis (C. Agardh) Greville 2 M andPS (Levring 1974, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985); DG(Audiffred and Prud’homme van Reine 1985); SG(Piccone 1884, Levring 1974, Gil-Rodrıguez et al.1978, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

Dictyota fasciola (Roth) J. V. LamourouxM (Levring 1974, Weisscher 1982, 1983, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS, DG and SP (Levring1974, Weisscher 1982, 1983, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985);SG (Gain and Mirande 1912, Levring 1974,Weisscher 1982, 1983, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985); IF(Weisscher 1982, 1983, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine, 1985).

5Dilophus fasciola (Roth) Howe 2 SG (Gil-Rodrıguez et al. 1978).

Dictyota kohlmeyeri (Nizamuddin et Gerloff)Hörning, Schnetter et Prud’homme van ReineSP (Weisscher 1983).

Dictyota spiralis MontagneDG (Audiffred and Prud’homme van Reine 1985).

398 A. I. Neto et al.

Lobophora variegata (J. V. Lamouroux) Womersleyex OliveiraM (Weisscher 1982, 1983); PS (Weisscher 1982, 1983,Paula et al. 1992); SG and IF (Weisscher 1982, 1983);SP (Weisscher 1983).

5 Pocockiella variegata (J. V. Lamouroux) Papen-fuss 2 M (Levring 1974, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985,Augier 1985); PS (Levring 1974, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); SG (Levring 1974, Gil-Rodrıguez etal. 1978, Audiffred and Weisscher 1984, Audiffredand Prud’homme van Reine 1985); DG (Audiffredand Prud’homme van Reine 1985); SP and IF (Au-diffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985).5 Zonaria variegata J. V. Lamouroux 2 M (Men-ezes 1926).

Padina pavonica (Linne) ThivyM (Piccone 1884, Gain 1914, Menezes 1926, Levring1974, Weisscher 1982, 1983, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985,Augier 1985, Prud’homme van Reine et al. 1994); PS(Levring 1974, Weisscher 1982, 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985, Paula et al. 1992); Desertas (Cabioch1974); DG (Gain 1914, Levring 1974, Weisscher 1982,1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985); SG (Gain and Mir-ande 1912, Gain 1914, Levring 1974, Gil-Rodrıguezet al. 1978, Weisscher 1982, 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); SP (Levring 1974, Weisscher 1982, 1983,Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985); IF (Weisscher 1982, 1983,Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985).

Stypopodium zonale (J. V. Lamouroux) PapenfussPS (Audiffred and Prud’homme van Reine 1985); SG(Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985).

5 Zonaria lobata C. Agardh 2 M (Menezes 1926).

Taonia atomaria (Woodward) J. AgardhM (Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984, Augier 1985); Desertas (Cabioch1974, Weisscher 1983); DG (Audiffred and Weisscher1984); SG (Audiffred and Weisscher 1984); SP(Weisscher 1983, Audiffred and Weisscher 1984).

Zonaria tournefortii (J. V. Lamouroux) MontagneM (Levring 1974, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS (Audiffred and Prud’-homme van Reine 1985, Prud’homme van Reine etal. 1994, Paula et al. 1992); Selvagens (Pickering andHansen 1969); SG (Levring 1974, Gil-Rodrıguez etal. 1978, Audiffred and Prud’homme van Reine1985).

5 Zonaria flava (Clemente y Rubio) C. Agardh 2M and DG (Gain 1914).

CutlerialesCutleriaceae

Cutleria multifida (J. E. Smith) GrevilleSG (Gain 1914).

ChordarialesCorynophlaeaceae

Corynophlaea ? crispa (Harvey) KuckuckM (Pedersen 1983).

Spermatochnaceae

Nemacystus erythraeus (J. Agardh) SauvageauPS (Audiffred and Prud’homme van Reine 1985, deJong and Prud’homme van Reine 1997); SG (Audif-fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985).

Nemacystus flexuosus (C. Agardh) Kylin var. flexuo-susM (Weisscher 1983, Audiffred and Weisscher 1984);PS (de Jong and Prud’homme van Reine 1997); SG(Audiffred and Weisscher 1984); SP (Weisscher 1983,Audiffred and Weisscher 1984).

Nemacystus hispanicus (Sauvageau) KylinM (Levring 1974).

Stilophora tenella (Esper) P. C. Silva5 Stilophora rhizodes (Turner) J. Agardh 2 SG(Audiffred and Weisscher 1984).

Chordariaceae

Cladosiphon contortus (Thuret) KylinSG (Audiffred and Weisscher 1984).

Liebmannia levillei J. AgardhM and DG (Levring 1974, Audiffred and Prud’-homme van Reine 1985).

ScytosiphonalesScytosiphonaceae

Colpomenia sinuosa (Mertens ex Roth) Derbes et So-lierM (Gain 1914, Levring 1974, Weisscher 1983, Audif-fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985, Augier 1985, Prud’homme van Reineet al. 1994); PS (Levring 1974, Weisscher 1983, Au-diffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985, Paula et al. 1992); DG (Gain1914, Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); SG (Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); SP(Weisscher 1983, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985).

Hydroclathrus clathratus (Bory ex C. Agardh) HoweM (Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984); DG (Audiffred and Weisscher 1984);

Checklist of marine plants of Madeira 399

SG (Levring 1974, Gil-Rodrıguez et al. 1978,Weisscher 1983, Audiffred and Weisscher 1984); SP(Weisscher 1983, Audiffred and Weisscher 1984).

5 Hydroclathrus cancellatus Bory 2 DG (Gain1914); SG (Gain and Mirande 1912, Gain 1914).

Scytosiphon lomentaria (Lyngbye) LinkM (Levring 1974).

DictyosiphonalesGiraudiaceae

Giraudia sphacelariodes Derbes et SolierM (Levring 1974, Weisscher 1983); Selvagens (Audif-fred and Weisscher 1984); SP (Weisscher 1983).

Punctariaceae

Asperococcus fistulosus (Hudson) W. J. Hooker5 Asperococcus echinatus Greville 2 M (Menezes1926, Levring 1974).

SporochnalesSporochnaceae

Sporochnus bolleanus MontagneM and DG (Levring 1974, Audiffred and Prud’-homme van Reine 1985); PS (Audiffred and Prud’-homme van Reine 1985).

Sporochnus pedunculatus (Hudson) C. AgardhM (Levring 1974, Augier 1985).

DesmarestialesArthrocladiaceae

Arthrocladia villosa (Hudson) DubyM (Levring 1974, Audiffred and Prud’homme vanReine 1985); PS (Audiffred and Prud’homme vanReine 1985).

LaminarialesLaminariaceae

(Laminaria saccharina C. Agardh)M (Menezes 1926, recorded as drift plants).

FucalesFucaceae

(Ascophyllum nodosum (Linne) Jolis)M and PS (Menezes 1926, recorded as drift plants).

Sargassaceae

Sargassum desfontainesii (Turner) C. AgardhM (Piccone 1884, Levring 1974, Weisscher 1983, Au-diffred and Weisscher 1984, Augier 1985); DG (Pic-cone 1884, Gain 1914, Weisscher 1983, Audiffred andWeisscher 1984); SG (Gain and Mirande 1912,Levring 1974, Gil-Rodrıguez et al. 1978, Weisscher1983, Audiffred and Weisscher 1984, Prud’homme

van Reine et al. 1994); SP (Weisscher 1983, Audiffredand Weisscher 1984).

(Sargassum natans (Linne) Gaillon)M (Levring 1974); SG (Levring 1974, Gil-Rodrıguezet al. 1978). Recorded as drift plants.

5 Sargassum bacciferum C. Agardh 2 M (Menezes1926); Selvagens (Pickering and Hansen 1969); SG(Piccone 1884).

Sargassum vulgare C. AgardhM (Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985, Prud’homme van Reine etal. 1994); PS (Audiffred and Prud’homme van Reine1985, Paula et al. 1992); DG (Levring 1974, Weisscher1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985); SG (Gil-Rodrıguez etal. 1978, Weisscher 1983, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985,Prud’homme van Reine et al. 1994); SP (Weisscher1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

5 Sargassum vulgare C. Agardh var. diversifolium2 SG (Gain 1914).5 misidentified as Sargassum albertisii Piccone 2SG (Piccone 1884).5 misidentified as Sargassum fissifolium (Martens)J. Agardh 2 M and SG (Piccone 1884).

