Conyza schlechtendalii is a species of flowering plant in the family Asteraceae. The species is endemic to Cape Verde.[1] It is listed as critically endangered by the IUCN.
Conyza schlechtendalii only occurs in a small area on the island of São Nicolau. It grows between 500 and 600 metres elevations and in humid areas. The estimated number of individuals is less than 50.