Children (65 direct children, 2479 direct and indirect children):
Gymnocalycium
(tree size 495)
Echinopsis
(tree size 460)
Sea-urchin cactus
Espostoa
(tree size 39)
Discocactus
(tree size 93)
Acanthocalycium
(tree size 23)
Cleistocactus
(tree size 139)
Harrisia
(tree size 52)
Applecactus
Oreocereus
(tree size 24)
Haageocereus
(tree size 142)
Arthrocereus
(tree size 19)
Weberbauerocereus
(tree size 19)
Facheiroa
(tree size 18)
Pygmaeocereus
(tree size 8)
Oroya
(tree size 14)
Lasiocereus
(tree size 2)
Rebutia
(tree size 301)
Matucana
(tree size 76)
Sulcorebutia
(tree size 195)
Yungasocereus
(tree size 1)
Weingartia
(tree size 160)
Cephalocleistocactus
(tree size 4)
Denmoza
(tree size 6)
Espostoopsis
(tree size 1)
Leocereus
(tree size 14)
Mila
(tree size 23)
Rauhocereus
(tree size 4)
Samaipaticereus
(tree size 2)
Cinnabarinea
(tree size 6)
Neogymnantha
(tree size 1)
Borzicereus
Demnosa
Pseudoechinocereus
Winteria
(tree size 1)
Acanthopetalus
(tree size 1)
Andenea
(tree size 1)
Aureilobivia
Chamaelobivia
(tree size 11)
Echinolobivia
Echinonyctanthus
(tree size 2)
Furiolobivia
(tree size 5)
Heterolobivia
Hymenorebulobivia
Hymenorebutia
(tree size 20)
Lobirebutia
Lobiviopsis
Megalobivia
Mesechinopsis
(tree size 6)
Pilopsis
Rebulobivia
(tree size 2)
Salpingolobivia
(tree size 7)
Scoparebutia
Gerocephalus
Floresia
Haageocactus
Neobinghamia
(tree size 7)
Cylindrorebutia
(tree size 5)
Echinorebutia
Eurebutia
Gymnantha
(tree size 1)
Mediorebutia
Setirebutia
(tree size 2)
Spegazzinia
(tree size 1)
Spinicalycium
Brachycalycium
(tree size 1)
Cleistocereus