- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:119154-2
- Species Name
- Helianthus × laetiflorus Pers., Syn. Pl. [Persoon] 2: 476 (1807).
- Publication
- Rhodora; Journal of the New England Botanical Club. Cambridge, MA
- Collation
- 48: 79
- Family as entered in IPNI
- Asteraceae
Remarks
Fernald referred to Harpalium rigidum Cass. as the basionym (bibliographic error).