Cystoseiraceae

Cystoseira abies-marina (S. G. Gmelin) C. AgardhM (Piccone 1884, Gain 1914, Levring 1974,Weisscher 1983, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985, Augier1985, Prud’homme van Reine et al. 1994); PS (Audif-fred and Prud’homme van Reine 1985); Selvagens(Pickering and Hansen 1969); SG (Piccone 1884,Gain and Mirande 1912, Gain 1914, Levring 1974,Gil-Rodrıguez et al. 1978, Weisscher 1983, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985, Prud’homme van Reine et al. 1994); SP(Weisscher 1983, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985).

Cystoseira compressa (Esper) Gerloff et NizamuddinM (Weisscher 1982, 1983, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985,Augier 1985, Prud’homme van Reine et al. 1994); PS(Audiffred and Prud’homme van Reine 1985, Paulaet al. 1992); SG (Gil-Rodrıguez et al. 1978, Weisscher1982, 1983, Audiffred and Weisscher 1984, Audiffredand Prud’homme van Reine 1985, Prud’homme vanReine et al. 1994); SP and IF (Weisscher 1982, 1983,Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985).

5 Cystoseira abrotanifolia (Linne) C. Agardh 2SG (Piccone 1884).5 misidentified as Cystoseira barbata C. Agardhvar. pumila Montagne 2 M (Piccone 1884).

400 A. I. Neto et al.

5 Cystoseira fimbriata (Desf.) Børgesen 2 M andSG (Levring 1974).

Cystoseira foeniculacea (Linne) GrevilleM, PS, SG and SP (Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985).

5 Cystoseira discors (Linne) C. Agardh 2 M (Gain1914, Levring 1974, Weisscher 1983); PS (Levring1974, Weisscher 1983); SP (Weisscher 1983).

Cystoseira humilis KützingM (Levring 1974, Augier 1985, Prud’homme vanReine et al. 1994); PS (Levring 1974, Paula et al.1992); DG (Levring 1974); SG (Levring 1974, Gil-Rodrıguez et al. 1978, Prud’homme van Reine et al.1994).

5 Cystoseira humilis Kützing var. humilis 2 M(Weisscher 1983, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985, Prud’-homme van Reine et al. 1994); PS, DG, SG andSP (Weisscher 1983, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985).5 Cystoseira barbata J. Agardh 2 M (Piccone1884, Menezes 1926); SG (Piccone 1884).5 Cystoseira canariensis Sauvageau 2 SG (Gainand Mirande 1912, Gain 1914).

Cystoseira nodicaulis (Withering) RobertsM (Prud’homme van Reine et al. 1994).

5 Cystoseira granulata (Turner) C. Agardh sensuGreville 2 M (Piccone 1884).

Cystoseira tamariscifolia (Hudson) PapenfussM (Levring 1974, Augier 1985).

5 Cystoseira ericoides (Linne) C. Agardh 2 M(Menezes 1926).

RhodophycotaRhodophyceaeBangiophycidaePorphyridialesPorphyridiaceae

Chroodactylon ornatum (C. Agardh) Basson5 Asterocystis ornata (C. Agardh) Hamel 2 M(Levring 1974).

Stylonema alsidii (Zanardini) K. M. Drew5 Goniotrichum alsidii (Zanardini) Howe 2 M andDG (Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); PS (Audiffred and Prud’homme vanReine 1985); SG and SP (Levring 1974, Gil-Rodrıguez et al. 1978, Weisscher 1983, Audiffredand Weisscher 1984, Audiffred and Prud’hommevan Reine 1985).

Stylonema cornu-cervi Reinsch5 Goniotrichum cornu-cervi (Reinsch) Hauck 2 M(Levring 1974).

ErythropeltidalesErythrotrichiaceae

Erythrocladia irregularis RosenvingeM (Levring 1974); SG (Levring 1974, Gil-Rodrıguezet al. 1978).

Erythrotrichia carnea (Dillwyn) J. AgardhM (Levring 1974); Selvagens (Audiffred andWeisscher 1984); SG (Gil-Rodrıguez et al. 1978).

5 Erythrotrichia obscura Berthold - M (Levring1974).

Sahlingia subintegra (Rosenvinge) Kornmann5 Erythrocladia subintegra Rosenvinge 2 M(Levring 1974); SG (Levring 1974, Gil-Rodrıguezet al. 1978).

BangialesBangiaceae

Bangia atropurpurea (Roth) C. AgardhM (Schmidt 1931).

Porphyra carnea GrunowM (Prud’homme van Reine et al. 1994).

Porphyra leucosticta ThuretM (Levring 1974).

Porphyra umbilicalis (Linne) J. Agardh5 Porphyra laciniata (Lightfoot) C. Agardh 2 M(Menezes 1926).

FloridiophycidaeAcrochaetialesAcrochaetiaceae

Acrochaetium canariense BørgesenM (Levring 1974, Augier 1985).

Acrochaetium codii (P. Crouan et H. Crouan)Garbary

5 Rhodothamniella codii (P. Crouan) J. Feldmann2 M and DG (Levring 1974, Audiffred and Prud’-homme van Reine 1985).

Acrochaetium crassipes (Børgesen) BørgesenM (Levring 1974); SG (Levring 1974, Gil-Rodrıguezet al. 1978).

Acrochaetium daviesii (Dillwyn) NägeliM (Levring 1974).

Acrochaetium liagorae BørgesenPS (Audiffred and Prud’homme van Reine 1985).

Acrochaetium occidentale BørgesenM (Levring 1974).

Acrochaetium parvulum (Kylin) HoytM (Levring 1974).

Acrochaetium pulchellum BørgesenM (Levring 1974).

Acrochaetium cf. repens BørgesenSelvagens (Audiffred and Weisscher 1984).

Checklist of marine plants of Madeira 401

Acrochaetium robustum BørgesenM (Levring 1974, Augier 1985).

Acrochaetium secundatum (Lyngbye) Nägeli andCramer

5 Acrochaetium virgatulum (Harvey) Bornet 2 SP(Weisscher 1983).

Audouinella membranacea (Magnus) PapenfussM (Pedersen 1983).

Colaconema savianum (Meneghini) Nielsen5 Acrochaetium thuretii (Bornet) Collins et Herv.2 M (Levring 1974).

Rhodothamniella floridula (Dillwyn) Feldamann5 Rhodochorton floridulum (Dillwyn.) Nägeli 2 M(Levring 1974).

Schmitziella endophloea Bornet et BattersM (Levring 1974).

NemalialesLiagoraceae

Helminthocladia calvadosii (J. V. Lamouroux exDuby) SetchellM (Levring 1974).

Helminthocladia stackhousei (Clemente) Cremades5 Helminthora divaricata (C. Agardh) J. Agardh 2M (Levring 1974).

Liagora canariensis BørgesenM (Levring 1974, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985, Augier1985, Prud’homme van Reine et al. 1994); PS (Audif-fred and Prud’homme van Reine 1985); DG (Levring1974, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985); SG (Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); SP (Audiffred and Weisscher 1984).

Liagora ceranoides J. V. LamourouxM (Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985, Kvaterick and Afonso-Carrillo 1995); PS(Audiffred and Prud’homme van Reine 1985); Selva-gens (Kvaterick and Afonso-Carrillo 1995); SG(Levring 1974, Gil-Rodrıguez et al. 1978, Weisscher1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985); SP (Gil-Rodrıguez etal. 1978, Weisscher 1983, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985).

5 Liagora pulverulenta C. Agardh 2 M (Menezes1926).

Liagora distenta (Mertens ex Roth) C. AgardhM (Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985, Kvaterick and Afonso-Car-rillo 1995); PS (Levring 1974, Weisscher 1983, Audif-fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985); Selvagens (Kvaterick and Afonso-

Carrillo 1995); SG and SP (Levring 1974, Gil-Rodrıguez et al. 1978, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985).

5 Liagora complanata C. Agardh 2 Selvagens(Pickering and Hansen 1969).

Liagora gymnarthron BørgesenM (Kvaterick and Afonso-Carrillo 1995); SG (cf.,Audiffred and Weisscher 1981).

Liagora maderensis KützingM (Kvaternik and Afonso-Carrillo 1995).

Liagora tetrasporifera BørgesenPS (Audiffred and Prud’homme van Reine 1985,Paula et al. 1992); DG (Audiffred and Prud’hommevan Reine 1985); SG (Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985); SP(Weisscher 1983, Audiffred and Prud’homme vanReine 1985).

Liagora valida HarveyM (Levring 1974, Augier 1985).

