Genus referenceSource review · 8 September 2026
← Cactus CodexA changing classification
The 2025 family analysis includes Trichocereus sensu stricto within a broad Echinopsis and explicitly notes remaining uncertainty within that group. Botanical classification and nursery usage therefore need to be read together.
Not every old Trichocereus stays together
Compare pachanoi, lageniformis, macrogona and terscheckii / Leucostele. Each profile attributes its treatment. A genus label is not evidence of a clone’s parents.
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