Karwinskia

noun

Kar·​win·​skia kär-ˈwinz-kē-ə 

: a genus of shrubs or small trees (family Rhamnaceae) that are chiefly native to Mexico and the southwestern United States, have flowers with small hooded short-clawed petals and fleshy drupes, and include one (K. humboldtiana) with a fruit that has been known to poison birds (as domestic chickens)