Pollen morphology in natural diploid–polyploid hybridogeneous complex of the genus Onosma (Boraginaceae–Lithospermeae)
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DOI: 10.1007/s00606-018-1559-3
Abstract: AbstractThe size and shape of the pollen grains are studied in a hybridogeneous complex of the genus Onosma. This plant system encompasses the hybrid taxa O. helvetica and O. pseudoarenaria with bimodal karyotypes that comprise… read more here.
Keywords: size shape; shape; complex genus; hybridogeneous complex ... See more keywords
DNA barcoding of a complex genus, Aesculus L. (Sapindaceae) reveals lack of species-level resolution
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DOI: 10.1139/cjb-2019-0018
Abstract: Aesculus L. is a small genus of horticulturally important trees and shrubs, comprising 13–19 species. Frequent hybridization among species, particularly in cultivation, has contributed to taxonomic confusion and difficulties in the identification of plants. In… read more here.
Keywords: barcoding complex; dna; genus aesculus; complex genus ... See more keywords