- Genista monspessulana is a perennial leafy leguminous shrub that grows up to 9.8 ft. (3 m) tall. The main stem is grey and hairless.
- Leaves are alternate, three-foliate and petiolate 0.08-0.16 in. (2-4 mm) long. Leaflets are elliptic to obovate, often with a short point.
- Flowers are pedicellate and arranged in a series of lateral racemes of 3 to 7 flowers on indeterminate axillary branches. Pedicels are 0.06-0.12 in. (1.5-3 mm). Standard flower is 0.39-0.51 in. (10-13 mm). Flowers in late winter-spring to late summer-autumn.
- Fruit pods are densely hairy, ovoid to oblong, 0.6-1 in. (1.5-2.5 cm) long, 0.12-0.2 in. (3-5 mm) wide with 3 to 6 seeds released explosively when ripe. Seeds are strophiolate.
- Ecological Threat
- Genista monspessulana can be found in coastal plains, mountain slopes, riverbanks, road cuts, forest clear-cuts, grassland and open canopy forest on a wide range of soil types. It is native to the Mediterranean region.
- Element Stewardship Abstract - The Nature Conservancy
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EDDMapS Distribution - This map is incomplete and is based only on current site and county level reports made by experts, herbaria, and literature. For more information, visit www.eddmaps.org
State Invasive List - This map identifies those states that list this species on their invasive species list. For more information, visit Invasive.org
Invasive Listing Sources
- California Invasive Plant Council
- California Noxious Weeds
- Faith Campbell, 1998
- Jil M. Swearingen, Survey of invasive plants occurring on National Park Service lands, 2000-2007
- John Randall, The Nature Conservancy, Survey of TNC Preserves, 1995.
- Native Plant Society of Oregon, 2008
- Oregon Noxious Weeds
- Pacific Northwest Exotic Pest Plant Council, 1998
- Reichard, Sarah. 1994. Assessing the potential of invasiveness in woody plants introduced in North America. University of Washington Ph.D. dissertation.
- Washington Noxious Weeds
- WeedUS - Database of Plants Invading Natural Areas in the United States
CategoriesCategory: Shrub or Subshrub
|Common Name Reference:|| USDA, NRCS. 2010. The PLANTS Database. National Plant Data Center, Baton Rouge, LA, USA.|
|Scientific Name Reference:||USDA, NRCS. 2010. The PLANTS Database. National Plant Data Center, Baton Rouge, LA, USA.|