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

Antennaria umbrinella Rydb.
umber pussytoes
Asteraceae (Aster family)

Introduction to Vascular Plants

© Curtis Bjork  Email the photographer   (Photo ID #25282)

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Distribution of Antennaria umbrinella
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Species Information

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General:
Perennial herb, mat-forming with slightly woody, ascending stolons 1-7 cm long; stems erect, few, branched above, densely woolly-hairy, 6-16 cm tall.
Leaves:
Basal leaves spoon-shaped to oblanceolate, gradually stalked, 5-20 mm long, 2-6 mm wide, grey-hairy to densely grey or white woolly-hairy, 1-nerved; stem leaves similar, becoming unstalked, linear, reduced upwards, abruptly sharp-pointed, with a sharp, slender point.
Flowers:
Heads few to several in a compact inflorescence; involucres of 2 types, the female ones 3-6.5 mm tall, the male ones similar, 4-6.5 mm tall; involucral bracts lanceolate, the upper portion light brown, sometimes white or streaked with pink, either abruptly sharp-pointed (female) or blunt (male); female flowers 2.5-3.5 mm long, male flowers 2.5-3.5 mm long.
Fruits:
Female and male achenes 0.5-1.2 mm long, glabrous; pappus white with hairlike bristles, 3-5 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to dry meadows, fellfields, shrublands, grasslands and forests from the lowland to the alpine zones; frequent throughout BC; N to AK, YT and NT, E to AB and S to AZ, CO and CA.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Antennaria umbrinella

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) 250 1063 2610
Slope Gradient (%) 0 24 202
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
0 206 360
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:
1172
Modal BEC Zone Class
IDF
All BEC Zones (# of stations/zone) species was recorded in: AT(28), BAFA(14), BG(211), BWBS(9), ESSF(127), ICH(10), IDF(441), IMA(15), MH(5), MS(28), PP(206), SBPS(34), SBS(11), SWB(1)

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 montane boreal & cool temperate.

Synonyms and Alternate Names

Antennaria aizoides Greene
Antennaria flavescens Rydb.
Antennaria reflexa E. Nels.

Taxonomic and Nomenclatural Links

Additional Photo Sources

Related Databases

General References