Haworthia cymbiformis var. obtusa Haworthia cymbiformis var. incurvula Haworthia cymbiformis var. ramosa Haworthia cymbiformis var. setulifera Haworthia cymbiformis var. cymbiformis Haworthia cymbiformis var. angustata
Catevala cymbiformis Aloe cymbiformis Haworthia bilineata var. gracilidelineata Haworthia cymbiformis f. subarmata Haworthia cymbiformis var. planifolia Haworthia planifolia f. agavoides Haworthia planifolia f. alta Haworthia planifolia f. calochlora Haworthia planifolia f. olivacea Haworthia planifolia var. exulata Haworthia planifolia var. incrassata Haworthia planifolia var. longifolia Haworthia planifolia var. poellnitziana Haworthia planifolia var. sublaevis Haworthia planifolia f. robusta Aloe cymbaefolia
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024