Problems of cytology and evolution in the Pteridophyta Manton, I. creator text book Cambridge [Eng.] University Press 1950 1950
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ENG Karyokinesis Pteridophyta QK521 .M25 587 https://www.biodiversitylibrary.org/bibliography/4667 325513 50011042 10.5962/bhl.title.4667 DLC