Balsamorhiza hookeri |
Balsamorhiza ×terebinthacea |
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hairy balsamroot, hare's head balsamroot, Hooker's balsamroot |
wormwood balsamroot |
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Habit | Perennial from a carrot-like taproot, the lax, nearly naked stems 0.6-4 dm. tall. | |
Leaves | Basal leaves 1-4 dm. long, pinnatifid, the divisions entire to deeply toothed; stem leaves often with one or more inconspicuous, linear or pinnatifid bracts near the base. |
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Flowers | Heads solitary; involucre bracts linear to ovate, long-hairy at least marginally; rays 10-16, 1.5-3.5 cm. long. |
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Fruits | Achenes glabrous. |
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Balsamorhiza hookeri |
Balsamorhiza ×terebinthacea |
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Identification notes | Our other species with pinnatifid leaves, Balsamorhiza incana, is silky-woolly throughout, while B. hookeri is sparcely hairy. | |
Flowering time | April-June | |
Habitat | Dry, open areas at low to moderate elevations, usually in lithosol (rocky, cobbly soil). | |
Distribution | Occurring east of the Cascades crest in central Washington; Washington to California, east to western Montana, southern Idaho, and Nevada.
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Origin | Native | Native |
Conservation status | Not of concern | Not of concern |
Sibling taxa | ||
Web links |