Kohautia stricta Oldenlandia asperula Oldenlandia dichotoma Oldenlandia dichotoma var. papillosa Oldenlandia herbacea var. dolichantha Oldenlandia herbacea var. dolichocarpa Oldenlandia herbacea var. dolichosepala Oldenlandia herbacea var. papillosa Oldenlandia heynei Oldenlandia heynei Oldenlandia stricta Oldenlandia heynei var. djalonis Hedyotis dichotoma Hedyotis diffusa Hedyotis heynei Hedyotis stricta Hedyotis trichopoda Hedyotis triflora Oldenlandia herbacea var. flaccida Hedyotis linearis Hedyotis micrantha
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024