- Clematis orientalis is a deciduous perennial woody vine. It can climb and grows from 7-26 ft. (2-8 m) long and has longitudinally fissured or ridged gray-brown bark. C. orientalis is native to eastern and southeastern Europe as well as temperate and tropical Asia.
- Leaves of C. orientalis arranged opposite on the stem. Leaves are divided with from three to seven leaflets. Leaflets are lanceolate to elliptic to ovate usually with two to three lobes.
- C. orientalis flowers have four yellow to greenish-yellow sepals each about one inch long. Flowers can be single or in clusters, on stems up to 4 inches long
- Fruits of C. orientalis consist of rounded clusters of fluffy winged seeds (achenes).
- Ecological Threat
- C. orientalis is generally seen invading riparian areas in shrublands and riparian forests in hot, dry valleys, desert and semidesert areas. It has spread rapidly since the mid 1970’s, becoming invasive and overgrowing young trees and other native plant species.
Karan A. Rawlins
sweet autumn virginsbower
Karan A. Rawlins
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 Regulated List - This map identifies those states that list this species on their regulated list. For more information, visit Invasive.org
Invasive Listing Sources
|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.|