Tiaridium velutinum Tiaridium indicum Tiaridium anisophyllum Eliopia riparia Eliopia serrata Heliophytum foetidum Heliophytum indicum Heliophytum velutinum Heliotropium africanum Heliotropium anisophyllum Heliotropium cordifolium Heliotropium horminifolium Heliotropium parviflorum Tiaridium indicum var. mexicanum Heliotropium foetidum
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024