Noun: purple nightshade
- Weedy nightshade with silvery foliage and violet, blue or white flowers; roundish berry widely used to curdle milk; central United States to South America
"purple nightshade is used in traditional cheese-making in some regions";
- trompillo, white horse nettle, prairie berry, silverleaf nightshade, silver-leaved nightshade, silver-leaved nettle, Solanum elaeagnifolium
Type of: nightshade
Encyclopedia: Purple nightshade