External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:134554-2
- Publication
- Report (Annual) of the Michigan Academy of Science, Arts, and Letters. East Lansing
- Collation
- 6: 214
- Family as entered in IPNI
- Asteraceae
Links
- Nomenclatural link
- Mulgedium heterophyllum Nutt., Trans. Amer. Philos. Soc. ser. 2, 7: 441 (1841).
- Same citation as
- Lactuca pulchella var. heterophylla (Nutt.) Farw.