Echinopsis terscheckii

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Echinopsis terscheckii
Echinopsis terscheckii 03.jpg
Scientific classification edit
Kingdom: Plantae
Clade: Angiosperms
Clade: Eudicots
Order: Caryophyllales
Family: Cactaceae
Subfamily: Cactoideae
Genus: Echinopsis
E. terscheckii
Binomial name
Echinopsis terscheckii
(Parm.) Friedrich & G.D.Rowley

Echinopsis terscheckii, commonly known as the cardon grande cactus or Argentine saguaro, is a large cactus native to South America and popular in cultivation. It is a columnar, branching cactus that can grow over 7.6 metres (25 ft) tall.


Its branches are about 25 cm (9.8 in) in diameter with 8 to 14 ribs. It has large brownish areoles about 2.5 cm (0.98 in) apart with 8 to 15 yellowish spines, 8.3–10 cm (3.3–3.9 in) long. The nocturnal white flowers can grow up to 20 cm (7.9 in) long and 13–15 cm (5.1–5.9 in) wide. The round or oblong blue fruits are about 1.3 cm (0.51 in) in diameter and contain black, oval seeds approximately 0.76 mm (0.030 in) long.

Native distribution[edit]

It is native to several provinces including Catamarca and Salta in northwestern Argentina, and is the eponymous cactus of Los Cardones National Park in Salta Province. Range continues to the western slopes of the Andes in Peru, Bolivia, and Ecuador.