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Asterids: lamiids cont’d., campanulids Today’s lecture • Solanaceae – Class exercise • Caprifoliaceae • Apiaceae – Class exercise • Asteraceae
Asterids: lamiids cont’d., campanulids
Today’s lecture
• Solanaceae
– Class exercise
• Caprifoliaceae • Apiaceae
– Class exercise
• Asteraceae
Soltis et al., 2011
Monocots
ANITA grade
Magnoliids
Ranunculaceae
Caryophyllales
Saxifragales
Rosids
Asterids
Angiosperm phylogeny
Lamiids
Asterids
Campanulids
Asterids
Core asterids
Tenuinucellate ovules Unitegmic ovules
Iridoid compounds
Stamens epipetalous, corollas gamopetalous
Stamens alternate w. petals 2 fused carpels
Textbook DVD KRR & DLN
Solanaceae
Solanum tuberosum Solanum melongena
Solanum lycopersicum
Solanaceae
Atropa belladonna
Datura stramonium Nicotiana tabacum
alkaloids
102 genera; 2,510 species Habit: Leaves:
Solanaceae
Herbs, shrubs, or small trees
Simple to compound Alternate
Solanaceae
Symmetry: Perianth parts: Stamens: Pistils: Ovary position: Fruit type:
radial
5-merous corolla gamopetalous
5
1 compound pistil (2 carpels)
superior
Berry, or capsule
Solanum (~1,400 species: 50% of Solanaceae) Corolla rotate; anthers connivent, terminal pores
Solanaceae
Class exercise – past exam questions
• You have example questions from past final exams.
• Work on them individually, then trade papers with your neighbour to grade them.
• Turn in your papers when you’re done.
Lamiids
Asterids
Campanulids
Asterids
Core asterids
Tenuinucellate ovules Unitegmic ovules
Iridoid compounds
Stamens epipetalous, corollas gamopetalous
Stamens alternate w. petals 2 fused carpels
Caprifoliaceae
Adoxaceae
Maple
Ash Dogwood
Cap(rifoliaceae) Horse (chestnut)
Textbook DVD KRR & DLN
Ryan Miller
Lonicera sempervirens honeysuckle
Linnaea borealis twin flower
Caprifoliaceae
Textbook DVD KRR & DLN
Ryan Miller
Dipsacus fullonum Fuller�s teasel
Former Dipsacaceae
Centranthus ruber Jupiter�s-beard
Former Valerianaceae
Caprifoliaceae
36 genera; 810 species Habit: Leaves:
Caprifoliaceae
Woody shrubs or vines Some herbaceous
Simple to compound Opposite
(Howarth & Donoghue 2009)
Caprifoliaceae
Caprifoliaceae
Symmetry: Perianth parts: Stamens: Pistils: Ovary position: Fruit type:
Bilateral (occasionally radial)
5-merous gamopetalous
5
1 compound pistil (2 carpels)
inferior
Berry, drupe, capsule, achene
Apium graveolens Pastinaca sativa
Apiaceae (Umbelliferae)
Daucus carota
Note: Alternate family names with an -ae ending are accepted for a few families.
Apiaceae (Umbelliferae)
434 genera; 3,780 species Habit: Leaves:
Apiaceae (Umbelliferae)
Ours herbaceous
Usually lobed to compound Alternate Bases sheathing
Ryan Miller
Apiaceae (Umbelliferae)
Apiaceae (Umbelliferae)
Symmetry: Perianth parts: Stamens: Pistils: Ovary position: Fruit type:
Usually radial
5-merous polypetalous
5
1 compound pistil (2 carpels)
inferior
schizocarp
Class exercise – family ID
Textbook DVD KRR & DLN
Ryan Miller
Helianthus annuus
Asteraceae (Compositae)
Note: Alternate family names with an -ae ending are accepted for a few families.
Cynara cardunculus
Asteraceae (Compositae)
Asteraceae (Compositae)
Lactuca sativa
1,535 genera; 23,000 species Habit: Leaves:
Asteraceae (Compositae)
Herbs, shrubs, trees
Simple to compound Arrangement various
Sometimes with milky juice
Asteraceae (Compositae)
Textbook DVD WSJ Textbook DVD KRR & DLN
Textbook DVD KRR & DLN
Asteraceae (Compositae)
Asteraceae (Compositae)
Symmetry: Perianth parts: Stamens: Pistils: Ovary position: Fruit type:
Radial or bilateral
5-merous, calyx reduced corolla gamopetalous
5
1 compound pistil (2 carpels)
inferior
cypsela
