Structure of Some Carboniferous Seeds from American Coal Fields

• 1 June 1939
• journal article
• Published by University of Chicago Press in Botanical Gazette
• Vol. 100  (4) , 769-787
• https://doi.org/10.1086/334829

Abstract

Keywords

• CARBONIFEROUS SEEDS
• COAL FIELDS
• AMERICAN COAL
• STRUCTURE
• SEEDS FROM AMERICAN