A redefinition of Penstemon arkansanus Pennell (Scrophulariaceae)
Mcwilliam, Aileen L
Article
1967
Phytologia
15
233--235
BioStor
English
Bronx Park, New York H.A. Gleason and H.N. Moldenke
BioStor: https://biostor.org/reference/168406
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