goat willow USDA PLANTS Symbol: SACA22
U.S. Nativity: Exotic
Habit: Shrub or Subshrub
Salix caprea L.

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Taxonomic Rank: Magnoliopsida: Salicales: Salicaceae
Native Range: Europe to NE Asia & n. Persia (REHD);

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

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

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

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

Flower(s); Flowers March to April.
Gil Wojciech, Polish Forest Research Institute, Bugwood.org
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Foliage; twig
Robert Vidéki, Doronicum Kft., Bugwood.org
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Tree(s); habitat
Robert Vidéki, Doronicum Kft., Bugwood.org
Additional Resolutions & Image Usage

Plant(s); 1. Branchlet with closed (a), developed (b, c), and wilted catkins (d, e), with closed and splitting buds, calyptrate at apex (k). - 2. Branchlet with female catkins in different stages of their development (f - l). - 3. Branchlet with leafy shoots with many seeded fruit capsules recurved toward the apex - when closed (m) and when splitting by two segments (n). Seeds with a tuft of silky hairs. - 4. Mature leafy shoot. Persistent stipules (n) and young buds (k). Leaves often curved at apex, densely pubescent beneath with soft hairs. - 5. Seedling with cotyledons and first ordinary leaves. - 6. Winter-branchlet with bulky fertile buds (k'). 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
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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:
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.