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

Salix farriae C.R. Ball
Farr's willow
Salicaceae (Willow family)

Introduction to Vascular Plants

© Jamie Fenneman  Email the photographer   (Photo ID #20465)

E-Flora BC Static Map
Distribution of Salix farriae
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Species Information

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General:
Dioecious shrubs, 0.2-1.5 m tall, not colonial; branches erect, flexible at base; twigs yellow- to red-brown, smooth to sparsely hairy.
Leaves:
Alternate, simple, narrowly elliptic to elliptic, 2-7.5 cm long, 0.8-3.5 cm wide, lower surface glau cous, smooth, upper surface shiny or dull, smooth or minutely hairy on midrib, margins entire to toothed, bases rounded, tips pointed; leaf stalks without glandular dots at top; stipules leaflike or rudimentary.
Flowers:
Unisexual, lacking sepals and petals, borne in catkins which flower as leaves emerge, the catkins stout, on leafy twigs; floral bracts dark, smooth or hairy, hairs wavy; stamens 2; ovaries 1, smooth; styles 0.3-1.2 mm long.
Fruits:
Capsules which split open to release the seeds, each of which is surrounded by a tuft of hairs; stalks 0.3-1.5 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Wet to moist meadows and streambanks in the montane and subalpine zones; infrequent in SE BC; E to AB and S to WY, ID and WA.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Salix farriae

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) 56 1279 2382
Slope Gradient (%) 0 6 63
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
10 297 342
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
2 4 8
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: BWBS(7), ESSF(20), ICH(3), MS(6), SBS(5)

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

Salix farriae var. microserrulata C.R. Ball
Salix hastata var. farriae (C.R. Ball) Hultén

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References