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Gorge fleabane, Oregon fleabane

Habit Perennial from a stout, woody base and root, the lax stem 5-15 cm. long, covered with glands and loose, sticky hairs.

Basal leaves tufted, spatulate to obovate, coarsely toothed or incised, up to 9 cm. long and 2.5 cm. wide;

cauline leaves well developed, broadly lanceolate to ovate or elliptic, up to 4 cm. long and 1 cm. wide.


Heads 1-several in a leafy inflorescence, the disk 9-13 mm. wide;

involucre 5-7 mm. high, the bracts loose, equal, thin and green;

rays 30-60, pink or white to bluish; disk corollas 3.4-4.7 mm. long, yellow;

pappus simple, of 15-20 bristles that are curled and twisted above.

Erigeron oreganus

Flowering time May-September
Habitat Moist shady cliffs and ledges.
Occurring in the Columbia River Gorge in Washington; Columbia River Gorge in Washington to adjacent Gorge area in Oregon.
[WildflowerSearch map]
[BONAP county map]
Origin Native
Conservation status 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. karvinskianus, E. leibergii, E. linearis, E. lonchophyllus, E. nivalis, E. peregrinus, E. philadelphicus, E. piperianus, E. poliospermus, E. pumilus, E. salishii, E. speciosus, E. strigosus, E. subtrinervis
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