Celastrus orbiculatus Thunb.
Oriental Bittersweet
Invasive non-native

New Castle County
May 2003

White Clay Creek State Park -- Pump House Road
November 2006
This plant is a bad weed in Delaware. The similar native bittersweet, Celastrus scandens, is virtually gone.

White Clay Creek State Park -- Creek Road
May 2016
Pistillate flowers

White Clay Creek State Park -- Creek Road
May 2016
Staminate flowers