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Aster ageratoides var. pendulus, a recently described taxon, is endemic to Mt Hupingshan of north‐western Hunan, China. Field observations and collections were made from the only known population. Root‐tip squashes were used to determine the chromosome numbers of 96 plants and 61 seedlings from the achenes of eight sample plants. The results show that var. pedulus is a swarm of 30 cytotypes with nearly...
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