Erigeron leibergii |
Erigeron caespitosus |
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Leiberg's fleabane |
tufted 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. | Herbaceous perennial from a stout taproot, the stems curved at the base, 5-30 cm. tall; herbage densely pubescent with short, spreading hairs. |
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. |
Basal leaves oblanceolate to spatulate, rounded or obtuse, triple-nerved; cauline leaves linear to ovate-oblong. |
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 to several; involucre 4-7 mm. high, imbricate, glandular and short grey-hairy, the bracts narrow and thickened on the back; rays pistillate, 30-100, blue, white or pink, 5-15 mm. long; disk flowers yellow; pappus double, the outer short, the inner of 15-25 bristles. |
Fruits | Achene |
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Erigeron leibergii |
Erigeron caespitosus |
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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, and often rocky places in sagebrush |
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 Washington; Alaska to Washington, Idaho, Utah, and Arizona, east to the northern Great Plains.
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Origin | Native | Native |
Conservation status | Not of concern | Not of concern |
Sibling taxa | ||
Web links |