Upper carboniferous and lower permian conifers

• 1 May 1950
• journal article
• research article
• Published by Springer Nature in The Botanical Review
• Vol. 16  (5) , 258-282
• https://doi.org/10.1007/bf02873610

Abstract

Keywords

• BOTANICAL REVIEW
• MALE FLOWER
• FLORIN
• SUBSIDIARY CELL
• FEMALE CONE