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

Tephroseris palustris (Linnaeus) Reichenbach
marsh fleabane
Asteraceae (Aster family)

Introduction to Vascular Plants

© Jamie Fenneman  Email the photographer   (Photo ID #4045)

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

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Annual or biennial herb from a fibrous root; stems erect, solitary, branched above, with long (over 1 mm) yellowish (sometimes whitish) hairs, 0.5-1.2 m tall.
Basal leaves oblong to elliptic or narrowly oblanceolate, pinnately lobed or toothed to nearly entire, with or without stalks, 3-20 cm long, 0.5-3 cm wide; stem leaves gradually reduced upwards, lanceolate to oblong, pinnately lobed to irregularly toothed.
Heads with ray and disk flowers, several to many in a rounded inflorescence; involucres 3-13 mm tall; involucral bracts lance-linear, greenish to yellowish, sometimes suffused with purple, glabrous or softly long-hairy or woolly-hairy with yellowish hairs; bracteoles few, usually purplish-tipped; ray flowers yellow, mostly 3-9 mm long or lacking; disk flowers yellow.
Achenes oblong, ribbed, glabrous; pappus of white hairlike bristles.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Wet to moist streambanks, lakeshores, ponds and marshes in the montane zone; rare in N BC, known only fron Mile 581 (AK Highway) and Warm Bay; circumboreal, N to AK, YT and NT and E to PQ, Eurasia.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Tephroseris palustris

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) 889 889 889
Slope Gradient (%) 3 3 3
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
69 68 69
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
4 4 4
Modal Nutrient Regime
Number of field plots
 species was recorded in:
Modal BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in: PP(1)


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

Cineraria congesta R. Br.
Senecio congestus (R. Br.) DC.
Senecio congestus subsp. tonsus (Fern.) A.& D. L÷ve
Senecio congestus var. palustris (L.) Fern.
Senecio congestus var. tonsus Fern.
Senecio palustris (L.) Hook.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References