As classified in WFO snapshot
December 2024
Warning: older classification
form
Polemonium villosum f. glabrum
(S.D.Zhao) Y.C.Chu
This form name was first published in Pl. Medic. Chinae Bor.-Orient. : 936 (1989)
This form name has been reclassified since this snapshot. Its current preferred usage is a synonym .