Erigeron pumilus |
Erigeron compositus |
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shaggy fleabane |
cutleaf daisy, dwarf mountain fleabane, fernleaf fleabane, trifid mountain fleabane |
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Habit | Perennial from a woody base and taproot, the stem 5-50 cm. tall, the herbage copiously spreading-hairy. | Perennial from a tap-root, 3-25 cm. tall, the herbage densely glandular. |
Leaves | Leaves basal and cauline, oblanceolate to linear-oblanceolate, up to 8 cm. long and 8 mm. wide. |
Basal leaves trifid to ternately dissected; cauline leaves few, linear and entire. |
Flowers | Heads several, the disk 7-15 mm. wide; involucre 4-7 mm. high, the bracts narrow, spreading-hairy; rays 50-100, 0.7-1.5 mm. wide, usually white, occasionally pale blue or pink; disk corollas 3.5-5 mm. long, slender, yellow but paler below; pappus of capillary bristles, with an outer row of shorter bristles. |
Heads solitary on long, nearly leafless stems, glandular and hairy; pistillate flowers 20-60, with usually white but occasionally pink or blue rays up to 12 mm. long and 2 mm. wide, or wanting; disk flowers yellow; pappus of 12-20 capillary bristles. |
Fruits | Achenes slightly hairy. |
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Erigeron pumilus |
Erigeron compositus |
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Flowering time | May-July | May - August |
Habitat | Open places in the foothills, valleys and plains, often among sagebrush. | Sandy riverbanks at low elevations to rocky outcrops at mid- to high elevation in the mountains |
Distribution | Occurring east of the Cascades crest in Washington; British Columbia to California, east to the Great Plains.
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Widely distributed on both sides of the Cascades crest in Washington; Alaska to California, east to the northern Great Plains, also in northern and eastern Canada.
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Origin | Native | Native |
Conservation status | Not of concern | Not of concern |
Sibling taxa | ||
Subordinate taxa | ||
Web links |
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