Corryocactus
Close-up of Corryocactus squarrosus
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Order:	Caryophyllales
Family:	Cactaceae
Subfamily:	Cactoideae
Tribe:	Echinocereeae
Genus:	Corryocactus Britton & Rose
Type species
Corryocactus brevistylus
Species
See text.
Synonyms
Corryocereus Fric & Kreuz. (orth. var.) Erdisia Britton & Rose Eulychnocactus Backeb. (nom. inval.)

Corryocactus is a genus of cacti. The genus was formerly placed in the tribe Notocacteae.^{[citation needed]} It has also been placed in the tribe Echinocereeae. A 2011 molecular phylogenetic study excluded the genus from the "core" Echinocereeae, commenting that it lay "outside of a well-supported larger clade in our analysis".^[1]

Species

Image	Scientific name	Distribution
	Corryocactus apiciflorus (Vaupel) Hutchison	Peru
	Corryocactus aureus (Meyen) Hutchison	Peru
	Corryocactus ayacuchoensis Rauh & Backeb.	Peru
	Corryocactus brachypetalus (Vaupel) Britton & Rose	Bolivia
	Corryocactus brevistylus (K.Schum. ex Vaupel) Britton & Rose	Chile, Peru
	Corryocactus chachapoyensis (Ochoa & Backeb.) Ochoa & Backeb. ex D.R.Hunt	Peru
	Corryocactus dillonii A.Pauca & Quip.	Peru
	Corryocactus erectus (Backeb.) F.Ritter	Peru
	Corryocactus melanotrichus (K.Schum.) Britton & Rose	Bolivia
	Corryocactus pulquinensis Cárdenas	Peru
	Corryocactus serpens F.Ritter	Peru
	Corryocactus squarrosus (Vaupel) Hutchison	Peru
	Corryocactus tarijensis Cárdenas	Bolivia

Synonymy

The following genera have been brought into synonymy with this genus:

• Corryocereus Fric & Kreuz. (orth. var.)
• Erdisia Britton & Rose
• Eulychnocactus Backeb. (nom. inval.)