Flashcards
Woody, Alternate, Simple; Families S-U
Flashcards do conjunto (12)
- 1Salicaceae (Willows)Trees/Shrubs, sometimes clonal
Unisexual flowers in N. America, but can be bisexual
Capsule Fruit
(Populus, Salix) - 2Vitaceae (Grapes)Vines, sometimes shrubs, usually w/tendrils
Leaves alt, simple or compound w/stipules
Berry fruit
(Vitis) - 3Ulmaceae (Elms)Trees/shrubs
Leaves alt, simple, 2xSerrate, oblique
Flowers uni/bisexual, abort parts to become unisexual
Fruits nutlets, samaras, or drupes
(Celtis) - 4Populus (Aspen and Poplars)Trees/Shrubs, Often Clonal. Smooth green-gray or dark furrowed bark.
Alt, simple, toothed, w/flat petioles
Flowers unisexual catkins.
Fruits cottony capsules. - 5Salix (Willows)Shrubs, s/t trees w/ spreading, branched roots.
Winter buds w/1 scale, V leaf scar.
Leaves Alt, simple, lanceolate.
Flowers unisexual erect catkins.
Fruits conical capsules. - 6Vitis (Grapes)Vines w/tendrils, s/t shrubs.
Exfoliating bark.
Leaves Alt, Simple, Palmately lobed.
most Flowers functionally Unisexual.
Golden Brown to blue/purple berries. - 7Celtis (Hackberries)Trees w/ slender, spreading branches.
Bark gray, smooth, fissured or warty.
Leaves simple, alt, plinerved, toothed, oblique
Functionally Unisexual Flowers
Fruits fleshy, 1-seeded Drupes - 8What are tent caterpillars? What family/genus do they affect? Why is this important to wildlife?Lepidopterans that spin silk tents in tree crotches.
Especially Prunus in Rosaceae.
They're food for birds and host spp. for parasites. - 9What's the relationship between nectar and pollination vector?Nectar is present if the plant is insect pollinated.
- 10What genus in Salicaceae is mostly Shrubs?Salix (Willows)
- 11What's a trophic cascade?Trophic cascades describe the impact of animals more than one trophic level higher on those that aren't directly preyed on by them. Wolves eat elk, water plants return and bring back songbirds, reinforce shorelines, etc.
- 12Name a few genera whose fruits persist into winter as a food source.Rhus (Sumac), Rosa (Rose), Gaultheria (Heath/Wintergreen), Ilex (Holly), Crataegus (Hawthorn).
Informações
- Descrição
- Vegetative characters for woody, alternate, simple families S-U. Read through slides for their importance to wildlife.
- Criado por
- Wes Smalley
- Visualizações
- 45
- Tags
- Avaliação