Abstract
Three new species of shrubby Heliotropium sect. Heliothamnus endemic to the Andean inner valleys and the eastern and western slopes of the Peruvian Andes are described as Heliotropium maranjonense, H. pamparomasense and H. oxapampanum. Heliotropium oxapampanum is the first species of the genus described from riparian habitats in the cloud forest. Heliotropium pamparomasense is the tallest species known in the group and forms shrubs to 4 m high with huge inflorescences. Notes on diagnostic characters, distribution and illustration are provided for each species.