Lobelia antisyphilitica Lobelia densiflora Lobelia coelestis Lobelia bollii Lobelia reflexa Rapuntium siphiliticum Rapuntium syphiliticum Lobelia siphilitica var. ludoviciana Lobelia siphilitica var. maculata Lobelia siphilitica f. laevicalyx Lobelia siphilitica var. candida Lobelia siphilitica f. albiflora Lobelia siphilitica var. minor Lobelia siphilitica var. alba Lobelia belgica Lobelia siphilitica var. densiflora Lobelia siphilitica f. alba Lobelia siphilitica var. rosea Lobelia siphilitica var. grandis Dortmanna siphilitica Lobelia siphilitica f. siphilitica Lobelia siphilitica var. siphilitica Lobelia siphilitica var. bollii Lobelia siphilitica f. ludoviciana Lobelia siphilitica f. purpurea
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024