E-Flora BC: Electronic Atlas of the Flora of British Columbia

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

Introduction to Vascular Plants

© Virginia Skilton  Email the photographer   (Photo ID #12107)

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Distribution of Erigeron linearis
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Species Information

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General:
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.
Leaves:
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.
Flowers:
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.
Fruits:
Achenes 2-nerved, moderately short-hairy; pappus double, the inner of 10-20 firm bristles, the outer of short scales.

Source: The Illustrated Flora of British Columbia

USDA Species Characteristics

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

Habitat / Range

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

Source: The Illustrated Flora of British Columbia

Ecology

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

Minimum

Average

Maximum

Elevation (metres) 275 813 1350
Slope Gradient (%) 0 21 95
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
0 183 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
0 2 5
Modal Nutrient Regime
Class
C
Number of field plots
 species was recorded in:
194
Modal BEC Zone Class
BG
All BEC Zones (# of stations/zone) species was recorded in: BG(91), IDF(56), PP(32)

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Synonyms and Alternate Names

Erigeron peucephyllus A. Gray

Taxonomic and Nomenclatural Links

Additional Photo Sources

Related Databases

General References