Category:Cactaceae in January

• Acanthocereus in January (1 C)
• Ariocarpus in January (1 C)
• Astrophytum in January (1 C)
• Austrocactus in January (1 C)
• Browningia in January (1 C)
• Carnegiea in January (1 C)
• Cephalocereus in January (1 C)
• Corynopuntia in January (1 C)
• Coryphantha in January (1 C)
• Cylindropuntia in January (1 C, 1 F)
• Echinocactus in January (1 C)
• Echinocereus in January (1 C)
• Echinomastus in January (1 C)
• Echinopsis in January (1 C)
• Epithelantha in January (1 C)
• Eriosyce in January (1 C)
• Escobaria in January (1 C)
• Ferocactus in January (1 C, 1 F)
• Glandulicereus in January (1 C)
• Hylocereus in January (1 C)
• Isolatocereus in January (1 C)
• Lemaireocereus in January (1 C)
• Lophophora in January (1 C)
• Maihueniopsis in January (1 C)
• Mammillaria in January (1 C)
• Melocactus in January (1 C)
• Myrtillocactus in January (1 C)
• Neobuxbaumia in January (1 C)
• Obregonia in January (1 C)
• Opuntia in January (1 C)
• Pachycereus in January (1 C, 5 F)
• Pilosocereus in January (1 C)
• Polaskia in January (1 C)
• Sclerocactus in January (1 C)
• Stenocactus in January (1 C)
• Stenocereus in January (1 C)
• Thelocactus in January (1 C)

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• Cactaceae in the Northern Hemisphere in January (33 C, 3 F)
• Cactaceae in the Southern Hemisphere in January (5 C)

C

• Cochemiea in January (1 C)