External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:967116-1
- Species Name
- Silphium compositum Michx., Fl. Bor.-Amer. (Michaux) 2: 145 (1803).
- Publication
- Phytologia; Designed to Expedite Botanical Publication. New York
- Collation
- 71(4): 272
- Date of Publication
- 9 Dec 1991
- Family as entered in IPNI
- Asteraceae