Post on 20-Jul-2020
transcript
A linear
leaf on a bur-reed
Odd-pinnate
compound leaf
on a great water-parsnip
A lanceolate
leaf on a marsh
woundwort
An umbel
A ligula
on a reed canary-grass
A whorl
on a mare's tail
Compiler: Kaisa Viira I Designer / artist: Jaanika Sokman I Tartu 2013 Published by: Tartu Environmental Eduction Centre | Lille 10 Tartu 51010 | Tel: 736 6120 | www.teec.ee
“This document has been produced with the financial assistance of the Estonia – Latvia – Russia Cross Border Coopera-tion Programme within European Neighbourhood and Partnership Instrument 2007 – 2013. The contents of this document
are the sole responsibility of Tartu Environmental Education Centre and can under no circumstances be regarded as reflecting the position of the Programme, Programme participating countries, alongside with the European Union.”
“Estonia – Latvia – Russia Cross Border Cooperation Programme within the European Neighbourhood and Partnership Instrument 2007-2013 financially supports joint cross border development activities for the improvement of the region’s
competitiveness by utilising its potential and beneficial location on the crossroads between the EU and Russian Federation. The Programme web-site is www.estlatrus.eu.”
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Common
Wate
r-plan
tain
Leaves are yellowy green,
emerging from the base (acaulescent), with rounded base
and pointed tip
Leaves are spear-shapedArro
whead
Leaves form cross-shaped
triplets, with one root on the underside
A root bundle grows on the underside of
the leaf
Gre
ater
Du
ckwe
ed
Grea
ter W
ater
-par
snip
Leaves are odd-pinnate,
lanceolate, with a serrated
edgeLeaves are oblong, with sparse hairs, flowers are
blueLeaves are
lanceolate, hairy, and with an
unpleasant odour
Marsh Woundwort
Ivy-leaved Duckweed
The plant consists of small
freely floating leaves.
The leaves are large and
almost circular
Yello
w W
ater
-lily
Great
Yellowcress
Top leaves are whole,
bottom ones lobed
Water
Forget-me-not
Water
Mint
Comm
on
Rivergrass
Leaves are oval and smell of peppermint when rubbed
The leaves growing above the water are
linear.
The plant has floating
leavesAll the
leaves of the plant are
submerged
Common Reed
There is a “tooth mark” on
the leaf blade, and a fringe of hairs
replaces the ligule
Leaves are bi- or tripinnate,
deltoid in overall shape
Fine-leaved Water-dropwort
The ligule between the stem and leaf
blade has a frayed tip
The tips of the leaves
are boat shaped
The stems are hollow,
the leaves are attached
alternately
Reed
Sweet-grass
Leaves are small and
arranged in whorls around
the stem
The leaves are thread like and pointed
The leaves are arranged
as a collar around
the stem
Clasping-leaf
pondweed
Sennel Pondweed
Mar
e's
Tail
The flowers are in clusters
resembling the burrs of a burdock, the leaves are blunt tipped Bu
r-ree
d
Flow
ering
Rus
h
Pink flowers arranged in umbels, leaves triangular in
leaf-base
Long, cylindrical,
leafless stems
Com
mon
Clu
b-ru
sh
The edge and underside
of the leaf are coarse
haired
Leaves are narrow and small
Ree
d C
anar
ygra
ss Cree
ping
Ben
tgra
ss