Embryo Sac and Embryo of Pentstemon secundiflorus
Evans, Arthur T. (Arthur Thompson), 1888-1943
Article
1919
Botanical gazette
67
Issue: 5
427--437
BioStor
English
Hanover, Ind, [publisher not identified], 1876-1991
BioStor: https://biostor.org/reference/212409 DOI: https://doi.org/10.1086/332492