Cirsium iowense var. crattyii Pammel ex Wolden
, Proc. Iowa Acad. Sci. 39: 131 (1933).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:59051-2
- Publication
- Proceedings of the Iowa Academy of Science
- Collation
- 39: 131
- Family as entered in IPNI
- Asteraceae
Links
- Nomenclatural link
- Cnicus iowensis var. crattyii Pammel, Proc. Iowa Acad. Sci. 8: 231 (1901).
- Same citation as
- Cirsium iowense var. crattyii Pammel