Biology:Cirsium brevifolium
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Short description: Species of thistle
| Cirsium brevifolium | |
|---|---|
Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Cirsium |
| Species: | C. brevifolium
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| Binomial name | |
| Cirsium brevifolium Nutt.
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| Synonyms[1] | |
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Cirsium brevifolium is a North American species of plants in the tribe Cardueae within the family Asteraceae. Common name is Palouse thistle. The species is native to the northwestern United States , in the States of Washington (state) , Oregon, and Idaho.[2] The plant is particularly common in the Palouse Prairie near Pullman, Washington (state) .[3][4]
Cirsium brevifolium is a perennial herb up to 120 cm (4 feet) tall, with a large taproot. Leaves have spines along the edge. Sometimes there is only one flower head, sometimes a few but not many, with creamy white or pale lavender disc florets but no ray florets.[5]
References
- ↑ The Plant List, Cirsium brevifolium Nutt.
- ↑ Biota of North America Program 2014 county distribution map
- ↑ photo of herbarium specimen at Missouri Botanical Garden, collected near Pullman, Washington, isotype of Cirsium brevifolium
- ↑ Piper, Charles Vancouver 1906. Contributions from the United States National Herbarium 11: 610–611 as Carduus palousensis
- ↑ Flora of North America, Palouse thistle, Cirsium brevifolium Nutt.
Wikidata ☰ Q15596262 entry
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