Cirsium douglasii DC.

IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:58997-2
Family as entered in IPNI
Asteraceae

Links

Nomenclatural link
Carduus undulatus var. douglasii Greene, Proc. Acad. Nat. Sci. Philadelphia 1892: 360 (1893).
Duplicate citation of
Cirsium douglasii DC., Prodr. [A. P. de Candolle] 6: 643 (1838).