Epiphyllum thomasianum

Epiphyllum thomasianum is an epiphytic species of cactus native to Colombia, Costa Rica, Guatemala, Honduras, Mexico, Nicaragua and Panamá.^[7]

Epiphyllum thomasianum
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Order:	Caryophyllales
Family:	Cactaceae
Subfamily:	Cactoideae
Genus:	Epiphyllum
Species:	E. thomasianum
Binomial name
Epiphyllum thomasianum (K.Schum.) Britton & Rose
Synonyms
Phyllocactus thomasianus K.Schum.[1] Epiphyllum costaricense (F.A.C.Weber) Britton & Rose[2] Epiphyllum macrocarpum (F.A.C.Weber) Backeb.[3] Epiphyllum thomasianum var. costaricense (F.A.C.Weber) Kimnach[4] Phyllocactus costaricensis F.A.C.Weber[5] Phyllocactus macrocarpus F.A.C.Weber[6]

Description

The vegetative morphology closely resembles Epiphyllum oxypetalum. The flowers differ due to their striking golden stamina.

Systematics

Currently two subspecies are recognised: Epiphyllum thomasianum subsp. costaricense and Epiphyllum thomasianum subsp. thomasianum.^[8][9]