angiosperm trees spot id Flashcards
salicaceae
willow family:
Populus balsamifera
salicaceae, balsam poplar
- large shiny deltoid leavs
- large sticky terminal bud
- prominent leaf scars
- flower buds look like tiny brussels sprouts on stems
Populus deltoides
Salicaceae, plains cottonwood
- deeply serrated deltoid leaves
- string of pearls type flowers
Populus tremuloides
Salicaceae, trembling aspen
- rounder leaves
- flattened petiole
- very small buds
- more dissected crown
Salix sp.
Salicaceae, willow species
- wispy flowers
- fuzzy catkins
-looks like a willow
- lanceolate leaves
betualceae
birch family
alnus crispa
Betualceae, green alder
- deeply veined leaves
- medium - tall shrub
-WOODY catkins
- toothed margins
Betula payrifera
betualceae, paper birch
- stretched out, flowering male catkins
- prominent lenticels
- peeling bark
betula pumila
Betualceae, bog birch
- crinolated leaves
- proinent lenticels
- no peeling bark
- reddish bark on branches
Corylus cornuta
Betualceae, beaked hazelnut
- thinner, slightly fuzzy leaves
- flowers that looks like snouts
- female catkin only 3-4 flowers
fagaceae
oak
quercus marcrocarpa
Fagaceae, bur oak
- deeply lobed (round) oak leaves
- fruit is a nut
- very gnarly branches
- BIG hat
Quercus rubra
Fagaceae, red oak
- nuts smoother with less of a hat
- sharper oak leaves
ulmaceae
elms
Ulmus americana
Ulmaceae, american elm
- thin, deep venation
- big elm with large leaves
- fruit looks like round, fuzzy ravioli
- conical brown buds
- oblique leaf base
Ulmus pumila
Ulmaceae, siberian elm
- smooth ravioli fruit
- smaller leaves than american
tilia sp
Tiliaceae, basswood (americana/cordata)
- wispier flowers (not catkins)
- inflorescence attatched to wings
aesculus glabra
hippocastanaceae, ohio buckeye
- palmately compound
- big ol nuts
- prominent stamen
-shallow veination
ceraceae
maple
Acer ginnala
Amur maple
- very bright samaras
-deeply serrated leaves
Acer negundo
Aceraceae, manitoba maple
- compound leaves that look like a classic maple when pushed together
- butterfly wing samaras
- DROOPY
Acer saccharum
Aceraceae, sugar maple
- samaras with a big fruit (very green)
- classic maple leaves
- male and bisexual flowers
- samara wings 45 degrees
acer saccharinum
silver maple
- distinctive leaf backside
- more deeply lobed than sugar maple
- samaras more of a cactus arms
Fraxinus sp.
Oleaceae,
- rough, layered bark
- pinnately compound leaves
- opposite arrangement
- deep leaf scars
- chocolate chip buds
