Echinopsis quadratiumbonata
A shrubby columnar cactus to about 1 m from the dry valleys of Chuquisaca and Santa Cruz, Bolivia, with ribbed stems 4–5 cm thick and white, night-opening flowers. Grow it like other Andean Trichocereus-type cacti: strong sun, summer water and a dry winter.
Where it grows wild
Dry inter-Andean valleys and slopes in Bolivia, in open scrub; growth form is a branching shrub of erect stems.
Literature gives 1000–1900 m; recorded elevations 1303–1758 m (3 records).
🔒 Growing it like that
The wild conditions above, turned into targets for a shelf, a tent or a greenhouse. The full profile has:
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Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app. Photo from Wikimedia Commons, used under its CC0 licence, unmodified.