Erigeron leibergii |
Erigeron bloomeri |
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Leiberg's fleabane |
Bloomer's fleabane, scabland fleabane |
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Habit | Perennial from a stout, branched, woody base, 7-25 cm. tall, herbage with soft, curled hairs and stalked glands. | Perennial with a tap-root and branched, short woody base, 5-15 cm. tall, the herbage with fine, white hairs aligned in one direction. |
Leaves | Basal leaves broadly oblanceolate to elliptic, entire or with fine teeth, up to 12 cm. long and 2 cm. wide; cauline leaves several, fairly well developed, oblanceolate to elliptic. |
Leaves all in a basal cluster, linear, 2-7 cm. long and 0.7-2 mm. wide. |
Flowers | Heads 1-5, the disk 7-14 mm. wide; involucre 5-8 mm. high, the bracts sub-equal, thin, green, loose; rays 20-45, pistillate, blue or pink, rarely white, 5-12 mm. long and 1.3-2 mm. wide; disk corollas 3-4.3 mm. long, yellow; pappus of 12-16 capillary bristles. |
Heads solitary on long peduncles; involucre 5-10 mm. high, with soft hairs; ray and pistillate flowers absent; disk corollas 4.5-7 mm. long, yellow; pappus bristles 25-40, unequal. |
Fruits | Achenes glabrous below, short-hairy above. |
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Erigeron leibergii |
Erigeron bloomeri |
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Flowering time | June-August | June-August |
Habitat | Cliffs and rocky places at moderate to high elevations in the mountains. | Dry, open, rocky areas at low to moderate elevations |
Distribution | Occurring east of the Cascades crest in In the Wenatchee Mountains of Okanogan, Chelan and Kittitas counties; British Columbia to Washington.
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Occurring east of the Cascades crest in central and southeastern Washington; central Washington to California, east to Idaho and Nevada.
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Origin | Native | Native |
Conservation status | Not of concern | Not of concern |
Sibling taxa | ||
Subordinate taxa | ||
Web links |