5 Liagora fragilis Zanardini 2 M (Prud’hommevan Reine et al. 1994).

Liagora viscida (Forskal) C. AgardhPS (Audiffred and Prud’homme van Reine 1985,Kvaterick and Afonso-Carrillo 1995).

Galaxauraceae

Galaxaura obtusata (J. Ellis et Solander) J. V. La-mouroux

5 Galaxaura umbellata Montagne 2 M (Gain1914).

Galaxaura rugosa (J. Ellis et Solander) J. V. Lamour-ouxSG (Audiffred and Weisscher 1984).

5 Galaxaura flagelliformis Kjellman 2 M(Weisscher 1983, Audiffred and Weisscher 1984);Selvagens (Pickering and Hansen 1969); SG(Levring 1974, Gil-Rodrıguez et al. 1978,Weisscher 1983, Audiffred and Weisscher 1984); SP(Weisscher 1983, Audiffred and Weisscher 1984);.5 Galaxaura squalida Kjellman 2 SG (Audiffredand Weisscher 1984).

Scinaia complanata (Collins) CottonM and DG (Levring 1974, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985);SG (Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

Scinaia furcellata (Turner) J. AgardhM and DG (Levring 1974, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985);Desertas (Cabioch 1974); PS (Audiffred and Prud’-homme van Reine 1985); SG (Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985).

402 A. I. Neto et al.

Tricleocarpa fragilis (Linne) Huisman et Townsend5 Galaxaura oblongata (J. Ellis et Solander) J. V.Lamouroux 2 Selvagens (Pickering and Hansen1969); SG (Levring 1974, Gil-Rodrıguez et al.1978).

GelidialesGelidiaceae

Gelidiopsis intricata (C. Agardh) VickersDG and SG (Audiffred and Prud’homme van Reine1985).

Gelidium corneum (Hudson) J. V. LamourouxM (Menezes 1926, Levring 1974); DG (Gain 1914).

Gelidium crinale (Turner) GaillonM (Menezes 1926); SG (Levring 1974, Gil-Rodrıguezet al. 1978).

Gelidium microdon Kützing5 Gelidium spinulosum (C. Agardh) J. Agardh 2M (Levring 1974, Prud’homme van Reine et al.1994).

Gelidium pulvinatum (Kützing) Thuret ex BornetM (Grunow 1868, Prud’homme van Reine et al.1994).

Gelidium pusillum (Stackhouse) Le JolisM (Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985); DG (Levring 1974,Weisscher 1983, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); SG(Levring 1974, Gil-Rodrıguez et al. 1978, Weisscher1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985); SP (Weisscher 1983,Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985).

Gelidium spathulatum (Kützing) BornetM (Levring 1974).

Pterocladiella capillacea (Gmelin) Santelices et Hom-mersandM (Levring 1974, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS and DG (Audiffred andPrud’homme van Reine 1985); SG (Gain 1914, Audif-fred and Prud’homme van Reine 1985).

Gelidiellaceae

Gelidiella ramellosa (Kützing) J. Feldmann et G. Ha-melM (Augier 1985); SG (Levring 1974, Gil-Rodrıguezet al. 1978).

Gelidiella pannosa (J. Feldmann) J. Feldmann etG. Hamel

5 Gelidiella tenuissima J. Feldmann and G. Hamel2 M (Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984); SG (Audiffred and Weisscher1984); SP (Weisscher 1983, Audiffred andWeisscher 1984).

GracilarialesGracilariaceae

Gracilaria armata (C. Agardh) GrevilleM (Levring 1974).

Gracilaria conferta (Schousboe ex Montagne) J. Feld-mann et G. FeldmannM (Prud’homme van Reine et al. 1994).

Gracilaria verrucosa (Hudson) PapenfussM and DG (Levring 1974, Audiffred and Prud’-homme van Reine 1985); PS (Audiffred and Prud’-homme van Reine 1985); Desertas (Cabioch 1974).

BonnemaisonialesNaccariaceae

Atractophora hypnoides P. Crouan et H. CrouanM (Levring 1974).

Bonnemaisoniaceae

Asparagopsis armata HarveyM (Levring 1974, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985, Augier1985); PS (Audiffred and Prud’homme van Reine1985); DG (Levring 1974, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985);SG (Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

Phase Falkenbergia rufolanosa (Harvey) F. SchmitzM (Neto, personal observations).

Asparagopsis taxiformis (Delile) TrevisanM and DG (Levring 1974, Weisscher 1983, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985); PS (Audiffred and Prud’homme vanReine 1985); SG (Levring 1974, Gil-Rodrıguez et al.1978, Weisscher 1983, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985); SP(Weisscher 1983, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985).

Phase Falkenbergia hillebrandii (Bornet) FalkenbergPS and DG (Audiffred and Prud’homme van Reine1985); SG (Audiffred and Weisscher 1984, Audiffredand Prud’homme van Reine 1985); SP (Weisscher1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

CryptonemialesAcrosymphytaceae

Acrosymphyton purpuriferum (J. Agardh) G. SjöstedtM and DG (Levring 1974, Audiffred and Prud’-homme van Reine 1985).

Dumontiaceae

Dudresnaya verticillata (Withering) Le JolisM (Levring 1974, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); PS (Audif-

Checklist of marine plants of Madeira 403

fred and Prud’homme van Reine 1985); SG (Audif-fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985).

Halymeniaceae

Cryptonemia lomation (Bertolini) J. AgardhM (Levring 1974).

Grateloupia filicina (J. V. Lamouroux) C. AgardhM (Schmidt 1931).

Halymenia floresia (Clemente y Rubio) C. AgardhM (Levring 1974).

Halymenia hancockii TaylorPS (Audiffred and Prud’homme van Reine 1985).

Kallymeniaceae

Kallymenia reniformis (Turner) J. AgardhM (Levring 1974, Augier 1985).

Meredithia microphylla (J. Agardh) J. Agardh5 Kallymenia microphylla J. Agardh 2 M (Levring1974).

Gloiosiphoniaceae

Thuretella schousboei (Turpin) F. SchmitzM (Levring 1974, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); PS (Audif-fred and Prud’homme van Reine 1985); SG (Audif-fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985).

Peyssonneliaceae

Peyssonnelia armorica (P. Crouan et H. Crouan) We-ber-van Bosse

5 Cruoriopsis rosenvingii Børgesen 2 M (Levring1974).

Peyssonnelia dubyi P. L. Crouan et H. M. CrouanM and DG (Levring 1974, Audiffred and Prud’-homme van Reine 1985); SG (Levring 1974, Gil-Rodrıguez et al. 1978, Audiffred and Prud’hommevan Reine 1985).

Peyssonnelia inamoena PilgerPS and DG (Audiffred and Prud’homme van Reine1985).

Peyssonnelia rubra (Greville) J. AgardhM (Levring 1974, Audiffred and Prud’homme vanReine 1985, Augier 1985); Desertas (Cabioch 1974);DG (Levring 1974, Audiffred and Prud’homme vanReine 1985).

Polystrata dura HeydrichDG (Cabioch, 1974).

HildenbrandialesHildenbrandiaceae

Hildenbrandia rubra (Sommerfelt) Meneghini5 Hildenbrandia prototypus Nardo 2 M (Levring1974).

CorallinalesCorallinaceae

Amphiroa beauvoisii J. V. LamourouxM (Levring 1974, Augier 1985).

Amphiroa cryptarthrodia ZanardiniM (Levring 1974, Audiffred and Weisscher 1984); SG(Audiffred and Weisscher 1984).

Amphiroa ? fragilissima (Linne) J. V. Lamouroux 2M (Levring 1974). Material not found in theLevring collections at the time of this study.

Amphiroa rigida J. V. LamourouxM (Levring 1974).

Choreonema thuretii (Bornet) F. SchmitzM (Levring 1974, Weisscher 1982, 1983, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS, DG and SG (Levring1974, Gil-Rodrıguez et al. 1978, Weisscher 1982,1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985); SP (Weisscher 1983,Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985); IF (Weisscher 1982, 1983,Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985).

Corallina elongata J. Ellis et SolanderM and SG (Prud’homme van Reine et al. 1994); DG(Audiffred and Prud’homme van Reine 1985).

