On Tuesday November 10 at 7pm, Erica Clites, Oakland County CISMA director, will discuss new invaders to Oakland County including a recently discovered vine, Chinese yam, and aquatic invasive species including European frog-bit and Red swamp crayfish. Questions and/or comments to the Bugwood Webmaster, A Field Guide for the Identification of Invasive Plants in Southern Forests, Southeast Exotic Pest Plant Council Invasive Plant Manual, Plant Invaders of Mid-Atlantic Natural Areas, City of Ann Arbor Michigan Parks and Recreation, Georgia Exotic Pest Plant Council - Category 2, Indiana Invasive Species Council - Invasive Plant List, Jil M. Swearingen, Survey of invasive plants occurring on National Park Service lands, 2000-2007, Jil Swearingen, personal communication, 2009-2017, Kentucky Exotic Pest Plant Council - Severe Threat, Maryland Department of Agriculture's Candidates for Listing of Invasive Plants, Maryland Department of Natural Resources Policy: Restriction on Planting Exotic Invasive Plants, National Park Service, Mid-Atlantic Exotic Plant Management Team Invasive Plant List, New Jersey Invasive Species Strike Team 2017 Invasive Species List, New York Regulated and Prohibited Invasive Species - Prohibited, Non-Native Invasive Plants of Arlington County, Virginia, Non-Native Invasive Plants of the City of Alexandria, Virginia, Nonnative Invasive Species in Southern Forest and Grassland Ecosystems, Pennsylvania Department of Conservation and Natural Resources Invasive Plants, WeedUS - Database of Plants Invading Natural Areas in the United States, West Virginia Invasive Species Strategic Plan and Volunteer Guidelines 2014, West Virginia Native Plant Society, Flora West Virginia Project, and West Virginia Curatorial Database System, September 3, 1999, Wisconsin's Invasive species rule – NR 40, Center for Invasive Species and Ecosystem Health, USDA Animal and Plant Health Inspection Service, USDA National Institute of Food and Agriculture. (20.3 cm) long, wide, and heart to fiddle shaped (margins three-lobed), with prominent, parallel veins. You may be asked to provide your name and contact information if follow-up is needed. Chinese yam, cinnamon vine Synonyms. Life Cycle: Half hardy perennial usually grown as a half hardy annual by gardeners. The genus Dioscorea has economic value as a ... www.invasive.org/eastern/eppc/DIOP.html - 14k - Cached - Similar pages Chinese yam: Dioscorea oppositifolia (Dioscoreales: Dioscoreaceae)Invasive Species: any species of insects, … Dioscorea polystachya or Chinese yam (Chinese: 山 药), also called cinnamon-vine, is a species of flowering plant in the yam family.It is sometimes called Chinese potato or by its Japanese name nagaimo.. map. Kingdom. It can be an invasive species in some areas – please check your local conditions if this is of concern. The Chinese yam readily invades disturbed habitats with light shade, especially forest edges. Dioscorea polystachya is an invasive herbaceous, twining vine that grows to about 16.4 ft. (5 m). It has small, white or greenish-yellow flowers that smell like cinnamon. The Chinese yam is now considered an invasive species in the United States. Dioscorea polystachya Turcz. Family. Related Videos. It is a perennial climbing vine, native to China and East Asia. It invades open to shady areas in the Eastern United States. *Detected in Michigan* Native look-alikes and how you can tell them apart from Chinese yam: Chinese Yam Invasive Species Alert - Printable PDF, se the Midwest Invasive Species Information Network, http://www.misin.msu.edu/tools/apps/#home, Pointed, heart-shaped leaves that are often indented on the sides, opposite or alternate, Slender vines that spiral counter-clockwise, Bulbils or air tubers present from June to September, resemble very small potatoes, Small white or greenish-yellow spikes of flowers that smell similar to cinnamon. Having escaped cultivation by the mid 1980s, it is now found throughout the eastern and central United States, including a number of counties in southern Missouri. Distribution Record Density Literature vs Observation Future Range Future Certainty. Conclusions for this variety may apply to varieties and strains of marijuana, a schedule I controlled substance as determined by the United States federal government.) Dioscorea batatas L. (Synonym) The petiole base is not clasping. Chinese yam Dioscorea polystachya Turcz. Michigan Invasive Species Information Network (MISIN) Educational Module and Assessment. Plantae. Height: Chinese yam is a creeping and climbing vine that may reach up to 5 meters in height given support from trees and shrubs. Habitat: This deciduous vine can be found along roadsides, fence rows, stream banks, ditches, and rich, mesic forests. The spotted lanternfly is likely to establish itself where tree-of-heaven is present, as they co-occur in their native regions of Asia. Dioscorea batatas Decne. Severe Threat: Chinese Yam is an exotic plant species that possess characteristic s of invasive species and spreads easily into native plant communities and displaces native vegetation. Since its introduction into North America, it has spread throughout the eastern United States. Common name. Human connections: Introduced from China in the 1800s for ornamental, food, and medicinal uses. Of the aforementioned yam species found in Florida, only the non-native yams produce aerial bulbils. WATCH LIST. Check out our second invasive plant ID video, this time featuring an invasive vine you might not be familiar with, Chinese Yam. It was brought from China to North America in the 1800s for ornamental, food and medicinal uses. 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