The green links below add additional plants to the comparison table. Blue links lead to other Web sites.
enable glossary links

three-veined fleabane

basalt fleabane

Habit Perennial from a short, woody base, 1.5-8 dm. tall, the stems clustered, amply leafy, spreading-hairy throughout. Several stems from a perennial taproot, sprawling, branched and leafy, especially near the tip.
Leaves

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

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 1-13 in a open inflorescence;

involucre 6-9 mm. high;

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

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

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 subtrinervis

Erigeron basalticus

Flowering time July-September May-July
Habitat Moderately dry, open places at low to middle elevations. Cliff crevices in rocky canyons.
Distribution
Occurring on both sides of the Cascades crest in Washington; British Columbia to Washington, east to the Rocky Mountains.
[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 Native 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. 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. 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