Samiksha Jaiswal (Editor)

Hazardia whitneyi

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Kingdom
  
Plantae

Family
  
Asteraceae

Genus
  
Hazardia

Order
  
Asterales

Tribe
  
Astereae

Rank
  
Species

Hazardia whitneyi top 7 facts


Hazardia whitneyi, common name Whitney's bristleweed, is a North American species of shrub in the daisy family. It has been found only in the states of Oregon and California in the western United States.

Hazardia whitneyi is a perennial herb or subshrub up to 50 cm (20 in) tall. The plant produces numerous flower heads in a dense, elongated array at the top of the plant. Each head contains 8-10 disc flowers but no ray flowers. The species sometimes grows on serpentine soils.

Varieties
  • Hazardia whitneyi var. discoidea (J.T.Howell) W.D.Clark - no ray flowers - California, Oregon in Klamath Mountains, southern Cascades, and north Coast Ranges
  • Hazardia whitneyi var. whitneyi - 5-18 ray flowers per head - California, primarily in Sierra Nevada
  • References

    Hazardia whitneyi Wikipedia