from Jim Conrad's Naturalist Newsletter: selected
MEXICAN CACTI
Acanthocereus tetragonus
Barrel (Ferocactus histrix)
Barrel, Devil's Tongue (Ferocactus latispinus ssp latispinus)
Barrel, Fire (Ferocactus pilosus)
Barrel, Giant (Echinocactus platyacanthus)
"Biznaga" (Stenocactus lamellosus)
"Biznaga" (Stenocactus obvallatus)
Candelabra Cactus (Isolatocereus dumotieri)
Cholla, Sheathed(Cylindropuntia tunicata)
Cholla, Tree (Cylindropuntia imbricata)
Christmas Cactus (Cylindropuntia leptocaulis)
Climbing Cactus (Epiphyllum guatemalense)
Coryphantha erecta
Coryphantha octacantha
Coryphantha salinensis
Devil's Gut (Deamia testudo)
Ferocactus echidne
Garambullo (Myrtillocactus geometrizans)
Hedgehog (Echinocereus cinerascens)
Horse-Crippler (Thelocactus rinconensis)
Ladyfinger Cactus (Echinocereus pentalophus)
Ladyfinger Cactus (Mammillaria elongata)
Mammillaria erythrosperma
Nipple Cactus (Mammillaria vetula ssp. vetula)
Mammillaria, Gaumer's (Mammillaria gaumeri)
Mexican Fencepost Cactus (Lophocereus marginatus)
Mistletoe Cactus (Rhipsalis baccifera)
Cephalocereus polylophus
Night-blooming Cereus (Hylocereus undatus)
Nopal Cactus, Cochineal (Nopalea cochenillifera)
Nopal Cactus, Wild (Nopalea inaperta)
Organ Pipe (Stenocereus laevigatus)
Owl Eye Cactus (Mammillaria perbella)
Organ Pipe (Stenocereus huastecorum)
Pencil Cactus, Klein's (Cylindropuntia kleiniae)
Peyote, False (Lophophora diffusa)
Pincushion, Mexican (Mammillaria magnimamma)
Pincushion, Bird's-nest (Mammillaria decipiens)
PRICKLYPEARS, genus
Opuntia:
Queen-of-the-night ( Selenicereus grandiflora)
Rat-tail Cactus (Aporocactus flagelliformis)
Rhinocerous Cactus (Coryphantha cornifera)
Sabucán (Pilosocereus gaumeri)
Snake Cactus (Peniocereus serpentinus)
Tunitas (Opuntia auberi)