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

Tephroseris frigida (Richardson) Holub.
purple-haired groundsel
Asteraceae (Aster family)

Introduction to Vascular Plants

© Alfred Cook  Email the photographer   (Photo ID #26753)

E-Flora BC Static Map
Distribution of Tephroseris frigida
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Species Information

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General:
Perennial herb from a rhizome; stems erect or ascending, solitary, simple, glabrous or white woolly-hairy below becoming woolly-hairy above with purplish or brownish hairs, especially at flowering time, 3-25 cm tall.
Leaves:
Basal leaves oblanceolate to egg-shaped, stalked, 1-11 cm long, 0.2-2 cm wide, entire or saw-toothed, rounded to obtuse at the tips, glabrous to white woolly-hairy; stem leaves similar at the base, lanceolate, entire or toothed, reduced upwards.
Flowers:
Heads with ray and disk flowers, solitary with woolly-hairy bases, often with purplish or brownish multicellular hairs; involucres 7-12 mm tall; involucral bracts lance-oblong, abruptly sharp-pointed, green throughout or the tips purplish-tinged, margins translucent, sparingly or more often moderately to densely long-hairy with purplish or brownish multicellular hairs; bracteoles lacking; ray flowers yellow, mostly 5-17 mm long or sometimes lacking; disk flowers yellow.
Fruits:
Achenes oblong, ribbed, glabrous; pappus of white hairlike bristles.
Notes:
Douglas (1982) demonstrated that the infraspecific taxa treated by Hulten (1968) and Welsh (1974) are unworthy of recognition.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Wet to moist bogs, fens and meadows in the montane to alpine zones; rare in extreme N BC; amphiberingian, N to AK, YT and NT; NE Asia.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Tephroseris frigida

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) 1690 1743 1770
Slope Gradient (%) 4 12 23
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
11 61 112
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
4 4 5
Modal Nutrient Regime
Class
C
Number of field plots
 species was recorded in:
3
Modal BEC Zone Class
ESSF
All BEC Zones (# of stations/zone) species was recorded in: BAFA(1), ESSF(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

Senecio atropurpureus (Ledeb.) Fedtsch.
Senecio kjellmanii

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References