Biology:Hazardia whitneyi
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Short description: Species of flowering plant
| Hazardia whitneyi | |
|---|---|
Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Hazardia |
| Species: | H. whitneyi
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| Binomial name | |
| Hazardia whitneyi (A.Gray) Greene 1896
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| Synonyms[1][2] | |
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Hazardia whitneyi, common name Whitney's bristleweed,[3] 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.[4][5]
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.[6]
- 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
- ↑ Tropicos, Haplopappus whitneyi A. Gray
- ↑ 2.0 2.1 The Plant List, Hazardia whitneyi (A.Gray) Greene
- ↑ "Hazardia whitneyi". Natural Resources Conservation Service PLANTS Database. USDA. https://plants.usda.gov/core/profile?symbol=HAWH3. Retrieved 20 July 2015.
- ↑ Calflora taxon report, University of California, Hazardia whitneyi (A. Gray) E. Greene, Whitney's bristleweed
- ↑ Biota of North America Program 2014 county distribution map
- ↑ 6.0 6.1 Flora of North America, Hazardia whitneyi (A. Gray) Greene, 1896. Whitney’s bristleweed
External links
Wikidata ☰ Q15558500 entry
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