- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:292845-2
- Publication
- Muhlenbergia; a Journal of Botany. Lancaster, PA, and Los Gatos, CA
- Collation
- 3: 134
- Family as entered in IPNI
- Asteraceae
Remarks
C. americanus Rydb. non Greene
Links
- Nomenclatural link
- Cirsium coloradense subsp. longissimum Petr., Beih. Bot. Centralbl., Abt. 2. 35: 371 (1917).
- Nomenclatural link
- Carduus americanus Rydb., Bull. Torrey Bot. Club 28: 508 (1901).
- Nomenclatural link
- Cirsium coloradense subsp. longissimum Petr.
- Nomenclatural link
- Carduus americanus Rydb.
- Same citation as
- Carduus longissimus A.Heller, Muhlenbergia 3(8): 134 (1907).