- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:45602-2
- Publication
- Bulletin of the Torrey Botanical Club. New York
- Collation
- 32: 133
- Family as entered in IPNI
- Asteraceae
Type Information
- Distribution Of Types
- Colorado (Northwestern U.S.A., Northern America)
Links
- Nomenclatural link
- Cirsium tracyi Petr., Beih. Bot. Centralbl., Abt. 2. 35: 424 (1917).
- Nomenclatural link
- Cirsium undulatum var. tracyi (Rydb.) S.L.Welsh, Great Basin Naturalist 43: 254 (1983).
- Nomenclatural link
- Cirsium tracyi (Rydb.) Petr.
- Same citation as
- Carduus tracyi Rydb., Bull. Torrey Bot. Club 32(3): 133 (1905).