Echinopsis omasensis (Ostolaza & Mischler) Ostolaza in Cactaceae Consensus Init. 6: 8. 1998 Echinopsis omasensis (Ostolaza & Mischler) Ostolaza in Cactaceae Consensus Init. 6: 8. 1998is new combination for Islaya omasensis Ostolaza & Mischler in Kakteen And. Sukk. 34(3): 57. 1983Taxon for this nameEchinopsis omasensis (Ostolaza & Mischler) Ostolaza