- Melilotus alba is an annual to biennial herb that can grow from 3-8 ft. (0.9-2.4 m) tall.
- Leaves are alternate, trifoliate with petioles up to 1 in. (2.5 cm) long. Leaflets are greyish green, 1 in. (2.5 cm) long and 0.3 in. (0.85 cm) wide, dentate, and oblong to ovate.
- Racemes are 2-6 in. (5.1-15.2 cm) long. Flowers are small, floppy, tubular at base becoming broader toward outer edges, 0.3 in. (0.85 cm) long with 5 petals. Blooming occurs from summer through fall.
- Seed pods are smooth or slightly reticulated, 0.3 in. (0.85 cm) long, terminates in a beak, and contains 1 or 2 seeds.
- Ecological Threat
- Melilotus alba can be found in prairies, fields, vacant lots, along roadsides, and in waste lands. It is native to Europe and Asia.
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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
- City of Ann Arbor Michigan Parks and Recreation
- East Central Florida CISMA
- EDDMapS Ontario
- Faith Campbell, 1998
- Forest Service-Alaska, 2004
- Georgia Exotic Pest Plant Council - Category 3
- Great Lakes Early Detection Network
- Hoffman, R. & K. Kearns, Eds. 1997. Wisconsin manual of control recommendations for ecologically invasive plants. Wisconsin Dept. Natural Resources, Bureau of Endangered Resources. Madison, Wisconsin. 102pp.
- Illinois Invasive Plant List
- Indiana Native Plant and Wildflower Society
- 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.
- Kentucky Exotic Pest Plant Council - Severe Threat
- Mid-Atlantic Exotic Pest Plant Council, 2005
- Nonnative Invasive Species in Southern Forest and Grassland Ecosystems
- Pacific Northwest Exotic Pest Plant Council, 1998
- Tennessee Exotic Pest Plant Council
- WeedUS - Database of Plants Invading Natural Areas in the United States
Other System LinksPlants: MEOF
NPDN Pest: PCQBJBD
NPDN Host: 36529
|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.|