Delphinium leucophaeum |
Delphinium glaucum |
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pale larkspur |
pale larkspur |
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Habit | Stout, glabrous and glaucous perennial from thick rhizomes, the several simple, hollow stems 10-20 dm. tall. | |
Leaves | Leaves numerous, gradually reduced upward, all divided over half their length into five broad, wedge-shaped segments, these sharply 2-3 times toothed; the blades of the lower leaves may be 15-20 cm. broad. |
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Flowers | Inflorescence a simple or compound raceme, rather elongate and loosely many-flowered; sepals 5, deep blue-purple, oblong-elliptic, 6-12 mm. long, the spur straight, shorter than the blade of the upper sepal; petals 4, small, pale blue; stamens numerous; pistils 3. |
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Fruits | Follicles erect, 10-14 mm. long, glabrous. |
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Delphinium leucophaeum |
Delphinium glaucum |
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Flowering time | May-June | July-September |
Habitat | Bluffs, open ground, and moist lowland meadows where undisturbed. | Meadows and wet thickets, bogs, streambanks, and coniferous forest openings at middle elevations in the mountains. |
Distribution | Occurring west of the Cascades crest in Washington, where known only from Lewis County in Washington; Lewis County, Washington to Willamette Valley, Oregon.
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Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains and the Canadian Great Plains.
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Origin | Native | Native |
Conservation status | Endangered in Washington (WANHP) | Not of concern |
Sibling taxa | ||
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