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

Townsendia parryi D.C. Eaton
Parry's townsendia (Parry's Townsend daisy)
Asteraceae (Aster family)

Introduction to Vascular Plants

© Heinz Baum  Email the photographer   (Photo ID #6173)

E-Flora BC Static Map
Distribution of Townsendia parryi
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Species Information

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General:
Biennial or short-lived perennial from a taproot; stems erect, solitary to few, simple or rarely branched, moderately to densely stiff-hairy, 10-35 (rarely less than 5) cm tall.
Leaves:
Basal leaves spoon-shaped, tufted and persistent, stalked, 1-10 cm long including the stalks, 2-13 mm wide; stem leaves similar, becoming oblanceolate and reduced above.
Flowers:
Heads with ray and disk flowers, terminating the stem or few branches; involucres 9-18 mm tall; involucral bracts lanceolate, in 4-7 (mostly 5) series, margins translucent and fringed, lightly-hairy, especially towards the center; ray flowers purplish to blue or rarely white or pink, often distinctly bluish when dried, 20-70, 12-25 mm long; disk flowers yellow, 4-6 mm long.
Fruits:
Achenes oblanceolate to narrowly egg-shaped, compressed, 2- to 3-ribbed, densely-hairy with forked hairs, papillose; pappus of 15-40 finely-barbed bristles, slightly longer than the disk flowers.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry rocky slopes in the alpine zone; rare in SE BC; E to AB and S to CO and OR.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Townsendia parryi

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) 1585 2096 2510
Slope Gradient (%) 15 35 55
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
198 264 350
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
0 1 2
Modal Nutrient Regime
Class
B
Number of field plots
 species was recorded in:
3
Modal BEC Zone Class
ESSF
All BEC Zones (# of stations/zone) species was recorded in: ESSF(3)

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.

Taxonomic and Nomenclatural Links

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General References