Carduus excelsior Greene

, Proc. Acad. Nat. Sci. Philadelphia 1892: 364 (1893). BHL
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External links to taxonomic opinions:
WFO POWO
IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:45524-2
Publication
Proceedings of the Academy of Natural Sciences of Philadelphia. Philadelphia, PA
Collation
1892: 364
Family as entered in IPNI
Asteraceae

Links

Nomenclatural link
Cnicus excelsior B.L.Rob., Proc. Amer. Acad. Arts 27: 179 (1892).
Same citation as
Carduus excelsior Greene, Proc. Acad. Nat. Sci. Philadelphia 44: 364 (1893).