Peniocereus flower



Cereus_greggii_flower

Common names :-  Arizona queen of the night, nightblooming cereus and Reina de la noche.

Scientific classification
Kingdom:     Plantae
(unranked):     Angiosperms
(unranked):     Eudicots
(unranked):     Core eudicots
Order:     Caryophyllales
Family:     Cactaceae
Genus:     Peniocereus
Species:     P. greggii
Binomial name
Peniocereus greggii