Synonyms: Acanthocalycium hyalacanthum; Cereus andalgalensis (homotypic); Cereus huascha (homotypic); Cereus huascha flaviflora; Cereus huascha rubriflorus; Cereus huascha var. rubriflorus; Echinopsis huascha var. auricolor; Echinopsis huascha var. rubriflora; Echinopsis hyalacantha; Echinopsis pecheretiana; Echinopsis vatteri; Helianthocereus andalgalensis; Helianthocereus huascha; Helianthocereus huascha macranthus; Helianthocereus huascha roseiflorus; Helianthocereus huascha rubriflorus; Helianthocereus huascha var. rubriflorus; Helianthocereus hyalacanthus; Helianthocereus pecheretianus; Lobivia andalgalensis; Lobivia formosa var. hyalacantha; Lobivia grandiflora lobivioides; Lobivia grandiflora var. herzogii; Lobivia huascha (homotypic); Lobivia huascha flaviflora; Lobivia huascha var. andalgalensis; Lobivia huascha var. auricolor; Lobivia huascha var. calliantha; Lobivia huascha var. purpureominiata; Lobivia huascha var. rubriflora; Lobivia hyalacantha; Lobivia purpureominiata; Lobivia shaferi var. flaviflora; Salpingolobivia andalgalensis; Salpingolobivia huascha (homotypic); Soehrensia huascha (homotypic); Trichocereus andalgalensis; Trichocereus andalgalensis var. auricolor; Trichocereus auricolor; Trichocereus callianthus; Trichocereus catamarcensis; Trichocereus huascha (homotypic); Trichocereus huascha rubriflorus; Trichocereus huascha var. pecheretianus; Trichocereus vatteri