UW Burke Herbarium species comparison

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Erigeron karvinskianus

Erigeron basalticus

Erigeron karvinskianus

basalt fleabane
Habit Several stems from a perennial taproot, sprawling, branched and leafy, especially near the tip.
Leaves

Leaves with stiff, blunt hairs and fine glands, wedge-shaped to obovate, up to 4 cm. long and 1.5 cm. wide, deeply tri-lobed, the lobes broad.
Flowers

Heads terminating the branches, the disk 8-12 mm. wide;

involucre 5-6 mm. high, densely glandular;

rays 25-30, light pink or pinkish-purple, 5-7 mm. long and 1.5 mm. wide; disk corollas 3-4 mm. long, pale yellow;

pappus of 10-15 capillary bristles.

Erigeron karvinskianus

Erigeron basalticus
Flowering time May-July
Habitat Cliff crevices in rocky canyons.
Distribution
[WildflowerSearch map]
[BONAP county map]
Occurring east of the Cascades crest where endemic to Kittitas and Yakima counties in Washington.
[WildflowerSearch map]
[BONAP county map]
Origin Introduced Native
Conservation status Not of concern Threatened in Washington (WANHP)
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. inornatus, 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. 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. 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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