UW Burke Herbarium species comparison

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Erigeron chrysopsidis

Erigeron speciosus

dwarf yellow fleabane

showy daisy, showy fleabane, splendid fleabane
Habit Perennial from a short, woody base, 1.5-8 dm. tall, the stems clustered, amply leafy, glabrous below the inflorescence.
Leaves

Leaves glabrous, triple-nerved, entire, the lower oblanceolate or spatulate, petiolate, mostly deciduous, the other becoming sessile but ample.
Flowers

Heads 1-13 in a open inflorescence;

involucre 6-9 mm. high, glandular;

rays 65-150, blue or rarely white, 9-18 mm. long and 1 mm. wide;

pappus 20-30 bristles, a few of the outer ones shorter.
Fruits

Achenes 2-nerved.

Erigeron chrysopsidis

Erigeron speciosus
Flowering time May-July June-August
Habitat Shrub-steppe to open slopes of forests at middle elevations. Prairies and forest openings from the lowlands to middle elevations in the mountains.
Distribution
Occurring east of the Cascades crest in Washington; Washington to California, east to Idaho and Nevada.
[WildflowerSearch map]
[BONAP county map]
Occurring on both sides of the Cascades crest in Washington; British Columbia to Oregon, Nevada, and Arizona, east to the Rocky Mountains and northern Great Plains.
[WildflowerSearch map]
[BONAP county map]
Origin Native Native
Conservation status Not of concern Not of concern
Sibling taxa
E. acris, E. aliceae, E. annuus, E. aureus, E. basalticus, E. bloomeri, E. caespitosus, 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. 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. leibergii, E. linearis, E. lonchophyllus, E. nivalis, E. oreganus, E. peregrinus, E. philadelphicus, E. piperianus, E. poliospermus, E. pumilus, E. salishii, E. strigosus, E. subtrinervis
Subordinate taxa
E. chrysopsidis var. chrysopsidis
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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