The anatomy and relationships of the Gnetales I. The genus Ephedra
Thompson, W. P.
Article
1912-10
Annals of botany
26
1077--1104
New York Botanical Garden, LuEsther T. Mertz Library
English
London, Academic Press [etc.],
DOI: https://doi.org/10.1093/oxfordjournals.aob.a089432