5 Corallina mediterranea Areschough 2 SG andSP (Gil-Rodrıguez et al. 1978).

Corallina officinalis LinneM (Menezes 1926, Levring 1974, Weisscher 1983, Au-diffred and Prud’homme van Reine 1985, Augier1985); PS (Menezes 1926, Levring 1974, Weisscher1983, Audiffred and Prud’homme van Reine 1985,Paula et al. 1992); DG (Levring 1974, Weisscher 1983,Audiffred and Prud’homme van Reine 1985); SG(Piccone 1884, Gain 1914, Levring 1974, Weisscher1983, Audiffred and Prud’homme van Reine 1985);SP (Weisscher 1983, Audiffred and Prud’homme vanReine 1985).

Haliptilon virgatum (Zanardini) Garbary et J. W. Jo-hannsenM (Prud’homme van Reine et al. 1994); DG (Audif-fred and Prud’homme van Reine 1985).

5 Corallina granifera J. Ellis et Solander 2 M, SGand IF (Weisscher 1982, 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); PS (Audiffred and Prud’homme vanReine 1985); SP (Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985).5 Jania granifera Decaisne 2 SG (Gain and Mir-ande 1912, Gain 1914).

Hydrolithon farinosum (J. V. Lamouroux) D. Penroseet Y. M. Chamberlain

5 Fosliella farinosa (J. V. Lamouroux) Howe 2 Mand SG (Audiffred and Weisscher 1984, Audiffred

404 A. I. Neto et al.

and Prud’homme van Reine 1985, Prud’hommevan Reine et al. 1994); PS (Audiffred and Prud’-homme van Reine 1985); Desertas (Cabioch 1974);DG (Audiffred and Weisscher 1984); SP (Audiffredand Weisscher 1984, Audiffred and Prud’hommevan Reine 1985).5 Melobesia farinosa J. V. Lamouroux 2 M (Pic-cone 1884, Levring 1974, Weisscher 1983, Augier1985); Desertas, SP and IF (Weisscher 1983); SG(Piccone 1884).

Jania adhaerens J. V. LamourouxPS (Paula et al. 1992); DG (Audiffred and Prud’-homme van Reine 1985); SG (Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); SP (Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985).

Jania capillacea HarveyPS (Audiffred and Prud’homme van Reine 1985); SG(Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985); SP (Weisscher 1983, Audif-fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985); IF (Weisscher 1982, 1983, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985).

Jania corniculata (Linne) J. V. LamourouxPS (Audiffred and Prud’homme van Reine 1985).

Jania longifurca ZanardiniM (Levring 1974).

Jania pumila J. V. LamourouxSG (Levring 1974, Gil-Rodrıguez et al. 1978).

Jania rubens (Linne) J. V. LamourouxM (Gain 1914, Menezes 1926, Levring 1974,Weisscher 1983, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS (Levring 1974,Weisscher 1983, Audiffred and Prud’homme vanReine 1985, Paula et al. 1992); DG (Weisscher 1983);SG and SP (Levring 1974, Gil-Rodrıguez et al. 1978,Weisscher 1983, Audiffred and Prud’homme vanReine 1985).

5 Corallina rubens Lamouroux 2 DG (Gain 1914).

Litophyllum corallinae (P. Crouan et H. Crouan)Heydrich

5 Dermatolithon corallinae (P. Crouan) Foslie 2 M(Levring 1974, Augier 1985); PS (Levring 1974);SG (Levring 1974, Gil-Rodrıguez et al. 1978).

Lithophyllum frondosum (Dufour) Furnari, Cormaciet Alongi

5 Melobesia strictaeformis Areschough 2 SG (Pic-cone 1884).5 Crodelia expansa (Phillipi) Kylin 2 M (Levring1974, Augier 1985).5 Lithophyllum expansum Philippi forma strictaef-ormis (Areschough) Foslie 2 SG (Prud’homme vanReine et al. 1994).

Lithophyllum incrustans PhilippiM (Levring 1974, Augier 1985).

Lithophyllum orbiculatum (Foslie) Foslie5 Crodelia orbiculata (Foslie) Kylin 2 M (Levring1974, Augier 1985); SG (Levring 1974, Gil-Rodrıguez et al. 1978).

Lithophyllum pustulatum (J. V. Lamouroux) Foslie5 Dermatolithon pustulatum (J. V. Lamouroux)Foslie 2 M (Levring 1974, Augier 1985).5 Dermatolithon hapalidioides (P. L. Crouan etH. M. Crouan) Foslie 2 M and PS (Levring 1974);SG (Levring 1974, Gil-Rodrıguez et al. 1978).

Lithophyllum vickersiae LemoineM (Levring 1974, Weisscher 1983); SP (Weisscher1983).

Lithothamnion corallioides P. Crouan et H. CrouanDesertas (Cabioch 1974).

5 Lithophyllum solutum (Foslie) Lemoine 2 SP(Weisscher 1983).

Lithothamnion sonderi HauckM and DG (Levring 1974).

Melobesia membranacea (Esper) J. V. Lamouroux5 Epilithon membranaceum (Esper) Heydrich 2 M(Levring 1974, Augier 1985); SG (Levring 1974,Gil-Rodrıguez et al. 1978).

Mesophyllum canariense (Foslie) LemoineM (Levring 1974, Reyes and Afonso-Carrillo, 1993).

Phymatolithon calcareum (Pallas) W. H. Adey etD. L. McKibbin

5 Lithothamnion calcareum (Pallas) Areschough 2M (Levring 1974).

Phymatolithon lenormandii (Areschoug) W. H. Adey5 Lithothamnion lenormandii (Areschoug) Foslie 2M (Levring 1974, Augier 1985); PS and DG(Levring 1974).

Pneophyllum confervicola (Kützing) Y. M. Chamber-lain

5 Melobesia minutula Foslie 2 M and SP (Levring1974, Weisscher 1983); Desertas (Cabioch 1974,Weisscher 1983).

Pneophyllum fragile Kützing5 Melobesia lejolisii Rosanoff 2 M (Levring 1974).

Spongites fruticulosus Kützing5 Lithothamnion fruticulosum (Kützing) Foslie 2Desertas (Cabioch 1974).

GigartinalesWurdemanniaceae

Wurdemannia miniata (Sprengel) J. Feldmann etG. HamelM, SG, SP and IF (Audiffred and Weisscher 1984).

5 Wurdemannia setacea Harvey 2 M (Levring1974, Weisscher 1982, 1983); SP (Weisscher 1983);IF (Weisscher 1982, 1983).

Checklist of marine plants of Madeira 405

Nemastomataceae

Nemastoma dichotomum J. AgardhM (Levring 1974).

Nemastoma gelatinosum HoweM (Levring 1974).

Schizymeniaceae

Platoma cyclocolpa (Montagne) F. SchmitzM (Levring 1974, Weisscher 1983); SP (Weisscher1983).

Schizymenia dubyi (Chauvin ex Duby) J. AgardhM (Levring 1974).

Solieriaceae

Meristotheca decumbens GrunowM (Prud’homme van Reine et al. 1994).

5 Rhabdonia decumbens (Grunow) Grunow- M(Levring 1974).

Phyllophoraceae

Gymnogongrus griffithsiae (Turner) MartiusM (Levring 1974, Audiffred and Prud’homme vanReine 1985); DG (Audiffred and Prud’homme vanReine 1985); SG (Levring 1974, Gil-Rodrıguez et al.1978, Audiffred and Prud’homme van Reine 1985).

Gigartinaceae

Chondracanthus acicularis (Roth) Fredericq5 Gigartina acicularis (Roth) J. V. Lamouroux 2M (Levring 1974, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985, Au-gier 1985); PS (Audiffred and Prud’homme vanReine 1985, Paula et al. 1992); DG (Audiffred andPrud’homme van Reine 1985); SG (Piccone 1884,Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985, Prud’homme vanReine et al. 1994); SP (Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985).

Gigartina pistillata (S. Gmelin) StackhouseM (Levring 1974).

Sphaerococcaceae

Sphaerococcus coronopifolius StackhouseM (Levring 1974).

Furcellariaceae

Halarachnion ligulatum (Woodward) KützingPS (Audiffred and Prud’homme van Reine 1985).

Hypneaceae

Hypnea musciformis (Wulfen) J. V. LamourouxM (Menezes 1926, Levring 1974, Weisscher 1983, Au-diffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985, Haroun and Prud’homme

van Reine 1993); PS and DG (Levring 1974,Weisscher 1983, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); Desertas(Cabioch 1974); Selvagens (Haroun and Prud’hommevan Reine 1993); SG (Levring 1974, Gil-Rodrıguezet al. 1978, Weisscher 1983, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985);SP (Weisscher 1983, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985).

