Microgametophyte Development in the Paleozoic Seed Fern Family Callistophytaceae

• 1 November 1974
• journal article
• Published by Wiley in American Journal of Botany
• Vol. 61  (10) , 1067-1075
• https://doi.org/10.2307/2441924

Abstract

Keywords

• SEED
• EXTREMELY
• PALEOZOIC
• MICROGAMETOPHYTE
• EMBRYONAL CELL
• PROTHALLIAL
• CALLISTOPHYTACEAE
• AXIAL ROW