Family Cactaceae


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Peniocereus greggii
Common Name(s): Arizona Queen of the Night, Deer-Horn Cactus, Night-Blooming Cereus, Sweet Potato Cactus
Synonym(s): Cereus greggii

P. greggii

Photo taken at: Desert Botanical Garden , Phoenix, AZ
click any picture to enlarge


P. greggii
Photo taken at: Desert Botanical Garden , Phoenix, AZ

Peniocereus serpentinus
Common Name(s): Mexican Night-Blooming Cereus, Serpent Cactus, Snake Cactus
Synonym(s): Cereus serpentinus, Cereus serpentinus, Echinocereus serpentinus, Nyctocereus serpentinus, Nyctocereus castellanosii

P. serpentinus

Photo taken at: Huntington Library, San Marino, CA


*Currently 2 of 18 known species shown in this genus.