Salix drummondiana Barratt ex Hook.
Drummond's willow
Salicaceae (Willow family)

Introduction to Vascular Plants

Photograph

© Bryan Kelly-McArthur     (Photo ID #87498)


Map

E-Flora BC Static Map

Distribution of Salix drummondiana
Click here to view the full interactive map and legend

Species Information

General:
Dioecious shrubs, 1-5 m tall, not colonial; branches erect, brittle at base, strongly glaucous; twigs red- to yellow-brown, smooth to sparsely hairy.
Leaves:
Alternate, simple, strap- to lance-shaped, 4-9 cm long, 1-3 cm wide, lower surface very densely silky or short-woolly-silky, hairs white and rust-coloured, upper surface shiny or dull, silky to nearly smooth, margins entire to toothed, bases and tips pointed; leaf stalks without glandular dots at top; stipules leaflike.
Flowers:
Unisexual, lacking sepals and petals, borne in catkins which flower before leaves emerge, the catkins slender or stout, unstalked; floral bracts dark, hairs straight; stamens 2; ovaries 1, hairy; styles 0.5-1.5 mm long.
Fruits:
Capsules which split open to release the seeds, each of which is surrounded by a tuft of hairs; stalks 0.3-2 mm long.

SourceThe Illustrated Flora of British Columbia

Illustration

If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.

USDA Species Characteristics

Flower Colour:
Yellow
Blooming Period:
Early Spring
Source:  The USDA

Ecology

Ecological Framework for Salix drummondiana

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

Avg

Min

Max

Elevation (metres)
1058 105 2500
Slope Gradient (%)
4 0 70

Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]

317 5 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
6 1 8
Modal Nutrient Regime
Class
D
# of field plots
 species was recorded in:
357
Modal BEC Zone Class
SBS

All BEC Zones (# of stations/zone) species was recorded in

AT(3), BWBS(15), CMA(4), CWH(1), ESSF(36), ICH(61), IDF(12), IMA(1), MS(27), SBPS(17), SBS(154), SWB(13)

Habitat and Range

Wet to moist thickets, fens, swamps, streambanks, gravelly floodplains, clearings and open forests in the montane and subalpine zones; common throughout BC east of the Coast-Cascade Mountains; N to S YT and NT, E to SK and S to NM, UT, NV and CA.

SourceThe Illustrated Flora of British Columbia

Synonyms

Synonyms and Alternate Names:
Salix bella Piper
Salix covillei Eastw.
Salix drummondiana subsp. subcaerulea (Piper) E. Murr.
Salix drummondiana var. bella (Piper) Ball
Salix drummondiana var. subcaerulea (Piper) Ball
Salix pachnophora Rydb.
Salix subcaerulea Piper
Salix subcoerulea