Orthosiphon tomentosus Orthosiphon dissitifolius Orthosiphon hockii Orthosiphon malosanus Orthosiphon obscurus Orthosiphon unyikensis Endostemon dissitifolius Endostemon malosanus Endostemon tuberifer Orthosiphon homblei Orthosiphon villosus
World Flora Online, accessed June 20, 2024