Pfeiffera monacantha

Pfeiffera monacantha (syn. Rhipsalis monacantha), the one‑spined wickerware cactus, is a species of epiphytic cactus, native to Bolivia and northwest Argentina.^[2] As its synonym Rhipsalis monacantha it has gained the Royal Horticultural Society's Award of Garden Merit.^[3]

Pfeiffera monacantha
Growing epiphytically in Calilegua National Park, Argentina
Close-up of flower
Conservation status
Least Concern  (IUCN 3.1)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Order:	Caryophyllales
Family:	Cactaceae
Subfamily:	Cactoideae
Genus:	Pfeiffera
Species:	P. monacantha
Binomial name
Pfeiffera monacantha (Griseb.) P.V.Heath
Synonyms[2]
List Acanthorhipsalis incahuasina Cárdenas Acanthorhipsalis monacantha (Griseb.) Britton & Rose Acanthorhipsalis monacantha subsp. kimnachii Doweld Acanthorhipsalis monacantha var. samaipatana (Cárdenas) Backeb. Hariota monacantha (Griseb.) Kuntze Lepismium monacanthum (Griseb.) Barthlott Lepismium monacanthum subsp. espinosum (Kimnach) Süpplie Pfeiffera incahuasina (Cárdenas) P.V.Heath Pfeiffera incahuasina var. samaipatana (Cárdenas) P.V.Heath Rhipsalis monacantha Griseb. Rhipsalis monacantha var. espinosa Kimnach Rhipsalis monacantha var. samaipatana Cárdenas

Subtaxa

The following subspecies are accepted:^[2]

• Pfeiffera monacantha subsp. kimnachii (Doweld) Ralf Bauer
• Pfeiffera monacantha subsp. monacantha