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

Erigeron caespitosus Nutt.
tufted fleabane (tufted daisy)
Asteraceae (Aster family)

Introduction to Vascular Plants

© Amelie Rousseau  Email the photographer   (Photo ID #6451)

E-Flora BC Static Map
Distribution of Erigeron caespitosus
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Species Information

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General:
Perennial herb from a stout taproot and a thickened stem-base; stems curved or decumbent at the base, several, simple, hoary with short, dense, spreading hairs, 5-30 cm tall.
Leaves:
Basal leaves triple-nerved, lanceolate or spoon-shaped, entire, apex usually rounded or obtuse, 2-14 cm long, 2-15 mm wide, hairy like the stems; stem leaves several to many, egg-shaped-oblong to linear, reduced upwards.
Flowers:
Heads with ray and disk flowers, solitary to many, the disks 9-19 mm wide; involucres 4-7 mm tall; involucral bracts glandular and usually grey-hairy, strongly to slightly graduated, evidently thickened on the back, lance-oblong, tapering to a slender tip; ray flowers 30-100, blue, white, or pink, 5-15 mm long, 1-2.5 mm wide; disk flowers 3.2-4.4 mm long.
Fruits:
Achenes 2-nerved, hairy; pappus double, the inner of 14-25 firm bristles, the outer evident with short bristly scales.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry grassy river terraces or meadows in the montane to alpine zones (S Rocky Mountains); infrequent in EC and extreme SE BC; N to AK, YT and NT, E to MB, and S to NE, AZ and WA.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Erigeron caespitosus

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) 884 1680 2525
Slope Gradient (%) 0 33 80
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
20 108 345
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
0 2 7
Modal Nutrient Regime
Class
C
Number of field plots
 species was recorded in:
17
Modal BEC Zone Class
ESSF
All BEC Zones (# of stations/zone) species was recorded in: AT(5), ESSF(6), ICH(1), IDF(3), PP(2)

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 caespitosus var. laccoliticus M.E. Jones

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References