Abstract
Chromosome numbers are reported for 26 collections representing 12 MongolianPotentilla taxa. The first chromosome records are reported forP.[x]agrimonioides Bieb. (2n = 42, 49–50),P. [x]chionea Soják (2n = 64, 74+1B, 84–86, 86),P. [x]stepposa Soják (2n = 62) andP. supina, L. subsp.costata Soják (2n = 42). Tetraploid and pentaploid populations ofP. sericea L. (2n = 28, 34, 35) and hexaploid populations ofP. omithopoda Tausch (2n = 42) were found in Mongolia. Chromosome numbers of the following species were confirmed:P. longifolia Willd. exSchlecht. (2n = 14),P. multifida L. (2n = 28),P. sanguisorba Willd. exSchlecht. (2n = 28),P. sericea L. (2n = 42),P. supina L. subsp.paradoxa (Nutt.) Soják (2n = 28 China) andP. tanacetifolia Willd. exSchlecht. (2n = 28). Taxonomic observations are briefly discussed.
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Měsíček, J., Soják, J. Chromosome counts of some MongolianPotentilla species. Folia geobot. phytotax. 27, 167–176 (1992). https://doi.org/10.1007/BF02856247
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DOI: https://doi.org/10.1007/BF02856247