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Keys
Vascular plant groups
Club mosses
Ferns
Vegetative key to families
Gymnosperms
Flowering plants
Genera
Families
Salicaceae
Leaves
entire
or distantly angular (includes Flacourtiaceae)
Salicaceae
consider the other alternative
Petals and/or sepals absent,
inflorescence
a
catkin
. Fruit a
capsule
choose this alternative
reject this alternative
Leaves broad-elliptic,
ovate
, triangular or rhombic; usually more than 5 cm wide. Flowers with
disc
shaped
nectary
Populus
choose this alternative
reject this alternative
Leaves
linear
to
obovate
; usually less than 5 cm wide. Flowers with 1 or 2 elongated nectaries
Salix