UW Burke Herbarium species comparison

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Erigeron caespitosus

Erigeron nivalis

tufted fleabane

northern daisy
Habit 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 oblanceolate to spatulate, rounded or obtuse, triple-nerved;

cauline leaves linear to ovate-oblong.

Flowers

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

Erigeron caespitosus

Erigeron nivalis
Flowering time June-August June-August
Habitat Dry, open, and often rocky places in sagebrush Rocky soil areas from middle elevations in the mountains to the subalpine.
Distribution
Occurring east of the Cascades crest in Washington; Alaska to Washington, Idaho, Utah, and Arizona, east to the northern Great Plains.
[WildflowerSearch map]
[BONAP county map]
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains.
[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. 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. 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. oreganus, E. peregrinus, E. philadelphicus, E. piperianus, E. poliospermus, E. pumilus, E. salishii, E. speciosus, E. strigosus, E. subtrinervis
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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