The species name ingrata (Latin for "offensive") is a common element in taxonomic names. Examples include:

Fungi:

• Clavulina ingrata, a species of coral fungus found in Malaysia
• Hygrocybe ingrata, a species of waxcap mushroom found in Europe

Insects:

• Caloptilia ingrata, a species of insect known from Tanzania
• Endothenia ingrata, a species of moth in the genus Endothenia
• Eupithecia ingrata, a synonym of Eupithecia nigrilinea, a species of moth found in central Asia
• Stemmatophora ingrata, a synonym of Hypotia proximalis, a species of snout moth found in Azerbaijan and Pakistan
• Terias ingrata, a synonym of Eurema boisduvaliana, a species of butterfly found from Costa Rica to Mexico
• Trychosis ingrata, a species of wasp found in much of Europe

Plants:

• Acacia ingrata, a species of shrub native to Western Australia
• Michelia ingrata, a species of plant endemic to China
• Myristica Ingrata, a species of tree in the genus Myristica found in Asia and the western Pacific