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

Salix barclayi Andersson
Barclay's willow
Salicaceae (Willow family)

Introduction to Vascular Plants

© Jamie Fenneman  Email the photographer   (Photo ID #29956)

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Distribution of Salix barclayi
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Species Information

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Dioecious shrubs, 1-3 m tall, not colonial; branches erect, flexible at base; twigs yellow-green to red-brown, hairy or smooth.
Alternate, simple, oblong, elliptic or lance- to egg-shaped, 3-10 cm long, 1-5 cm wide, lower surface glaucous, smooth or sparsely long soft-hairy to nearly smooth, hairs white, upper surface shiny, smooth or sparsely long soft-hairy to nearly smooth, margins toothed, bases rounded, tips pointed to tapered; leaf stalks without glandular dots at top; stipules leaflike.
Unisexual, lacking sepals and petals, borne in catkins which flower as leaves emerge, the catkins stout, on leafy twigs; floral bracts dark, hairs straight to curly; stamens 2; ovaries 1, smooth; styles 0.6-2.5 mm long.
Capsules which split open to release the seeds, each of which is surrounded by a tuft of hairs; stalks 0.4-1.5 mm long.
Vegetative specimens of Salix barclayi are sometimes difficult to separate from S. richardsonii (see Table 3, page 60. This species hybridizes with S. arctica, S. commutata, S. richardsonii and S. stolonifera.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist to mesic thickets, fens, shores and forest openings from the steppe and montane to alpine zones; common throughout BC except Queen Charlotte Islands, rare on Vancouver Island; N to AK, S YT and W NT, E to AB and S to CO, ID and OR.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Salix barclayi

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




Elevation (metres) 32 1350 2335
Slope Gradient (%) 0 8 120
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
0 166 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
1 5 8
Modal Nutrient Regime
Number of field plots
 species was recorded in:
Modal BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in: AT(10), bafa(9), BWBS(51), CWH(3), ESSF(324), ICH(33), IDF(19), IMA(1), MH(17), MS(33), SBPS(13), SBS(94), SWB(62)


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

Salix amelanchieroides L. Kelso
Salix barclayi var. angustifolia (Andersson) Andersson ex C.K. Schneid.
Salix barclayi var. cochetopiana L. Kelso
Salix barclayi var. commutata (Bebb) L. Kelso
Salix barclayi var. conjuncta (Bebb) C.R. Ball ex C.K. Schneid.
Salix barclayi var. neomexicana (E.H. Kelso) L. Kelso
Salix barclayi var. padophylla (Rydb.) L. Kelso
Salix barclayi var. pseudomonticola (C.R. Ball) L. Kelso
Salix barclayi var. resurrectionis L. Kelso
Salix barclayi var. uncompahgre L. Kelso
Salix barclayi var. veritomonticola L. Kelso
Salix commutata var. denudata Bebb
Salix commutata var. mixta Piper
Salix commutata var. puberula Bebb
Salix commutata var. sericea Bebb
Salix conjuncta Bebb
Salix cordata var. crux-aureae L. Kelso
Salix cordata var. monticola (Bebb) L. Kelso
Salix dissymetrica L. Kelso
Salix hoyeriana Dieck
Salix monticola var. neomexicana E.H. Kelso
Salix padifolia Rydb., non Andersson
Salix padophylla Rydb.
Salix pseudomonticola var. padophylla (Rydb.) C.R. Ball
Salix pyrolifolia var. hoyeriana (Dieck) Dippel
Salix regelii Andersson
Salix sawatchicola L. Kelso

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References