UW Burke Herbarium species comparison

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Erigeron chrysopsidis

Erigeron lonchophyllus

dwarf yellow fleabane

short-rayed fleabane, spear-leaved fleabane
Habit Weak-rooted biennial or short-lived perennial, erect, 2-60 cm. tall, the stem covered with spreading, short, stiff, blunt hairs.
Leaves

Basal leaves oblanceolate, up to 15 cm. long and 12 mm. wide;

cauline leaves linear, often elongate.
Flowers

Peduncles erect, the lower heads surpassed by the subtending leaves, or the heads solitary;

involucre 4-9 mm. high, hairy but not glandular, its bracts imbricate, pointed and purple-tipped; pistillate flowers numerous, with erect, inconspicuous white rays 2-3 mm. long and 0.25-0.5 mm. wide; disk corollas 3.5-5 mm. long, shorter than the 20-30 pappus bristles.

Erigeron chrysopsidis

Erigeron lonchophyllus
Flowering time May-July July-August
Habitat Shrub-steppe to open slopes of forests at middle elevations. Streambanks, bogs, ponds, wet meadows, ditches, gravelly places along roads at middle to high elevations.
Distribution
Occurring east of the Cascades crest in Washington; Washington to California, east to Idaho and Nevada.
[WildflowerSearch map]
[BONAP county map]
Occurring east of the Cascades crest in northern Washington; Alaska to California, east to the Rocky Mountains, northern Great Plains, Great Lakes region, and eastern Canada.
[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. nivalis, E. oreganus, E. peregrinus, E. philadelphicus, E. piperianus, E. poliospermus, E. pumilus, E. salishii, E. speciosus, 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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