Helianthus deserticola

Helianthus deserticola
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Tribe: Heliantheae
Genus: Helianthus
Species:
H. deserticola
Binomial name
Helianthus deserticola
Synonyms[2]

Helianthus deserticolus Heiser

Helianthus deserticola, the desert sunflower, is a plant species native to Arizona, Nevada and Utah.[3] It grows in dry, sun-lit locations at elevations of 400–1,500 m (1,300–4,900 ft).[4]

Helianthus deserticola is a daughter species of the species Helianthus annuus and Helianthus petiolaris.[5]

Helianthus deserticola is an annual herb up to 40 centimetres (16 in) tall with abundant resin dots on the foliage. Leaves are up to 5 centimetres (2.0 in) long. Flower heads contain approximately 7-13 ray flowers and more than 25 disc flowers.[4][6]

References

  1. ^ Rhodes, L. & Maxted, N. (2016). "Helianthus deserticola". IUCN Red List of Threatened Species. 2016 e.T20694284A20695291. Retrieved 9 March 2026.
  2. ^ Tropicos, Helianthus deserticola Heiser
  3. ^ Biota of North America Program 2014 county distribution map
  4. ^ a b Flora of North America, Helianthus deserticola Heiser, 1960. Desert sunflower
  5. ^ Gross, Briana L, et al. “Selective Sweeps in the Homoploid Hybrid Species Helianthus Deserticola: Evolution in Concert across Populations and across Origins.” Molecular Ecology, Wiley/Blackwell (10.1111), 13 Dec. 2007, onlinelibrary.wiley.com/resolve/doi?DOI=10.1111%2Fj.1365-294X.2007.03574.x.
  6. ^ Heiser, Charles Bixler. Proceedings of the Indiana Academy of Science 70: 209, 212, f. 1. 1960.