Vascular Plants - Asteraceae - Erigeron:
Erigeron linearis
Page Authors: Don Knoke, David Giblin
desert yellow fleabane, desert yellow daisy, lineleaf fleabane 
Blooms: May-July
Habit: herb
Duration: perennial
Origin: Native
Conservation Status: Abundant; of no concern.

Distribution: East of the Cascades in Washington; southern British Columbia to Oregon.
Habitat: Dry, open, often rocky areas at low to mid-elevations
Species Description:

General: Perennial from a stout woody base, 5-30 cm. tall, covered throughout with fine, grey, appressed hairs aligned in one direction.
Leaves: Bases of stems and basal leaves hardened and enlarged, straw-colored; leaves linear, 1.5-9 cm. long and 0.5-3 mm. wide, mostly basal.
Flowers: Heads solitary or few on each stem, the disk 8-13 mm. wide; involucre 4-7 mm. high; rays 15-45, yellow, 4-11 mm. long; disk corollas 3.5-5.3 mm. long, yellow; pappus of 10-20 bristles and some outer scales.
Accepted Name:
Erigeron linearis (Hook.) Piper
Synonyms:
Diplopappus linearis Hook.
Erigeron peucephyllus A. Gray

Treated in Flora of the PNW as:
Erigeron linearis
Additional Resources:

PNW Herbaria Specimens: View list of Erigeron linearis specimens in the Consortium of Pacific Northwest Herbaria database.

WTU Herbarium Specimens: View list of Erigeron linearis specimens in the WTU Herbarium database.

Washington Flora Checklist: Erigeron linearis treatment.

E-Flora BC: Erigeron linearis atlas page.

CalPhotos: Erigeron linearis images.

USDA Plants Database: Erigeron linearis.
Additional photographs of Erigeron linearis:
(click on a thumbnail to view larger photo)

Ben Legler, 2004

Ben Legler, 2004

Ben Legler, 2003

Ben Legler, 2003

Ben Legler, 2003

Ben Legler, 2003

Jim Riley

Dana Visalli

Dana Visalli

Dana Visalli

Dana Visalli

Dana Visalli

H. Tim Gladwin, 1994

H. Tim Gladwin, 1993

H. Tim Gladwin, 1994

H. Tim Gladwin, 1998

H. Tim Gladwin, 1993

Ben Legler, 2005

Ben Legler, 2005

Tim Hagan, 2007

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2006

Rod Gilbert , 2003

G. D. Carr, 2010

G. D. Carr, 2010

G. D. Carr, 2010

G. D. Carr, 2010

Julie Kane, 2011

Julie Kane, 2011

Julie Kane, 2011

Julie Kane, 2011

Peter Dunwiddie, 2010

G. D. Carr, 2011

G. D. Carr, 2011

Ray Izumi, 2010

Ron Bockelman, 2012

Ron Bockelman, 2009

Ron Bockelman, 2009

Ron Bockelman, 2009

Ron Bockelman, 2009

Ron Bockelman, 2009
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