title: A cytological study of colchicine-induced chimeras in Haplopappus gracilus A. Gray.
mesh_terms: D000782:Aneuploidy; D003078:Colchicine / Q000494:pharmacology*; D004171:Diploidy; D059828:Plant Cells; D010944:Plants / Q000187:drug effects*; D011058:Pollen; D011123:Polyploidy
chemical_list: D003078:Colchicine