Besma is a genus of moths in the family Geometridae.
Species Besma endropiaria (Grote & Robinson, 1867) – straw besma Besma quercivoraria (Guenée, 1857) – oak besma Besma rubritincta (Cassino & Swett, 1925) Besma sesquilinearia (Grote, 1883)
References Besma at Markku Savela's Lepidoptera and Some Other Life Forms Natural History Museum Lepidoptera genus database