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Helianthus niveus is a species of sunflower known by the common names showy sunflower and snowy sunflower. It is native to northern Mexico (Sonora, Baja California, Baja California Sur) and the Southwestern United States (Southern California, Arizona, New Mexico, and West Texas).[2][3]

Helianthus niveus
Conservation status
Data Deficient  (IUCN 3.1)
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Genus:	Helianthus
Species:	H. niveus
Binomial name
Helianthus niveus (Benth.) Brandeg. 1889 not Hieron. 1895
Synonyms[1]
Encelia nivea Benth. Helianthus dealbatus A.Gray Viguiera nivea Benth. & Hook.f. Helianthus tephrodes A.Gray Viguiera tephrodes (A.Gray) A.Gray

Helianthus niveus is a taprooted annual or perennial sunflower growing to a maximum height over 1 m (40 in). The leaves are oval or lance-shaped, often with irregular lobes or teeth, and are covered in soft, white hairs. The flower heads are fringed with 13-21 bright yellow ray florets up to 2.5 cm (1 in) long surrounding a center of yellow to purple-red disc florets.[4][2]

Habitat

H. niveus grows in sandy soils, most often in sand dunes.[5]

References

External links

• USDA Plants Profile for Helianthus niveus (showy sunflower)
• Calflora: Helianthus niveus (Desert sunflower, Silver leaved sunflower)
• UC Calphotos gallery

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