Diplotaxis sundingiiDiplotaxis sundingii is a species of flowering plants of the family Brassicaceae. The species is endemic to Cape Verde. It is listed as a critically endangered plant by the IUCN.Distribution and ecologyDiplotaxis sundingii is restricted to the island of São Nicolau, where it occurs in mountainous zones in the east of the island, between 500 and 700 metres elevation. Its population size is estimated at less than 250 individuals.