Cereus guelichii Eriocereus guelichii Harrisia balansae Harrisia pomanensis subsp. bonplandii Cereus rhodocephalus Harrisia guelichii Echinopsis balansae Cereus balansae Cereus bonplandii Eriocereus bonplandii Cereus pomanensis var. grossei
World Flora Online, accessed June 20, 2024