Rhabdocaulon coccineum Rhabdocaulon erythrostachys Rhabdocaulon lavanduloides Rhabdocaulon grandiflorum Rhabdocaulon denudatum Rhabdocaulon gracile Rhabdocaulon stenodontum Rhabdocaulon strictum
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024