Carduus americanus var. perplexans A.Nelson
, New Man. Bot. Centr. Rocky Mt. 585 (1909).- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:45491-2
- Publication
- New Manual of Botany of the Central Rocky Mountains. New York
- Collation
- 585
- Family as entered in IPNI
- Asteraceae
Links
- Nomenclatural link
- Carduus perplexans Rydb., Bull. Torrey Bot. Club 32: 132 (1905).