Contributions to Our Knowledge of American Carboniferous Floras. VII. Some Pteridosperm Stems from Iowa
Andrews, Henry N
Article
1945
Annals of the Missouri Botanical Garden
32
323--360
BioStor
English
St. Louis, Missouri Botanical Garden Press, 1914-
BioStor: https://biostor.org/reference/11695 DOI: https://doi.org/10.2307/2394379