The eastern American variety of Polystichum braunii
Fernald, Merritt Lyndon, 1873-1950
Article
1928
Contributions from the Gray Herbarium of Harvard University
Issue: 79
28--30
Harvard University Botany Libraries
English
[Cambridge, Mass.] Harvard University -1984]
DOI: https://doi.org/10.5962/p.336097 Wikidata: https://www.wikidata.org/entity/Q94388168