Carduus undulatus var. megacephalus Greene
, Proc. Acad. Nat. Sci. Philadelphia 1892: 360 (1893). BHL- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:45607-2
- Publication
- Proceedings of the Academy of Natural Sciences of Philadelphia. Philadelphia, PA
- Collation
- 1892: 360
- Family as entered in IPNI
- Asteraceae
Links
- Nomenclatural link
- Cnicus undulatus var. megacephalus A.Gray, Proc. Amer. Acad. Arts 10: 42 (1874).
- Same citation as
- Carduus undulatus var. megacephalus (A.Gray) Greene