Synonyms of Echinopsis huascha (Weber) Friedrich & Rowley
According to Hunt 1999 CITES Cactaceae Checklist. Pages 189-109
Sadly no meaningful reference was presented with this so we have yet to sort out the what and why of several of these.
Echinopsis pecheretiana (Backeberg) Friedrich & Rowley
Echinopsis rowleyi Friedrich
Helianthocereus grandiflorus (Britton & Rose) Backeberg
Helianthocereus huascha (Weber) W.T. Marshall
Helianthocereus hyalacanthus (Spegazzini) Backeberg
Helianthocereus pecheretianus Backeberg
Lobivia andalgalensis (Weber ex Schumann) Britton & Rose
Lobivia grandiflora Britton & Rose
Lobivia purpureominuata Ritter
Trichocereus catamarcensis Ritter
Trichocereus grandiflorus Backeberg
Trichocereus huascha (Weber) Britton & Rose
Trichocereus lobivioides Graeser & Ritter ex Ritter
Trichocereus rowleyi (Friedrich) Kiesling