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

Antennaria racemosa Hook.
racemose pussytoes (raceme pussytoes)
Asteraceae (Aster family)

Introduction to Vascular Plants

© Irmgard & Gerald Carter  Email the photographer   (Photo ID #7786)

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Distribution of Antennaria racemosa
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Species Information

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General:
Perennial herb with stolons 3-8 cm long; stems erect, several, branched above, hairy, glandular above, 10-60 cm tall.
Leaves:
Basal leaves elliptic to elliptic-egg-shaped, stalked, 2.5-10 cm long, 1-5 cm wide, 3-nerved, green above, woolly-hairy below with slender tips; stem leaves lanceolate, unstalked, becoming reduced above.
Flowers:
Heads several in an open elongate inflorescence; involucres of 2 types, the female ones 6-8 mm tall, the involucral bracts lanceolate, graduated, thinly woolly-hairy towards the base, pale greenish below, colorless and transparent to pale brownish or reddish above, the male ones 4-5 mm tall, similar to the female; female flowers 3.5-5.5 mm long; male flowers 3.0-4.0 mm long.
Fruits:
Achenes 1.0-1.5 mm long, glabrous or scarcely warty; female pappus white with hairlike bristle, 4.5-7 mm tall; male pappus hairs slightly dilated at the tips, 4-6 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic meadows, shrublands, grasslands and forests from the lowland to the alpine zones; frequent throughout BC south of 58degreeN; E to AB and S to SD, WY and CA.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Antennaria racemosa

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) 82 1343 2854
Slope Gradient (%) 0 32 244
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
0 193 360
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:
1508
Modal BEC Zone Class
IDF
All BEC Zones (# of stations/zone) species was recorded in: AT(18), BG(1), BWBS(4), CWH(3), ESSF(332), ICH(241), IDF(466), MS(254), PP(17), SBPS(37), SBS(47)

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

Antennaria petasites Greene
Antennaria piperi Rydb.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References