Echinopsis Zuccarini (1837)

(Greek "echinos" = hedgehog; Greek "-opsis" = similar like)
hedgehog similar cactus
because of the spiny, globular plants

globular, in age columnar elongated, clumping; ribs about 8–10 or more, straight
spines different in number and length
flowers to 7.8 in (20 cm) long, funnel shaped; fruits some inch (cm) long, opens sidewise
seeds blackish with circular hilum

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south America - Brazil, Uruguay, Paraguay, Argentinia, Bolivia
many provinces in Argentinia on the foothills of the Cordilleras
steppes and mountains

Growth period

bright but not in full sun exposure, a location outdoors is possible
in spring after the buds appear is to begin with watering,
watering to early in the spring could avoid the bloom
adequate watering, fertilisation and air humidity are important for a healthy growth

Winter period

bright and not completely dry at 42–53°F (6–12°C), if possible not colder than 42°F (6°C)
plants with a too dry winter rest start in spring to late with the new growth
and blooming very late in the year or to less


nutritious, very permeable to water, with addition of some humus
Echinopsis ancistrophora var. polyancistra (C. Backeberg) W. Rausch (1976)
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Tucuman to Salta
in lower locations


many hooked Echinopsis
flat globular, only to 2.4 in (6 cm) or less Ø, pale green
ribs 17–30, slightly tubercled, narrow
numerous spines, to 0.5 in (1.2 cm) long, frequently somewhat bent or hooked
flowers to 3.9 in (10 cm) long, white, fragrant, flower tube very slender

Flowering time

May–June in cultivation
December in habitat
3–4 years from seed


Echinopsis polyancistra C. Backeberg (1933)
Pseudolobivia polyancistra
(C. Backeberg) C. Backeberg (1942)
Mesechinopsis polyancistra (C. Backeberg) Y. Ito (1957)
Echinopsis ancistrophora ssp. ancistrophora
CITES Appendix II
Description of "Kakteen von A bis Z" by Walter Haage with courtesy by Kakteen-Haage made available.