On Lyginodendron and Heterangium
Williamson, William Crawford, 1816-1895 Scott, D H
Article
1895-09
Annals of botany
9
525--535
New York Botanical Garden, LuEsther T. Mertz Library
English
London, Academic Press [etc.],
DOI: https://doi.org/10.1093/oxfordjournals.aob.a090752
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