- Berteroa incana is an annual, biennial, or perennial in the mustard family growing 1-3 ft. (0.3-0.9 m) tall.
- Stems are gray-green and hairy with many branches near the top. Alternate leaves are gray-green, hairy, alternate, oblong, narrow, 0.5-3 in. (1.3-7.6 cm) long, with smooth edges.
- White flowers with 4 deeply divided petals are produced in long raceme.
- Seed pods are hairy, swollen, and oblong with short beaks on the end. Oblong seeds are rough, dull gray-brown. It reproduces and spreads by seeds.
- Ecological Threat
- Spreads rapidly due to the high number of seeds per plant. The plant emerges early in spring and continues to flower and produce seed until frost. It can cause toxicity to horses.
- Weed of the Week - USDA Forest Service
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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 Noxious Weeds
- Great Lakes Early Detection Network
- Idaho Noxious Weeds
- Jil M. Swearingen, Survey of invasive plants occurring on National Park Service lands, 2000-2007
- Michigan Noxious Weeds
- Montana Noxious Weeds
- Washington Noxious Weeds
- WeedUS - Database of Plants Invading Natural Areas in the United States
Other System LinksPlants: BEIN2
NPDN Pest: PBKAEBA
NPDN Host: 36330
|Common Name Reference:|| Weed Science Society of America Common Names List|
|Scientific Name Reference:||USDA, NRCS. 2010. The PLANTS Database. National Plant Data Center, Baton Rouge, LA, USA.|