Penstemon nomenclature
An edition of Penstemon nomenclature (1960)
chart of the subdivisions of the genus, species in each sudivision, all names ever used in botanical literature to refer to Penstemons, and their present status
By Ralph W. Bennett
Publish Date
1960
Publisher
American Penstemon Society
Language
eng
Pages
165
Description:
subjects: Penstemons, Nomenclature