Carduus undulatus var. ochrocentrus (A.Gray) Rydb.

IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:1013523-2
Species Name
Carduus undulatus
Family as entered in IPNI
Asteraceae

Links

Nomenclatural link
Cnicus undulatus var. ochrocentrus A.Gray, Proc. Amer. Acad. Arts 10: 43 (1874).
Duplicate citation of
Carduus undulatus var. ochrocentrus Rydb., Contr. U.S. Natl. Herb. 3(8): 510 (1896).