The genus Searsia was named after Paul B. Sears (1891-1990) who was head of the Yale School of Botany. The Anacardiaceae family is widespread in warmer parts of the world with about 111 species of Searsia occurring in southern Africa. Most of the species grown in southern Africa, belonging to the genus Rhus, have been placed in Searsia.

Searsia dissecta commonly known as Rosyntjiebos or Langsteel Korentebossie is a South African endemic species from the Northern Cape and Western Cape Provinces. It grows into a shrub of 150cm tall. From autumn to winter it bears greenish flowers which are followed by brown fruits.