The chromosomes and relationship of Crepis syriaca (Bornm.) Cameron, Donald Ross, 1907-1984 creator text book Berkeley, Calif University of California press 1934 1934
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ENG Cover-title. Crepis Karyokinesis https://www.biodiversitylibrary.org/bibliography/61467 a34002920 10.5962/bhl.title.61467 California Univ. Libr.