Hypnea spinella (C. Agardh) KützingM and Selvagens (Haroun and Prud’homme vanReine 1993).

5 Hypnea cervicornis J. Agardh 2 M (Levring1974, Weisscher 1983, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985,Augier 1985); PS (Levring 1974, Weisscher 1983,Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985, Paula et al. 1992);DG (Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); SG (Levring 1974, Gil-Rodrıguez etal. 1978, Weisscher 1983, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985);SP (Gil-Rodrıguez et al. 1978, Weisscher 1983, Au-diffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985).

Caulacanthaceae

Catenella caespitosa (Withering) L. M. IrvineM and DG (Audiffred and Prud’homme van Reine1985).

5 Catenella repens (Lightfoot) Batters 2 M andDG (Levring 1974).

Caulacanthus ustulatus (Turner) KützingM (Levring 1974, Augier 1985); SG (Levring 1974,Gil-Rodrıguez et al. 1978).

Feldmannophycus rayssiae (J. Feldmann et G. Feld-mann) Augier et BoudouresqueSG (Audiffred and Weisscher 1984).

Cystocloniaceae

Rhodophyllis divaricata (Stackhouse) PapenfussM (Neto, personal observations).

PlocamialesPlocamiaceae

Plocamium cartilagineum (Linne) DixonM, DG and SG (Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985).

5 Plocamium coccineum (Hudson) Lygnbye 2 M(Gain 1914, Levring 1985); DG (Gain 1914).

RhodymenialesRhodymeniaceae

Botryocladia boergesenii J. FeldmannSG (Audiffred and Weisscher 1984); SP (Weisscher1983, Audiffred and Weisscher 1984).

406 A. I. Neto et al.

Botryocladia botryoides (Wulfen) J. FeldmannM (Levring 1974, Audiffred and Weisscher 1984, Au-gier 1985); SG (Audiffred and Weisscher 1984).

5 Chrysymenia uvaria (Linne) J. Agardh 2 SG(Gain and Mirande 1912, Gain 1914).

Botryocladia chiajeana (Meneghini) KylinM (Levring 1974, Audiffred and Prud’homme vanReine 1985); PS and DG (Audiffred and Prud’-homme van Reine 1985).

Botryocladia guineensis JohnPS (Audiffred and Prud’homme van Reine 1985).

Botryocladia microphysa (Hauck) KylinM (Levring 1974, Audiffred and Prud’homme vanReine 1985); PS (Audiffred and Prud’homme vanReine 1985).

Chrysymenia bullosa LevringM (Levring 1974, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS (Levring 1974, Audif-fred and Prud’homme van Reine 1985).

Gloioderma saccatum (J. Agardh) Kylin5 Chrysymenia saccata Schmitz ex Menezes 2 M(Menezes 1926).

Rhodymenia pseudopalmata (J. V. Lamouroux) P. C.SilvaM and SG (Audiffred and Weisscher 1984, Audiffredand Prud’homme van Reine 1985); DG (Audiffredand Prud’homme van Reine 1985).

5 Rhodymenia palmetta (Esper) Greville - M(Levring 1974).

Champiaceae

Champia parvula (C. Agardh) HarveyM (Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); PS (Audiffred and Prud’homme vanReine 1985); DG (Levring 1974, Weisscher 1983, Au-diffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985); SG and SP (Gil-Rodrıguezet al. 1978, Weisscher 1983, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985).

Chylocladia verticillata (Lightfoot) BlidingPS (Audiffred and Prud’homme van Reine 1985).

Lomentariaceae

Lomentaria articulata (Hudson) LyngbyeM (Gil-Rodrıguez et al. 1978, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); SG (? Gil-Rodrıguez et al. 1978, Audif-fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985); DG (Gain 1914, Levring 1974, Au-diffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985.

CeramialesCeramiaceae

Aglaothamnion byssoides (Arnott ex Harvey)L’Hardy-Halos et Rueness

5 Callithamnion byssoides Arnott 2 M (Levring1974, Audiffred and Prud’homme van Reine 1985);PS (Paula et al. 1992); DG (Levring 1974, Audif-fred and Prud’homme van Reine, 1985).5 Aglaothamnion furcellariae (J. Agardh) Feld-mann-Mazoyer 2 M, DG and SP (Weisscher1983).

Aglaothamnion hookeri (Dillwyn) Maggs et Hommer-sand

5 Callithamnion brodiaei Harvey 2 M (Levring1974, Augier 1985).

Anotrichium barbatum (C. Agardh) Nägeli5 Griffithsia barbata (J. E. Smith) C. Agardh 2 PS(Audiffred and Prud’homme van Reine 1985); SG(Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985); SP (Weisscher 1983,Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

Anotrichium furcellatum (J. Agardh) Baldock5 Corynospora furcellata (J. Agardh) Levring 2 Mand DG (Levring 1974, Audiffred and Prud’-homme van Reine 1985).

Anotrichium tenue (C. Agardh) Nägeli5 Griffithsia tenuis C. Agardh 2 M (Levring 1974,Weisscher 1982, 1983, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985,Augier 1985); PS (Levring 1974, Weisscher 1982,1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985); DG (Audiffred andPrud’homme van Reine 1985); SG (Levring 1974,Gil-Rodrıguez et al. 1978, Weisscher 1982, 1983,Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985); SP (Weisscher 1983,Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985); IF (Weisscher 1982,1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

Antithamnion cruciatum (C. Agardh) NägeliM (Levring 1974, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); PS andDG (Audiffred and Prud’homme van Reine 1985);SG (Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

Antithamnionella boergesenii (Cormaci et Furnari)Athanasiadis

5 Antithamnion elegans Berthold 2 M (Levring1974, Weisscher 1983, Augier 1985); SG and SP(Gil-Rodrıguez et al. 1978, Weisscher 1983).

Antithamnionella spirographidis (Schiffner) Wollaston5 Antithamnion spirographidis Schiffner 2 M(Levring 1974, Augier 1985).

Checklist of marine plants of Madeira 407

Callithamnion corymbosum (J. E. Smith) LyngbyeM (Levring 1974, Weisscher 1982, 1983, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985); PS and DG (Audiffred and Prud’-homme van Reine 1985); SG (Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); SP and IF (Weisscher 1982, 1983, Audif-fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985).

Callithamnion tetragonum (Withering) GrayM (Levring 1974, Augier 1985).

Centroceras clavulatum (C. Agardh) MontagneM (Levring 1974, Weisscher 1982, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS and DG (Audiffred andPrud’homme van Reine 1985); SG (Gil-Rodrıguez etal. 1978, Weisscher 1982, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985);IF (Weisscher 1982, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985).

Ceramium ciliatum (J. Ellis) DucluzeauM (Levring 1974, Weisscher 1982, 1983, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985, Prud’homme van Reine etal. 1994); PS (Levring 1974, Weisscher 1982, 1983,Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985, Paula et al. 1992); SG (Gainand Mirande 1912, Gain 1914, Levring 1974, Gil-Rodrıguez et al. 1978, Weisscher 1982, 1983, Audif-fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985); SP (Levring 1974, Gil-Rodrıguez etal. 1978, Weisscher 1982, 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); IF (Weisscher 1982, 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985).

Ceramium codii (Richards) Feldmann-MazoyerSG (Audiffred and Weisscher 1984); SP (Weisscher1983, Audiffred and Weisscher 1984.

Ceramium comptum BørgesenDesertas (Cabioch 1974).

Ceramium deslongchampsii Chauvin ex Duby5 Ceramium strictum (Kützing) Harvey 2 M(Menezes 1926, Levring 1974, Audiffred and Prud’-homme van Reine 1985, Augier 1985); DG(Levring 1974, Audiffred and Prud’homme vanReine 1985).

Ceramium diaphanum (Lightfoot) RothM (Levring 1974, Weisscher 1982, 1983, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985, Prud’homme van Reine etal. 1994); PS (Audiffred and Prud’homme van Reine1985, Paula et al. 1992); DG (Levring 1974, Weisscher1982, 1983, Audiffred and Weisscher 1984, Audiffredand Prud’homme van Reine 1985); SG (Levring 1974,Gil-Rodrıguez et al. 1978, Weisscher 1982, 1983, Au-

diffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985); SP and IF (Weisscher 1982,1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

5 Ceramium elegans Ducluzeau 2 DG (Gain1914); SG (Gain and Mirande 1912).5 Ceramium tenuissimum (Roth) J. Agardh 2 Des-ertas (Cabioch 1974, Weisscher 1983); SG (Gil-Rodrıguez et al. 1978, Weisscher 1983); SP(Weisscher 1983).

