Species: 

Dioscorea oppositifolia

Common Name: 

Chinese yam

Systems Affected (standardized): 

forest/woodland

Regions(s) present (updated by AB): 

NE, SE

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Impacts: 

can form dense masses of vines that cover and kill native vegetation, including trees, within a variety of moist, disturbed habitats.

Source? likely to be reintroduced: 

Grown as a food source?

Info Blurb: 

Fast growing and has the ability to rapidly invade pristine habitats, especially riparian corridors. A prolific rate of asexual reproduction via bulbils. It lowers native species richness and abundance by outcompeting and eliminating native plant species, thickly blanketing all adjacent vegetation, and competitively excluding light. It may also weight-down and break branches of large trees and shrubs. Introduced as a possible food sources. Presently cultivated for medicinal use.

Native Regions in OK: 

NONE

Current and past designations: 

MO

Present in OK?

Yes

Present in Bordering States?

KS, MO, AR, LA

Has Legal Status in BS?

NONE