Pollen‐connecting threads in Gymnocalycium (Cactaceae): Their origin, function, and systematic relevance
Halbritter, Heidemarie, Hesse, Michael, Buchner, RalfVolume:
36
Language:
english
Journal:
Grana
DOI:
10.1080/00173139709362583
Date:
January, 1997
File:
PDF, 1.82 MB
english, 1997