Also called bitter nightshade, bittersweet nightshade, trailing nightshade, trailing bittersweet, ◼︎ blue bindweed, Amara Dulcis, fellenwort, felonwood, poisonberry, poisonflower, scarlet berry, snakeberry, ◼︎ violet bloom and woody nightshade.
Part of
🍆︎ eggplant/nightshade/potato/🍅︎ tomato genus Solanum
in
chili/petunia/nightshade/potato/tobacco/🍅︎ tomato family Solanaceae.
Native to Eurasia.
🌎︎ Map by county (🇺🇸 USA-48)
(colors).
Invasive > 🇨🇦+🇺🇸 Canada+USA
Invasive > report it!
Invasive > 🇺🇸 USA
Invasive > Michigan
seeds restricted (≤ 1/2000) in Michigan 
(page 3)
Uses by native peoples
(Ethnobotany database)
On a list as being
☠︎ poisonous[?] (all parts of the plant).