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

Salix lucida subsp. lasiandra Muhl. (Benth.) A.E. Murray
Pacific willow
Salicaceae (Willow family)

Introduction to Vascular Plants

© Jamie Fenneman  Email the photographer   (Photo ID #17038)

E-Flora BC Static Map
Distribution of Salix lucida subsp. lasiandra
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Species Information

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General:
Dioecious shrubs or trees, 1-11 m tall, not colonial; branches erect, flexible at base; twigs brownish, smooth or sparsely to densely hairy.
Leaves:
Alternate, simple, narrowly elliptic to lance-shaped, 5-17 cm long, 1-3.5 cm wide, lower surface glaucous or not, long soft-hairy, hairs white and rust-coloured, upper surface shiny to highly glossy, smooth or becoming so, margins toothed, bases pointed to rounded, tips long and tail-like; leaf stalks with or without glandular dots at top; stipules leaflike.
Flowers:
Unisexual, lacking sepals and petals, borne in catkins which flower as leaves emerge, the catkins slender to stout, on leafy twigs; floral bracts pale, smooth or hairy, hairs wavy, female bracts deciduous; stamens 4-5; ovaries 1, smooth; styles 0.2-0.8 mm long.
Fruits:
Capsules which split open to release the seeds, each of which is surrounded by a tuft of hairs; stalks 0.8-4 mm long.
Notes:
Two subspecies occur in BC:

1. Leaves glaucous beneath, stomata usually restricted to the lower surface................ ssp. lasiandra (Benth.) E. Murray

1. Leaves not glaucous beneath, stomata abundant on both surfaces................. ssp. caudata (Nutt.) E. Murrray

Source: The Illustrated Flora of British Columbia

USDA Species Characteristics

Flower Colour:
Green
Blooming Period:
Spring
Fruit/Seed characteristics:
Colour: Yellow
Present from Spring to Summer
Source:  The USDA

Habitat / Range

Wet to mesic riverbanks, floodplains, shores, thickets and clearings in the lowland, steppe and montane zones; common throughout BC (ssp. lasiandra) and SC BC (ssp. caudata); ssp. lasiandra - N to AK, YT and NT, E to SK and S to NM, AZ and CA, ssp. caudata - N to AK and NT, E to AB and S to CO, UT, NV and CA.

Source: The Illustrated Flora of British Columbia

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 arguta Anderss.
Salix arguta var. erythrocoma (Anderss.) Anderss.
Salix arguta var. lasiandra (Benth.) Anderss.
Salix lancifolia Anderss.
Salix lasiandra Benth.
Salix lasiandra var. abramsii Ball
Salix lasiandra var. lancifolia (Anderss.) Bebb
Salix lasiandra var. lasiandra
Salix lasiandra var. lyallii Sarg.
Salix lasiandra var. macrophylla (Anderss.) Little
Salix lasiandra var. recomponens Raup
Salix lucida var. macrophylla Anderss.
Salix lyallii (Sarg.) A. Heller
Salix speciosa Nutt., non Host nec Hook. & Arn.

Taxonomic and Nomenclatural Links

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General References