Eucephalus ledophyllus
Appearance
Eucephalus ledophyllus | |
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Dark Divide in Washington | |
Mount Rainier National Park | |
Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Asterids |
Order: | Asterales |
Family: | Asteraceae |
Genus: | Eucephalus |
Species: | E. ledophyllus
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Binomial name | |
Eucephalus ledophyllus (A.Gray) Greene
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Synonyms[3] | |
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Eucephalus ledophyllus is a North American species of flowering plant in the family Asteraceae known by the common name Cascade aster. It is native to Washington, Oregon and northern California in the United States, mostly in the Cascade Mountains.[1] Some of the populations are inside national parks and monuments: Mount Rainier National Park, North Cascades National Park, and Mount St. Helens National Volcanic Monument.[1][4][5]
Eucephalus ledophyllus is a perennial herb up to 80 cm (32 inches) tall, with a large woody caudex. One plant will usually produce 3-20 flower heads in a showy array. Each head has 5–21 purple ray florets surrounding numerous yellow disc florets.[6]
- Varieties
- Eucephalus ledophyllus var. covillei (Greene) G.L.Nesom - Oregon, California - flower stalks not cottony
- Eucephalus ledophyllus var. ledophyllus - Washington, Oregon - flower stalks cottony
References
[edit]- ^ a b c Eucephalus ledophyllus. The Nature Conservancy.
- ^ "Eucephalus ledophyllus (A.Gray) Greene". Plants of the World Online.
- ^ The Plant List, Eucephalus ledophyllus (A.Gray) Greene
- ^ Biota of North America Program, 2014 county distribution map
- ^ Turner Photographics, Aster ledophyllus - Wildflowers of the Pacific Northwest photos, description, partial distribution map
- ^ Flora of North America, Eucephalus ledophyllus (A.Gray) Greene, 1896. Cascade aster