| alfalfa | USDA PLANTS Symbol: MESA U.S. Nativity: Exotic Habit: Forbs/Herbs Crops |
| Medicago sativa L. |
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Taxonomic Rank: Magnoliopsida: Fabales: Fabaceae |
| Native Range: Africa, temp. & trop. Asia, Europe (GRIN); |
| Selected Images from Invasive.org | View All Images at Invasive.org |
 Flower(s); Flowering alfalfa. Keith Weller, USDA Agricultural Research Service, Bugwood.org Additional Resolutions & Image Usage |
 Flower(s); Alfalfa in bloom. June 1995 Gerald Holmes, Strawberry Center, Cal Poly San Luis Obispo, Bugwood.org Additional Resolutions & Image Usage |
 Feature(s); Dodder parasitizing alfalfa. June 1995 Gerald Holmes, Strawberry Center, Cal Poly San Luis Obispo, Bugwood.org Additional Resolutions & Image Usage |
 Foliage; Healthy alfalfa trifoliate leaf. December 1996 Gerald Holmes, Strawberry Center, Cal Poly San Luis Obispo, Bugwood.org Additional Resolutions & Image Usage |
 Field; Field of alfalfa grown on beds. January 1997 Gerald Holmes, Strawberry Center, Cal Poly San Luis Obispo, Bugwood.org Additional Resolutions & Image Usage |
 Product; Tall stack of alfalfa hay bales. Howard F. Schwartz, Colorado State University, Bugwood.org Additional Resolutions & Image Usage |
 Seed(s); Seeds positioned on one of their flat faces. Note shallow, pale groove running from the hilum towards the far end of the seed, delineating the positions of the radicle and cotyledons. D. Walters and C. Southwick, USDA, Bugwood.org Additional Resolutions & Image Usage |
 Seed(s); Lateral view of four seeds positioned so that the radicle is at the top, the hilum is central, and the cotyledons are at the bottom. Note darkened splotch over cotyledons. D. Walters and C. Southwick, USDA, 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 List This map identifies those states that list this species on their invasive species list or law. 
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| Invasive Listing Sources: |
