Taxonomy
- Taxonomic Rank
- Subspecies
- Author
- (Heiser) Heiser
- Publication
- Mem. Torrey Bot. Club 22(3): 54 (1969)
Superior Taxa
- Kingdom
-
Plantae
- Subkingdom
-
Pteridobiotina
- Phylum
-
Angiosperms
- Order
-
Asterales
- Family
-
Asteraceae
- Subfamily
-
Asteroideae
- Tribe
-
Heliantheae
- Subtribe
-
Helianthinae
- Genus
-
Helianthus
- Species
-
Helianthus praecox
Synonyms
Helianthus debilis subsp. runyonii
Helianthus praecox var. runyonii
References
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024