Ceramium echionotum J. AgardhM (Levring 1974, Weisscher 1982, 1983, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985, Prud’homme van Reine etal. 1994); PS (Levring 1974, Weisscher 1982, 1983,Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985); DG (Audiffred and Prud’-homme van Reine 1985); SG (Gain and Mirande1912, Gain 1914, Levring 1974, Gil-Rodrıguez et al.1978, Weisscher 1982, 1983, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985);SP and IF (Weisscher 1982, 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985).

Ceramium flaccidum (Kützing) Ardissone5 Ceramium gracillimum (Kützing) Griffiths etHarvey 2 M (Levring 1974, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS and DG (Audiffredand Prud’homme van Reine 1985); SG and SP(Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).5 Ceramium gracillimum var. byssoideum (Harvey)Mazoyer 2 M and SP (Weisscher 1983).

Ceramium nodulosum (Lightfoot) Ducluzeau5 Ceramium rubrum C. Agardh 2 M (Gain 1914,Menezes 1926, Levring 1974, Audiffred andWeisscher 1984); PS (Paula et al. 1992); DG (Gain1914, Audiffred and Weisscher 1984); SG (Gil-Rodrıguez et al. 1978, Audiffred and Weisscher1984).

Compsothamnion thuyoides (J. E. Smith) NägeliM (Levring 1974); SG (Gil-Rodrıguez et al. 1978).

5 Compsothamnion gracillimum (Harvey) Nägeli-M (Levring 1974).

Crouania attenuata (C. Agardh) J. AgardhM and DG (Levring 1974, Weisscher 1983, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985); PS (Audiffred and Prud’homme vanReine 1985); SG and SP (Gil-Rodrıguez et al. 1978,Weisscher 1983, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985).

Griffithsia capitata BørgesenM (Levring 1974).

Griffithsia opuntioides J. AgardhM (Levring 1974).

408 A. I. Neto et al.

Griffithsia schousboei MontagneM (Levring 1974, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS (Audiffred and Prud’-homme van Reine 1985).

Gymnothamnion elegans (Schousboe ex C. Agardh)J. AgardhM (Levring 1974).

Monosporus pedicellatus (J. E. Smith) Solier5 Corynospora pedicellata (J. E. Smith) J. Agardh2 M (Levring 1974, Weisscher 1983, Audiffred andPrud’homme van Reine 1985); DG (Audiffred andPrud’homme van Reine 1985); SP (Weisscher 1983,Audiffred and Prud’homme van Reine 1985).

Pleonosporium borreri (J. E. Smith) Nägeli ex HauckM (Levring 1974, Audiffred and Prud’homme vanReine 1985, Augier 1985, Prud’homme van Reine etal. 1994); PS (Audiffred and Prud’homme van Reine1985); DG (Levring 1974, Audiffred and Prud’-homme van Reine 1985).

Pterothamnion plumula (Ellis) NägeliM (Schmidt 1931).

Ptilothamnion pluma (Dillwyn) ThuretSG (Audiffred and Weisscher 1984).

Spyridia filamentosa (Wulfen) HarveyM (Gain 1914, Menezes 1926, Levring 1974,Weisscher 1982, 1983, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985); PS(Levring 1974, Weisscher 1982, 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); DG (Audiffred and Prud’homme vanReine 1985); SG (Levring 1974, Gil-Rodrıguez et al.1978, Weisscher 1982, 1983, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985);SP and IF (Weisscher 1982, 1983, Audiffred andWeisscher 1983, Audiffred and Prud’homme vanReine 1985).

Spyridia hypnoides (Bory) PapenfussM, SG and SP (Audiffred and Weisscher 1984, Audif-fred and Prud’homme van Reine 1985); PS (Audif-fred and Prud’homme van Reine 1985).

5 Spyridia aculeata (Schimper) Kützing 2 M(Levring 1974, Weisscher 1983); SP (Weisscher1983).

Tiffaniella gorgonea (Montagne) Doty et Menez5 Spermothamnion gorgoneum (Montagne) Bornet2 SG (Audiffred and Weisscher 1984).

Vickersia baccata (J. Agardh) KarsakoffSG (Gil-Rodrıguez et al. 1978, Audiffred andWeisscher 1984).

Wrangelia argus (Montagne) MontagneM (Levring 1974, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); PS (Audif-fred and Prud’homme van Reine 1985); SG (Audif-fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985).

Wrangelia penicillata (C. Agardh) C. AgardhM (Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS (Audiffred and Prud’-homme van Reine 1985, Paula et al. 1992); DG(Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); SG (Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); SP(Weisscher 1983, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985).

Delesseriaceae

Acrosorium venulosum (Zanardini) Kylin5 Acrosorium uncinatum (Turner) Kylin 2 M(Levring 1974, Augier 1985); Desertas (Cabioch1974).5 Nitophyllum uncinatum Greville 2 M (Menezes1926).

Apoglossum ruscifolium (Turner) J. AgardhM (Levring 1974, Audiffred and Prud’homme vanReine 1985); Desertas (Cabioch 1974); DG (Audiffredand Prud’homme van Reine 1985).

Cottoniella filamentosa (M. Howe) BørgesenM (Levring 1974, Augier 1985).

5 Cottoniella arcuata Børgesen var. fusiformis Cor-maci et Furnari - M, SG and SP (Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); PS and DG (Audiffred and Prud’-homme van Reine 1985); Desertas (Cabioch 1974).5 Cottoniella fusiformis Børgesen 2 M (Levring1974, Weisscher 1983, Augier 1985); SP (Weisscher1983).

Cryptopleura ramosa (Hudson) Kylin ex L. NewtonM and DG (Levring 1974, Audiffred and Prud’-homme van Reine 1985).

5 Acrosorium reptans (P. L. Crouan et H. M.Crouan) Kylin 2 DG (Audiffred and Prud’hommevan Reine 1985).

Drachiella minuta (Kylin) Maggs et Hommersand5 Myriogramme minuta Kylin 2 PS (Audiffredand Prud’homme van Reine 1985).

Erythroglossum laciniatum (Lightfoot) Maggs etHommersand

5 Polyneura laciniata (Lightfoot) P. Dixon 2 M(Prud’homme van Reine et al. 1994).5 Porphyra laciniata C. Agardh 2 M (Menezes1926).

Erythroglossum sandrianum (Zanardini) KylinM (Levring 1974).

Haraldia lenormandii (Derbes et Solier) J. FeldmannPS and DG (Audiffred and Prud’homme van Reine1985).

Checklist of marine plants of Madeira 409

Hypoglossum hypoglossoides (Stackhouse) Collins etHarvey

5 Hypoglossum woodwardii Kützing 2 M (Levring1974, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985); PS (Audiffred andPrud’homme van Reine 1985); Desertas (Cabioch1974); DG and SG (Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985).

Nitophyllum punctatum (Stackhouse) GrevilleM (Levring 1974).

Platysiphonia delicata (Clemente y Rubio) Cremades5 Platysiphonia miniata (C. Agardh) Børgesen 2SP (Weisscher 1983).

Taenioma nanum (Kützing) Papenfuss5 Taenioma macrourum Thuret 2 M (Levring1974).

Taenioma perpusillum (J. Agardh) J. AgardhM (Weisscher 1983); PS and DG (Audiffred andPrud’homme van Reine 1985); SG (Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); SP (Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985).

Dasyaceae

Dasya baillouviana (S. Gmelin) MontagneM and SG (Audiffred and Weisscher 1984, Audiffredand Prud’homme van Reine 1985); PS (Audiffredand Prud’homme van Reine 1985).

5 Dasya pedicellata C. Agardh 2 M (Levring1974).

Dasya corymbifera J. AgardhM (Levring 1974, Weisscher 1983, Audiffred andPrud’homme van Reine 1985, Augier 1985); PS (Au-diffred and Prud’homme van Reine 1985, Paula et al.1992); SP (Weisscher 1983, Audiffred and Prud’-homme van Reine 1985).

Dasya hutchinsiae HarveyM (Levring 1974, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS (Audiffred and Prud’-homme van Reine 1985); SG (Levring 1974, Gil-Rodrıguez et al. 1978, Audiffred and Prud’hommevan Reine 1985).

