- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:956390-1
- Species Name
- Helianthus praecox Engelm. & Gray, Boston J. Nat. Hist. 5(2): 221 (1845).
- Publication
- Phytologia; Designed to Expedite Botanical Publication. New York
- Collation
- 69(1): 15
- Date of Publication
- 1990
- Family as entered in IPNI
- Asteraceae
Remarks
same combination made by B.L.Turner in Sida, Bot. Misc., 24: 6 (2003) with basionym as H. praecox subsp. runyoni in error