Erigeron linearis (Hook.) Piper
linear-leaved daisy (desert yellow fleabane)
Asteraceae (Aster family)

Introduction to Vascular Plants


© Larry Halverson     (Photo ID #9571)


E-Flora BC Static Map

Distribution of Erigeron linearis
Click here to view the full interactive map and legend

Species Information

Perennial herb from a stout root and a branched stem-base; stems erect, several, simple, with more or less straight, appressed-hairy, usually glabrous at the somewhat enlarged base, straw-coloured to sometimes purplish, 5-30 cm tall.
Basal leaves sparsely to copiously appressed straight-hairy, linear to narrowly linear-lanceolate, 1-9 cm long, 0.5-3.0 mm wide; stem leaves few, similar but reduced.
Heads with ray and disk flowers, solitary or occasionally 2 or 3, the disks 8-13 mm wide; involucres 4-7 mm tall; involucral bracts more or less appressed or long straight-hairy; ray flowers 20-45, bright or sometimes pale yellow, 4-11 mm long, 1.3-2.5 mm wide; disk flowers 3.5-5.3 mm long.
Achenes 2-nerved, moderately short-hairy; pappus double, the inner of 10-20 firm bristles, the outer of short scales.

SourceThe Illustrated Flora of British Columbia


If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.

USDA Species Characteristics

Flower Colour:
Blooming Period:
Late Spring
Fruit/Seed characteristics:
Colour: Brown
Present over the Summer
Source:  The USDA


Ecological Framework for Erigeron linearis

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information
Value / Class




Elevation (metres)
813 275 1350
Slope Gradient (%)
21 0 95

Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]

183 0 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
2 0 5
Modal Nutrient Regime
# of field plots
 species was recorded in:
Modal BEC Zone Class

All BEC Zones (# of stations/zone) species was recorded in

BG(91), IDF(56), PP(32)

Habitat and Range

Dry grasslands and shrublands in the steppe zone; frequent in SC and SE BC; S to MO, OR and N NV.

SourceThe Illustrated Flora of British Columbia


Synonyms and Alternate Names:
Erigeron peucephyllus A. Gray