Biology:Hazardia squarrosa
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Short description: Species of flowering plant
| Hazardia squarrosa | |
|---|---|
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Hazardia |
| Species: | H. squarrosa
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| Binomial name | |
| Hazardia squarrosa (Hook. & Arn.) Greene 1894
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| Synonyms[1][2][3][4] | |
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Hazardia squarrosa is a North American species of shrub in the family Asteraceae known by the common name sawtooth goldenbush.[5] It is native to California in the United States and Baja California in Mexico.[6][7]
Hazardia squarrosa grows in coastal and inland scrub and chaparral habitats. It a shrub of variable size, from low and clumpy to sprawling over 2 metres (6 ft 7 in) tall. It is covered in thick, sharply toothed leaves a few centimeters long and is generally not very hairy or woolly. It bears numerous flower heads covered in greenish, pointed phyllaries and opening into an array of long yellow to slightly reddish disc florets but no ray florets.[8]
- Hazardia squarrosa var. grindelioides (DC.) W.D.Clark - from Monterey County to Baja California
- Hazardia squarrosa var. obtusa (Greene) Jeps. - Counties of Santa Barbara, Ventura, Los Angeles, Kern
- Hazardia squarrosa var. squarrosa - from San Benito County to San Diego County
References
- ↑ Tropicos, Haplopappus squarrosus Hook. & Arn.
- ↑ 2.0 2.1 The Plant List, Hazardia squarrosa (Hook. & Arn.) Greene
- ↑ Tropicos, Pyrrocoma grindelioides DC.
- ↑ Greene, Edward Lee. 1894. Erythea 2(7): 112
- ↑ "Hazardia squarrosa". USDA. Plants Profile. http://plants.usda.gov/java/profile?symbol=HASQ2. Retrieved March 28, 2008.
- ↑ 6.0 6.1 Calflora taxon report, University of California, Hazardia squarrosa (Hook. & Arn.) E. Greene, saw toothed goldenbush, sawtooth goldenbush
- ↑ SEINet, Southwestern Biodiversity, Arizona chapter photos, description, distribution map
- ↑ Flora of North America, Hazardia squarrosa (Hooker & Arnott) Greene, 1894. Saw-tooth bristleweed
External links
Wikidata ☰ Q5687695 entry
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