Heliotropium apiculatum Heliotropium brocchianum Heliotropium coromandelianum Heliotropium coromandelianum var. oblongifolium Heliotropium coromandelianum var. ovalifolium Heliotropium gracile Heliotropium kunzii Heliotropium niloticum Heliotropium obovatum Heliotropium ovalifolium Heliotropium ovalifolium var. gracile Heliotropium phyllosepalum Heliotropium polystachyum Heliotropium sienites Heliotropium syenites Heliotropium tomentosum Heliotropium villosum Heliotropium cinereum Heliotropium coromandelianum var. depressum
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024