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

Arnica parryi A. Gray
Parry's arnica
Asteraceae (Aster family)

Introduction to Vascular Plants

© Virginia Skilton  Email the photographer   (Photo ID #8843)

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Distribution of Arnica parryi
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Species Information

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General:
Perennial herb from a freely rooted rhizome; stems erect, solitary, sometimes branched, sparsely to moderately long-hairy with multicellular hairs, often glandular, 15-60 cm tall.
Leaves:
Basal leaves smaller than the stem leaves, often deciduous by flowering time; stem leaves 2-4 pairs, 3-25 cm long, 1-4 cm wide, opposite, lanceolate, sparsely to densely long-hairy with short-stalked glands, the lowermost ones stalked, the middle and uppermost unstalked, entire to toothed.
Fruits:
Achenes 4-6 mm long, glabrous to uniformly hairy; pappus tawny to brownish, finely-barbed to more or less feathery.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to dry meadows and forests in the montane and subalpine zones; common in S BC, infrequent northward, absent from coastal and NE BC; N to SE YT, E to AB and S to CO and CA.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Arnica 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) 730 1901 2430
Slope Gradient (%) 0 28 65
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
14 150 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
0 3 7
Modal Nutrient Regime
Class
D
Number of field plots
 species was recorded in:
57
Modal BEC Zone Class
ESSF
All BEC Zones (# of stations/zone) species was recorded in: AT(5), ESSF(42), IDF(1), MS(1), PP(1), SBS(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 not evaluated, unknown or variable.

Synonyms and Alternate Names

Arnica parryi subsp. genuina Maguire
Arnica parryi subsp. parryi A. Gray

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References