Weed
Asiatic tearthumb
AcheneAchene:
A dry, hard, one-chambered, one-seeded indehiscent fruit, as in buckwheat (Fagopyrum) or sunflower (Helianthus). The fruit wall is not united with the seed coat.
Globose
Black
Smooth and shiny
Remnants of floral parts attached at base.
AcheneAchene:
A dry, hard, one-chambered, one-seeded indehiscent fruit, as in buckwheat (Fagopyrum) or sunflower (Helianthus). The fruit wall is not united with the seed coat. is globular and shiny smooth. Various amounts of floral structures attached to base.
State Noxious Weed: Pennsylvania, Wisconsin, West Virginia
Not included
Polygonaceae
Polygonum perfoliatum L.
Ampelygonum perfoliatum (L.) Roberty & Vautier
Persicaria perfoliata (L.) H. Gross
