Oldenlandia caespitosa var. major Oldenlandia caespitosa var. subpedunculata Oldenlandia corymbosa var. subpedunculata Hedyotis corymbosa var. caespitosa Oldenlandia caespitosa var. lanceolata Oldenlandia caespitosa Oldenlandia herbacea var. caespitosa Oldenlandia tenuissima
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024