Erigeron flettii |
Erigeron strigosus |
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Flett's fleabane, Olympic Mt. fleabane |
branched fleabane, daisy fleabane |
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Habit | Perennial from a stout, branched, woody base, 5-15 cm. high, the stem with sparse, spreading hairs. | Mostly annual, 3-7 dm. tall, with scanty foliage. |
Leaves | Leaves mostly basal, spatulate to oblanceolate, up to 5 cm. long and 12 mm. wide, mostly glabrous, with a few hairs on the leaf margins. |
Leaves all cauline, entire, linear to lanceolate. |
Flowers | Heads solitary, the disk 10-15 mm. wide; involucre 6-8 mm. high, with a few soft hairs, and sometimes sticky; rays 25-50, white, 7-10 mm. long and 1.5-2.5 mm. wide; disk corollas yellow, 3.5-4.5 mm. long; pappus of 15-20 capillary bristles and numerous short, outer bristles. |
Heads several to numerous, small; involucre 2.5-5 mm. high, hairy and somewhat glandular; rays 50-100, pistillate, white, up to 6 mm. long and 0.4-1 mm. wide; disk corollas 1.5-2.6 mm. long, yellow; pappus of 10-15 very fragile bristles and some short, slender scales, the bristles wanting in the ray flowers. |
Fruits | Achene |
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Erigeron flettii |
Erigeron strigosus |
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Flowering time | June-August | May-October |
Habitat | Cliffs and other rocky places in the subalpine and alpine. | Roadsides, fields, thickets, forest edge, and other open, disturbed areas from low to middle elevations. |
Distribution | Occurring in the Olympic Mountains in Washington, where endemic.
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Occurring on both sides of the Cascades crest and in the Columbia River Gorge in Washington; British Columbia to California, east to the Atlantic Coast.
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Origin | Native | Native |
Conservation status | Review Group 1 in Washington (WANHP) | Not of concern |
Sibling taxa | ||
Subordinate taxa | ||
Web links |
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