Populus tremula L.

SMITHSONIAN INSTITUTION
From THE UNITED STATES NATIONAL HERBARIUM
NEW YORK BOTANICAL GARDEN
PLANTS OF INNER MONGOLIA
NATIONAL GEOGRAPHIC SOCIETY CENTRAL CHINA EXPEDITION, UNDER THE DIRECTION
OF F. R. WULSIN
Populus tremula
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Populus L. sect. Populus (=Leuce Duby)
Populus tremula. L.
(syn. P. davidiana Dode,
P. rotundifolia Griff.)
davidiana
Schneid
Tree 35 ft, high,
Wang: Teh Fu; altitude 1750 to 8125 meters
/ University of Toronto 2003
R. C. CHING, Collector
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