Validation of two varieties of Oxytropis tragacanthoides (Fabaceae) from Southern Siberia

Two names of varieties, Oxytropis tragacanthoides Fisch. ex DC. var. parviflora Polozhij ex Krivenko, var. nova, and Oxytropis tragacanthoides var. glabra Peschkova ex Krivenko, var. nova, are validated here according to the International Code of Nomenclature for Algae, Fungi, and Plants (Shenzhen Code). For each new variety provided description, illustration of holotype, distribution, and differences from Oxytropis tragacanthoides var. tragacanthoides