Eulychnia acida
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Order:	Caryophyllales
Family:	Cactaceae
Subfamily:	Cactoideae
Genus:	Eulychnia
Species:	E. acida
Binomial name
Eulychnia acida Phil. 1864
Synonyms
Cereus longispinus Eulychnia longispina Eulychnia procumbens Eulychnia aricensis Eulychnia saint-pieana Eulychnia barquitensis Cereus acidus (Phil.) K.Schum. [1]

Eulychnia acida is a flowering plant in the family Cactaceae that is found in Chile. ^[2]

The plant is an arborescent cactus, of mainly columnar formation that branches out in its growth, with a single base trunk, developing a profuse crown of up to three meters in diameter. It reaches varying heights according to temperature zone and microclimate, of 1.5 to 6 m tall, with many branches. It has long flexible thorns, sometimes robust. The flowers are of medium size, with short petals coloured pink to white.

• Media related to Eulychnia acida at Wikimedia Commons
• Data related to Eulychnia acida at Wikispecies