Aulica latifolia Aulica platypetala Aulica striata Omphalissa aulica Trisacarpis rubra Amaryllis aulica Amaryllis aulica var. platypetala Amaryllis heuseriana Amaryllis heuseriana f. campanulata Amaryllis robusta Amaryllis tettanii Hippeastrum tweedieanum Hippeastrum aulicum var. platypetalum Hippeastrum aulicum f. robustum Hippeastrum heuserianum Hippeastrum robustum Amaryllis rougieri
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024