Cactoideae
The Cactoideae are the largest subfamily of the cactus family, Cactaceae. Around 80% of cactus species belong to this subfamily., the internal classification of the family Cactaceae remained uncertain and subject to change. A classification incorporating many of the insights from the molecular studies was produced by Nyffeler and Eggli in 2010.- Browningieae
- * Armatocereus - Browningia - Jasminocereus - Neoraimondia - Stetsonia
- Cacteae
- * Acharagma - Ariocarpus - Astrophytum - Aztekium - Coryphantha - Digitostigma - Echinocactus - Echinomastus - Epithelantha - Escobaria - Ferocactus - Geohintonia - Leuchtenbergia - Lophophora - Mammillaria - Mammilloydia - Neolloydia - Obregonia - Ortegocactus - Pediocactus - Pelecyphora - Sclerocactus - Stenocactus - Strombocactus - Thelocactus - Turbinicarpus
- Calymmantheae
- * Calymmanthium
- Cereeae
- * Arrojadoa - Brasilicereus - Cereus - Cipocereus - Coleocephalocereus - Melocactus - Micranthocereus - Pierrebraunia - Pilosocereus - Praecereus - Stephanocereus - Uebelmannia
- Hylocereeae
- * Disocactus - Epiphyllum - Hylocereus - Pseudorhipsalis - Selenicereus - Weberocereus
- Notocacteae
- * Austrocactus - Blossfeldia - Cintia - Copiapoa - Eriosyce - Eulychnia - Frailea - Neowerdermannia - Parodia
- Pachycereeae
- * Acanthocereus - Bergerocactus - Carnegiea - Cephalocereus - Corryocactus - Echinocereus - Escontria - Leptocereus - Myrtillocactus - Neobuxbaumia - Pachycereus - Peniocereus - Polaskia - Pseudoacanthocereus - Stenocereus
- Rhipsalideae
- * Hatiora - Lepismium - Rhipsalis - Schlumbergera
- Trichocereeae
- * Acanthocalycium - Arthrocereus - Brachycereus - Cleistocactus - Denmoza - Discocactus - Echinopsis - Espostoa - Espostoopsis - Facheiroa - Gymnocalycium - Haageocereus - Harrisia - Leocereus - Matucana - Mila - Oreocereus - Oroya - Pygmaeocereus - Rauhocereus - Rebutia - Samaipaticereus - Weberbauerocereus - Yavia - Yungasocereus