stinkwort USDA PLANTS Symbol: DIGR3
U.S. Nativity: Exotic
Habit: Forbs/Herbs
Dittrichia graveolens (L.) W. Greuter

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Taxonomic Rank: Magnoliopsida: Asterales: Asteraceae

Appearance
Dittrichia graveolens is an annual herb with a very rank smell that can grow up to 7.9-51.2 in. (0.2-1.3 m) tall.
Foliage
Leaves are alternate, linear, oblong, 0.79-3.9 in. (2-10 cm) long, and soft with entire margins, acute tips, and hairy edges.
Flowers
Flower heads are small, bell shaped, 0.18-0.39 in. (4.5-10 mm) long, and found in long loose panicles. Flowers are yellow and 0.16-0.28 in. (4-7 mm) long.
Fruit
Fruits are cylindrical, light brown, 0.08 in. (2 mm) long, and narrow at the top then expanded at the base. Seeds are 30 bristles, fluffy, 0.12-0.16 in. (3-4 mm) long attached at the base.
Ecological Threat
Dittrichia graveolens can be found in pastures, wastelands, and along roadsides. It is native to the Mediterranean. This plant can cause severe contact dermatitis to humans and can kill livestock.

Selected Images from Invasive.orgView All Images at Invasive.org


Plant(s);
Joseph M. DiTomaso, University of California - Davis, Bugwood.org
Additional Resolutions & Image Usage

Plant(s);
Joseph M. DiTomaso, University of California - Davis, Bugwood.org
Additional Resolutions & Image Usage

Feature(s); flowers and fruits
Joseph M. DiTomaso, University of California - Davis, Bugwood.org
Additional Resolutions & Image Usage

Seedling(s);
Joseph M. DiTomaso, University of California - Davis, 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(s) Where Reported invasive.
Based on state level agency and organization lists of invasive plants from WeedUS database.


Invasive Listing Sources:
California Invasive Plant Council