Salix breweri Bebb

Brewer's willow (en)

Species

Angiosperms > Malpighiales > Salicaceae > Salix

Characteristics

Shrubs, 1-4 m. Stems: branches yellow-brown or red-brown, not or weakly glaucous, sparsely to densely tomentose; branchlets yellowish to yellow-brown, densely velvety, long-silky, or tomentose, (buds caprea-type or intermediate). Leaves: stipules rudimentary on early ones, foliaceous on late ones, apex acuminate, acute, or rounded; petiole shallowly grooved adaxially, 3-7 mm, tomentose adaxially; largest medial blade lorate, very narrowly elliptic, or oblanceolate, 58-144 × 11-30 mm, 2.8-7 times as long as wide, base convex or cuneate, margins slightly revolute, entire, irregularly serrate, serrulate, or sinuate, apex convex, acute, or acuminate, abaxial surface glaucous (sometimes obscured by hairs), sparsely to densely tomentose or woolly, hairs wavy, adaxial slightly glossy or dull, sparsely tomentose or villous; proximal blade margins entire; juvenile blade reddish or yellowish green, densely long-silky abaxially, hairs white or gray. Catkins flowering before leaves emerge; staminate slender, stout, or subglobose, 12-47 × 7-12 mm, flowering branchlet 0-1 mm; pistillate moderately densely flowered, slender, 19-59(-80 in fruit) × 5-10 mm, flowering branchlet 0-1 mm; floral bract tawny or light rose, 0.8-1.5 mm, apex rounded, abaxially hairy, hairs straight. Staminate flowers: adaxial nectary very narrowly oblong, 0.8-1.4 mm; filaments distinct or connate basally, glabrous; anthers yellow, ellipsoid or globose, 0.4-0.6 mm. Pistillate flowers: (abaxial nectary rarely present), adaxial nectary narrowly oblong to oblong, 0.6-1.5 mm, longer than stipe, (nectaries distinct); stipe 0-0.4 mm; ovary squat, flask-shaped, very densely tomentose, beak abruptly tapering to styles; ovules 4-12 per ovary; styles (sometimes distinct), 0.4-0.8 mm; stigmas flat, abaxially non-papillate with rounded tip, 0.16-0.24 mm. Capsules 4-6 mm.
Life form perennial
Growth form shrub
Growth support -
Foliage retention deciduous
Sexuality dioecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.0 - 4.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Light 7-9
Soil humidity 3-7
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Salix breweri unspecified picture

Distribution

Salix breweri world distribution map, present in United States of America

Conservation status

Salix breweri threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:777212-1
WFO ID wfo-0000929244
COL ID 79CKW
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Salix breweri