 The genus is called salad thistle in English and slaaibos in Afrikaans.The species assigned to the genus "Didelta" are more or less succulent shrubs or perennial plants, with or without milk sap, that can have both alternate and opposite leaves, that may be felty hairy or hairless, may have a spiny tip, are seated and have an entire, sometimes spiny margin.The flowerheads sit individually in the leaf axils or on a peduncle.