Wyoming State Tree
Dioecious, male and female as pendulous catkins, appearing before the
Cottony seeds, 1/4 inch long borne in a dehiscent capsule. Maturing
Stout, somewhat angled and yellowish. Buds are 3/4 inch long, covered
with several brown, resinous scales. Has a bitter aspirin taste.
Smooth, gray to yellow-green when young. Later turning gray with thick ridges and deep furrows.
A large tree with a clear bole and an open spreading crown resulting
in a somewhat vase-shaped form.
Conservation; Photos and text by: John Seiler, Edward Jensen,
Alex Niemiera, and John Peterson;Silvics reprinted from Ag
Handbook 654; range map source information