5 Dasya arbuscula (Dillwyn) C. Agardh 2 SG(Menezes 1926, Audiffred and Weisscher 1984).

Dasya ocellata (Grateloup) HarveyM (Levring 1974, Audiffred and Prud’homme vanReine 1985); PS (Paula et al. 1992); DG (Audiffredand Prud’homme van Reine 1985).

Dasya rigidula (Kützing) ArdissoneM (Weisscher 1983, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985); PS(Audiffred and Prud’homme van Reine 1985); SG(Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985); SP (Weisscher 1983, Audif-

fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985).

Halydictyon mirabile ZanardiniPS (Audiffred and Prud’homme van Reine 1985); SP(Weisscher 1983, Audiffred and Prud’homme vanReine 1985).

Heterosiphonia crispella (C. Agardh) M. J. Wynne5 Heterosiphonia wurdemanni (Baillard) Falken-berg 2 M (Levring 1974, Weisscher 1982, 1983,Audiffred and Weisscher1984, Audiffred and Prud-’homme van Reine 1985, Augier 1985); PS and DG(Audiffred and Prud’homme van Reine 1985); SG(Levring 1974, Gil-Rodrıguez et al. 1978,Weisscher 1982, 1983, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985);SP and IF (Weisscher 1982, 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985).5 Heterosiphonia crispella var. laxa (Børgesen)Wynne 2 M (Prud’homme van Reine et al. 1994).

Rhodomelaceae

Alsidium corallinum C. AgardhM (Levring 1974, Audiffred and Prud’homme vanReine 1985); PS (Audiffred and Prud’homme vanReine 1985).

Boergeseniella fruticulosa (Wulfen) KylinDG (Audiffred and Prud’homme van Reine 1985).

Chondria capillaris (Hudson) Wynne5 Chondria tenuissima (Goodenough et Wood-ward) C. Agardh 2 M (Levring 1974, Weisscher1982, 1983, Audiffred and Weisscher 1984, Audif-fred and Prud’homme van Reine 1985); PS andDG (Audiffred and Prud’homme van Reine 1985);SG (Gain and Mirande 1912, Gain 1914, Levring1974, Gil-Rodrıguez et al. 1978, Weisscher 1982,1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985); SP (Gil-Rodrıguezet al. 1978, Weisscher 1982, 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985); and IF (Weisscher 1982, 1983, Audif-fred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985).

Chondria coerulescens (J. Agardh) FalkenbergM (Levring 1974).

Chondria dasyphylla (Woodward) C. AgardhM (Menezes 1926, Levring 1974, Audiffred and Prud-’homme van Reine 1985); PS (Audiffred and Prud’-homme van Reine 1985).

Chondrophycus corallopsis (Montagne) Garbary etHarper

5 Laurencia corallopsis (Montagne) M. Howe 2Selvagens (Gil-Rodrıguez and Haroun 1992 inJohn et al. 1994).

410 A. I. Neto et al.

Chondrophycus perforatus (Bory de Saint-Vincent)K. W. Nam

5 Laurencia perforata (Bory de Saint-Vincent)Montagne 2 M (Audiffred and Weisscher 1984);SG (Levring 1974, Gil-Rodrıguez et al. 1978, Au-diffred and Weisscher 1984).

Ctenosiphonia hypnoides (Welwitsch ex J. Agardh)FalkenbergPS (Paula et al. 1992); DG (Audiffred and Prud’-homme van Reine 1985).

Dipterosiphonia dendritica (C. Agardh) F. SchmitzM and PS (Levring 1974, Weisscher 1982, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985); SG (Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); IF(Weisscher 1982, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985).

Dipterosiphonia rigens (Schousboe ex C. Agardh) Fal-kenbergM (Prud’homme van Reine et al. 1994); PS (Audif-fred and Prud’homme van Reine 1985).

Erythrocystis montagnei (Derbes et Solier) P. C. SilvaPS (Audiffred and Prud’homme van Reine 1985,Paula et al. 1992); SG, SP and IF (Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985).

5 Ricardia montagnei Derbes and Solier 2 SG(Gain and Mirande 1912, Gain 1914, Levring 1974,Gil-Rodrıguez et al. 1978, Weisscher 1982, 1983);SP (Weisscher 1983); IF (Weisscher 1982, 1983).

Halopithys incurvus (Hudson) BattersM and PS (Levring 1974, Audiffred and Prud’-homme van Reine 1985, Paula et al. 1992).

Herposiphonia secunda (C. Agardh) Ambronn 2 M(Levring 1974, Weisscher 1983); SG (Gain 1914,Levring 1974, Gil-Rodrıguez et al. 1978, Weisscher1983); SP (Weisscher 1983).

5 Herposiphonia tenella (C. Agardh) Ambronn 2M (Levring 1974, Weisscher 1982, 1983, Audiffredand Weisscher 1984, Audiffred and Prud’hommevan Reine 1985, Augier 1985); PS (Audiffred andPrud’homme van Reine 1985); Desertas (Cabioch1974); DG and SG (Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine, 1985); SP(Gil-Rodrıguez et al. 1978, Weisscher 1982, 1983,Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985); IF (Weisscher 1982,1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).5 Herposiphonia tenella var. secunda Hollenberg 2M, SG and SP (Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); PS andDG (Audiffred and Prud’homme van Reine 1985).

Janczewskia verrucaeformis Solms-LaubachM (Levring 1974); SG (Levring 1974, Gil-Rodrıguezet al. 1978).

Laurencia flexilis SetchellSelvagens (Gil-Rodrıguez and Haroun 1992 in Johnet al. 1994).

Laurencia glandulifera (Kützing) Kützing5 Laurencia paniculata (C. Agardh) J. Agardh 2PS (Audiffred and Prud’homme van Reine 1985).

Laurencia majuscula (Harvey) LucasM (Prud’homme van Reine et al. 1994).

Laurencia microcladia KützingPS (Cancap IV: 4097, 4098).

Laurencia obtusa (Hudson) J. V. LamourouxM (Levring 1974, Weisscher 1982, 1983, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985, Gil-Rodrıguez and Haroun1992, Prud’homme van Reine et al. 1994); PS(Levring 1974, Weisscher 1982, 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985, Paula et al. 1992); DG (Gain 1914,Weisscher 1982, 1983, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985); SG(Gain and Mirande 1912, Gain 1914, Levring 1974,Gil-Rodrıguez et al. 1978, Weisscher 1982, 1983, Au-diffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985); SP (Gil-Rodrıguez et al.1978, Weisscher 1982, 1983, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985,Gil-Rodrıguez and Haroun 1992); IF (Weisscher1982, 1983, Audiffred and Weisscher 1984, Audiffredand Prud’homme van Reine 1985, Gil-Rodrıguez andHaroun 1992).

Laurencia viridis Gil-Rodrıguez et HarounPS, SP and IF (Gil-Rodrıguez and Haroun 1992).

Lophocladia trichoclados (C. Agardh) F. SchmitzM (Levring 1974, Audiffred and Prud’homme vanReine 1985); PS (Audiffred and Prud’homme vanReine 1985).

Lophosiphonia cristata FalkenbergSG (Audiffred and Weisscher 1984).

Lophosiphonia reptabunda (Suhr ex Kützing) KylinPS and DG (Audiffred and Prud’homme van Reine1985); SG (Audiffred and Weisscher 1984, Audiffredand Prud’homme van Reine 1985); SP (Weisscher1983, Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

Lophosiphonia obscura (C. Agardh) FalkenbergM (Levring 1974).

Osmundea hybrida (De Candole) K. W. NamM (Levring 1974, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); PS (Audif-fred and Prud’homme van Reine 1985, Paula et al.1992); DG (Audiffred and Prud’homme van Reine1985); SG (Audiffred and Weisscher 1984, Audiffredand Prud’homme van Reine 1985).

Checklist of marine plants of Madeira 411

Osmundea osmunda (S. Gmelin) Maggs et Hommer-sand

5 Laurencia pinnatifida (Hudson) J. V. Lamourouxvar. osmunda (S. Gmelin) Kützing 2 M (Prud’-homme van Reine et al. 1994).

Osmundea pinnatifida (Hudson) StackhouseM (Menezes 1926, Levring 1974, Weisscher 1983, Au-diffred and Prud’homme van Reine 1985); PS (Paulaet al. 1992); DG (Levring 1974, Weisscher 1983, Au-diffred and Prud’homme van Reine 1985); SG(Levring 1974, Gil-Rodrıguez et al. 1978, Weisscher1983, Audiffred and Prud’homme van Reine 1985);SP (Weisscher 1983, Audiffred and Prud’homme vanReine 1985).

