 It belongs to the species "Capsicum frutescens".Related cultivars to 'Siling labuyo' include 'Tabasco', 'Malagueta', and 'Peri-peri'.The common name is Tagalog for "wild chili", from "sili" ("chili") and the enclitic suffix "-ng", and "labuyo" ("growing wild", also a term for wild chicken or junglefowl).