Helianthus × cinereus
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Helianthus
Species:
H. × cinereus
Binomial name
Helianthus × cinereus
Torr. & A.Gray[1]

Helianthus × cinereus is a species of sunflower native to the United States, in Missouri, Kentucky, Indiana, and Ohio.[2] H. cinereus was proposed as a new species by Torrey and Gray in 1842. It is a natural hybrid with similar features to artificial hybrids between Helianthus mollis and Helianthus occidentalis.[2][3]

References

  1. Helianthus cinereus The Plant List. Accessed 22 February 2019.
  2. 1 2 Helianthus ×cinereus Torr. & A. Gray (pro sp.) (mollis × occidentalis). USDA - Natural Resources Conservation Service. Accessed 22 February 2019
  3. R. C. Jackson and A. T. Guard Natural and Artificial Hybridization Between Helianthus mollis and H. occidentalis The American Midland Naturalist Vol. 58, No. 2 (Oct., 1957), pp. 422-433 (12 pages). Accessed 22 February 2019


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