Epiphyllum phyllanthus

Epiphyllum phyllanthus, commonly known as the climbing cactus, is a species of epiphytic cacti. It has no leaves, instead having stems that photosynthesise. It is thought to be pollinated by hawkmoths, as the flowers only open at night and produce a strong fragrance.^[2]

Epiphyllum phyllanthus
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Order:	Caryophyllales
Family:	Cactaceae
Subfamily:	Cactoideae
Genus:	Epiphyllum
Species:	E. phyllanthus
Binomial name
Epiphyllum phyllanthus Haworth[1]
Varieties
Epiphyllum phyllanthus var. columbiense Epiphyllum phyllanthus ssp. rubrocoronatum[2]
Synonyms[3]
Cactus phyllanthus Phyllocactus phyllanthus Epiphyllum hookeri Epiphyllum phyllanthus var. hookeri Epiphyllum pittieri

It is the most common epiphyte on the tree, Platypodium elegans, particularly growing in cavities in the trunk.^[4]