white willow USDA PLANTS Symbol: SAAL2
U.S. Nativity: Exotic
Habit: Hardwood Trees
Salix alba L.

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Taxonomic Rank: Magnoliopsida: Salicales: Salicaceae
Native Range: Europe, N. Africa, to C. Asia (REHD);

Selected Images from Invasive.orgView All Images at Invasive.org


Plant(s); 1. Branchlet with erect male catkins (a - f). - 2. Branchlet with erect female catkins (m - r). - 3. Branchlet with mature leafy shoots, many seeded fruit capsules closed (a, b) and split (c). Leaves are widest at the middle. Minute seeds have a tuft of silky hairs attached to it at one end. 4. Seedling with cotyledons and first ordinary leaves. - 5. Winter-branchlet. Buds are covered with a single budscale. - 6. Branchlet of the 'Vitellina' cultivar (= S. alba ssp. vitellina (L.) Arcang.), in winter. After Hempel & Wilhelm, 1889. Photos and explanations from the book: Zelimir Borzan. "Tree and Shrub Names in Latin, Croatian, English, and German, with synonyms", University of Zagreb, 2001.
Zelimir Borzan, University of Zagreb, Bugwood.org
Additional Resolutions & Image Usage

Foliage;
Robert Vidéki, Doronicum Kft., Bugwood.org
Additional Resolutions & Image Usage

Foliage;
Robert Vidéki, Doronicum Kft., Bugwood.org
Additional Resolutions & Image Usage

Tree(s); habitat
Robert Vidéki, Doronicum Kft., Bugwood.org
Additional Resolutions & Image Usage

EDDMapS Distribution:
This map is incomplete and is based only on current site and county level reports made by experts and records obtained from USDA Plants Database. For more information, visit www.eddmaps.org
 


State(s) Where Reported invasive.
Based on state level agency and organization lists of invasive plants from WeedUS database.

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Invasive Listing Sources:
City of Ann Arbor Michigan Parks and Recreation
Faith Campbell, 1998
Mid-Atlantic Exotic Pest Plant Council, 2005
Reichard, Sarah. 1994.  Assessing the potential of invasiveness in woody plants introduced in North America. University of Washington Ph.D. dissertation.