Taraxacum umbrosum Sonck, Kirschner & Štěpánek in Ann. Bot. Fenn. 52(3-4): 161. 2015 Taraxacum umbrosum Sonck, Kirschner & Štěpánek in Ann. Bot. Fenn. 52(3-4): 161. 2015Taxon for this nameTaraxacum umbrosum Sonck, Kirschner & Štěpánek in Ann. Bot. Fenn. 52(3-4): 161. 2015