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Peck's threadleaf fleabane
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Leiberg's fleabane
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| Perennial from a taproot and branched, short woody base, 1-5 dm. tall, the stem densely covered with fine, appressed hairs aligned in one direction. |
Perennial from a stout, branched, woody base, 7-25 cm. tall, herbage with soft, curled hairs and stalked glands. |
Leaves both basal and cauline, linear or linear-filiform, 1-8 cm. long and 0.3-3 mm. wide, of uniform width. |
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. |
Heads solitary or several; involucre 4-6 mm. high, with fine, soft hairs or small glands or both; rays 15-125, blue, pink or white, 3-13 mm. long and 1-2 mm. wide; pappus of 20-30 simple hairs. |
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. |
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| May-July |
June-August |
| Sagebrush plains, dry slopes, and grasslands. |
Cliffs and rocky places at moderate to high elevations in the mountains. |
Occurring east of the Cascades crest and in the Columbia River Gorge in Washington; British Columbia to California, east to Montana, Idaho, and Utah.
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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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| Native |
Native |
| Not of concern |
Not of concern |
E. acris, E. aliceae, E. annuus, E. aureus, E. basalticus, E. bloomeri, E. caespitosus, E. chrysopsidis, E. compositus, E. corymbosus, E. davisii, E. disparipilus, E. divergens, E. eatonii, E. elatus, E. flettii, E. glacialis, E. howellii, E. inornatus, E. karvinskianus, E. leibergii, E. linearis, E. lonchophyllus, E. nivalis, E. oreganus, E. peregrinus, E. philadelphicus, E. piperianus, E. poliospermus, E. pumilus, E. salishii, E. speciosus, E. strigosus, E. subtrinervis |
E. acris, E. aliceae, E. annuus, E. aureus, E. basalticus, E. bloomeri, E. caespitosus, E. chrysopsidis, E. compositus, E. corymbosus, E. davisii, E. disparipilus, E. divergens, E. eatonii, E. elatus, E. filifolius, E. flettii, E. glacialis, E. howellii, E. inornatus, E. karvinskianus, E. linearis, E. lonchophyllus, E. nivalis, E. oreganus, E. peregrinus, E. philadelphicus, E. piperianus, E. poliospermus, E. pumilus, E. salishii, E. speciosus, E. strigosus, E. subtrinervis |
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BC, 
CA, 
OR, 
WA
Flora NW, 
PNW Herbaria, 
WildflowerSearch
iNaturalist (observations)
USDA Plants Database
