UW Burke Herbarium species comparison

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Erigeron inornatus

Erigeron corymbosus

California rayless fleabane

foothill fleabane, longleaf fleabane
Habit Perennial with a tap-root, 1-5 dm. tall, sub-erect, generally purplish at the base, the herbage covered densely with short, spreading hairs.
Leaves

Basal leaves triple-nerved, elongate, acute, tapering gradually below, up to 25 cm. long including the petiole, and 1 cm. wide;

cauline leaves reduced.
Flowers

Heads 1-16 in an open inflorescence;

involucres 5-7 mm. high, grey-hairy, its bracts somewhat imbricate;

rays 35-65, pistillate, deep blue or occasionally pink, 7-13 mm. long;

pappus double, the inner of 20-30 bristles.

Erigeron inornatus

Erigeron corymbosus
Flowering time July-August June-August
Habitat Dry slopes and forest openings, often where sandy or rocky. Open, usually dry places, often among sagebrush.
Distribution
Occurring east of the Cascades crest in Washington; Washington to California, east to Nevada.
[WildflowerSearch map]
[BONAP county map]
Occurring east of the Cascades crest in Washington; southern British Columbia to eastern Oregon, east to Montana, Wyoming, and Utah.
[WildflowerSearch map]
[BONAP county map]
Origin Native Native
Conservation status Review Group 1 in Washington (WANHP) Not of concern
Sibling taxa
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. 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. davisii, E. disparipilus, E. divergens, E. eatonii, E. elatus, E. filifolius, 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
Subordinate taxa
E. inornatus var. inornatus
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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