Polysiphonia atlantica Kapraun et J. N. Norris5 Polysiphonia macrocarpa Harvey 2 M (Levring1974, Weisscher 1982, 1983, Audiffred andWeisscher 1984); SG (Levring 1974, Gil-Rodrıguezet al. 1978, Weisscher 1982, 1983, Audiffred andWeisscher 1984); SP and IF (Weisscher 1982, 1983,Audiffred and Weisscher 1984).

Polysiphonia brodiaei (Dillwyn) SprengelM (Levring 1974); DG (Gain 1914); SG (Gain andMirande 1912, Levring 1974, Gil-Rodrıguez et al.1978).

Polysiphonia denudata (Dillwyn) Greville ex HarveyM (Levring 1974, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS and SG (Audiffred andPrud’homme van Reine 1985).

Polysiphonia elongata (Hudson) SprengelM (Levring 1974, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985); PS (Audif-fred and Prud’homme van Reine 1985); SG (Audif-fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985).

Polysiphonia erythraea (Schousboe) J. AgardhSG (Gain and Mirande 1912, Gain 1914, Levring1974, Gil-Rodrıguez et al. 1978).

Polysiphonia ferulacea Suhr ex J. AgardhM and DG (Levring 1974, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985);SG (Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

Polysiphonia flexella (C. Agardh) J. AgardhPS (Audiffred and Prud’homme van Reine 1985); SG(Audiffred and Weisscher 1984, Audiffred and Prud’-homme van Reine 1985).

Polysiphonia foetidissima Cocks ex BornetSP (Weisscher 1983).

Polysiphonia fucoides (Hudson) Greville5 Polysiphonia violacea (Roth) Greville - M(Levring 1974, Audiffred and Prud’homme vanReine 1985, Prud’homme van Reine et al. 1994);PS (Audiffred and Prud’homme van Reine 1985).

5 Polysiphonia violacea var. subulata (Ducluzeau)Hauck 2 PS and SG (Audiffred and Prud’hommevan Reine 1985).

Polysiphonia furcellata (C. Agardh) HarveyM (Levring 1974, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985, Augier1985, Prud’homme van Reine et al. 1994); PS (Audif-fred and Prud’homme van Reine 1985, Paula et al.1992); DG (Levring 1974, Audiffred and Weisscher1984, Audiffred and Prud’homme van Reine 1985);SG (Audiffred and Weisscher 1984, Audiffred andPrud’homme van Reine 1985).

Polysiphonia havanensis MontagneSG (Audiffred and Weisscher 1984); SP (Weisscher1983, Audiffred and Weisscher 1984).

Polysiphonia nutans MontagneM (Levring 1974); SG (Levring 1974, Gil-Rodrıguezet al. 1978).

Polysiphonia opaca (C. Agardh) Morris et De NotarisM (Levring 1974, Weisscher 1983, Audiffred andWeisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985); PS and DG (Audiffred andPrud’homme van Reine 1985); SG (Levring 1974,Gil-Rodrıguez et al. 1978, Weisscher 1983, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985, Augier 1985); SP (Weisscher 1983, Audif-fred and Weisscher 1984, Audiffred and Prud’hommevan Reine 1985).

Polysiphonia scopulorum Harvey5 Lophosiphonia scopulorum (Harvey) Womersley -DG (Levring 1974, Weisscher 1983, Audiffred andPrud’homme van Reine 1985); SG and SP (Levring1974, Gil-Rodrıguez et al. 1978, Weisscher 1983,Audiffred and Prud’homme van Reine 1985).

Polysiphonia sertularioides (Grateloup) J. AgardhPS (Paula et al. 1992).

Polysiphonia sphaerocarpa BørgesenSG (Audiffred and Weisscher 1984); SP (Weisscher1983, Audiffred and Weisscher 1984).

Polysiphonia subulata (Ducluzeau) J. AgardhM and SG (Audiffred and Weisscher 1984).

Polysiphonia tepida HollenbergDG (Audiffred and Prud’homme van Reine 1985).

Polysiphonia tripinnata J. AgardhPS and DG (Audiffred and Prud’homme van Reine1985); SG (Audiffred and Weisscher 1984, Audiffredand Prud’homme van Reine 1985).

Rytiphlaea tinctoria (Clemente y Rubio) C. AgardhM and PS (Levring 1974, Weisscher 1983, Audiffredand Weisscher 1984, Audiffred and Prud’homme vanReine 1985); SG (Levring 1974, Gil-Rodrıguez et al.1978, Weisscher 1983, Audiffred and Weisscher 1984,Audiffred and Prud’homme van Reine 1985); SP(Weisscher 1983, Audiffred and Weisscher 1984, Au-diffred and Prud’homme van Reine 1985).

412 A. I. Neto et al.

Table I. Comparison of the marine flora from selected Macaronesian archipelagos.

Chlorophycota Chromophycota Rhodophycota Total References

Azores 48 66 193 307 Neto (1994)Canaries 110 118 370 598 Afonso Carrillo & Sanson (1999)Madeira 64 64 231 359 This study

Doubtful records

Amphiroa verruculosa KützingM (Grunow 1868).

Ceramium fastigiatum (Roth) HarveyM (Piccone 1884, Prud’homme van Reine et al.1994). Material could not be located in W. herbar-ium. It might be C. diaphanum (Lightfoot) Roth orC. cimbricum H. Petersen.

Chondria curvilineata Collins et HarveySP (Weisscher 1983). Only a photograph and draw-ing were found. Specimen was missing from L collec-tions.

Corallina intermedia GrunowM (Grunow 1868). It might be a variety of Jania ru-bens (Linne) J. V. Lamouroux.

Dasya arbuscula (Dillwyn) C. AgardhSG (Gain 1914). The status of this entity is uncertainand requires further investigation according to Dixon(1960) and Maggs and Hommersand (1993).

Fucus vesiculosus LinneM (Bornet 1892).

Gymnogongrus parthenopaeus KützingM (Grunow 1868). Possibly Gymnogongrus grif-fithsiae (Turner) Martens.

Haliptilon squamatum (J. Ellis et Solander) John, Ir-vine et Webster

5 Corallina squamata J. Ellis et Solander 2 M(Grunow 1868).

Halymenia bermudensis Collins et HoweSP (Weisscher 1983). Only one small specimen foundin L. Not possible to assign the specific name.

Laurencia cf. nidifica J. AgardhDG (Audiffred and Prud’homme van Reine 1985).

Naccaria corymbosa J. AgardhSG (Audiffred and Weisscher 1984). Possibly Nacca-ria wiggii (Turner) Endlicher.

ReferencesAfonso-Carrillo, J. and M. Sanson. 1999. Algas, hongos y

fanerogamas marinas de las Islas Canarias. Clave analı-tica. Servicio de Publicaciones, Universidad de La La-guna, Santa Cruz de Tenerife. pp. 254.

Polysiphonia cf. ceramiaeformis P. Crouan et H.CrouanSP (Weisscher 1983).

Polysiphonia cf. paniculata MontagneSG (Audiffred and Weisscher 1984).

Rhodophyllis maderensis LevringM and PS (Levring 1974, Audiffred and Prud’-homme van Reine 1985). Laboratory studies on thisspecies indicate no clear difference with Rhodophyllisdivaricata (Stackhouse) Papenfuss.

Sargassum ledingerum (Linne) C. Agardh forma hum-ilis GrunowM (Prud’homme van Reine et al. 1994). Material notfound in W collections at the time of this study.

Summary

The number of macroalgal species found in the presentstudy (Table I) is significantly lower than the ones re-corded for the Canaries or the British Isles (642, see inGuiry 1997), but slightly higher than the one recordedfor the Azores. The archipelago of Madeira, therefore,occupies an intermediate position between the Azoresand the Canaries archipelagos. In agreement withPrud’homme van Reine and van den Hoek (1990) themarine algal flora of the Madeira archipelago is closelyrelated to the flora of the Canaries, especially regard-ing the red algae, while the green and brown algal florais more similar to that of the Azores.

Recent collections and personal observations indi-cate the number of species recorded for the Madeiraarchipelago and will increase in the near future.

Acknowledgements

The authors are thankful to the staff of the formerRijksherbarium Leiden, now Universiteit Leidenbranch of the National Herbarium Nederland, espe-cially Dr W. F. Prud’homme van Reine and Dr P. A.J. Audiffred, and of the Museu Municipal do Funchal,especially Drs M. Biscoito and A. D. Abreu.

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