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MONTH

CACTACEAE

GROUP

EXAMPLES

September

Echinocactus I, Astrophytum (subfamily Cactoideae, tribe Echinocacteae)

Astrophytum ONLY

October

Echinocactus II Group (subfamily Cactoideae, tribe Echinocacteae)

Echinocactus, Ferocactus, Leuchtenbergia, Stenocactus (Echinofossulocactus), Ariocarpus, Obregonia, Aztekium

November

Epiphytic Group (subfamily Cactoideae, tribes Hylocereae, Rhipsalideae)

Schlumbergera, Selenicereus, Epiphyllum, Aporcactus, Nopalxochia, Disocactus, Rhipsalis, Hatiora, Rhipsalidopsis

January

Pereskia-Opuntia-Cereus Group (subfamilies Pereskieskiodeae, Opuntiodeae, Cactoideae, tribes Cereeae, Pachycereae, Browningieae, Leptocereae)

Pereskia, Maihuenia, Pereskiopsis, Opuntia, Cereus, Carnegiea, Cephalocereus, Esposta

February

Parodia Group (subfamily Cactoideae, tribe Notocacteae)

Eriosyce, Copiapoa, Parodia, Frailea, Uebelmannia

March

Echinocereus-Melocactus Group (subfamily Cactoideae, tribes Echinocereae, Melocacteae)

Echinocereus, Melocactus, Discocactus

April

Echinopsis-Gymnocalycium-Rebutia Group (subfamily Cactoideae, tribe Echiopsideae)

Echinopsis, Lobivia, Cleistocactus, Matucana, Oroya, Rebutia, Sulcorebutia, Gymnocalycium

May

Mammillaria-Coryphantha Group (subfamily Cactoideae, tribe Mammillariaeae)

Mammillaria, Coryphantha, Epithelantha, Pelecyphora

 Rev 24 September 2006