Youngia japonica
(L.) DC.
Prodr. 7(1):194 (1838)
Asteraceae
oriental hawksbeard This name is accepted

Youngia japonica var. elstonii
(Hochr.) Babc. & Stebbins
Publ. Carnegie Inst. Wash. 484: 98, f. 29. (1937)
Asteraceae
This name is a synonym of Youngia japonica