- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:45503-2
- Publication
- Bulletin of the Torrey Botanical Club. New York
- Collation
- 37: 542
- Family as entered in IPNI
- Asteraceae
Type Information
- Distribution Of Types
- Montana (Northwestern U.S.A., Northern America)
Links
- Nomenclatural link
- Cirsium butleri Petr., Beih. Bot. Centralbl., Abt. 2. 35: 539 (1917).
- Same citation as
- Carduus butleri Rydb., Bull. Torrey Bot. Club 37(11): 542 (1910).