Does the Cryptotaenia or Barbarea genus have more species?
Cryptotaenia Cryptotaenia, also honewort, is a genus of two species of herbaceous perennial plants, native to North America, Africa, and eastern Asia, growing wild in moist, shady places.
Cordylostigma Cordylostigma is a genus in the Rubiaceae. The name was coined in 2010 to contain 9 species formerly belonging to the related genus "Kohautia". The nine species are native to tropical and southern Africa from Guinea to Somalia to South Africa, as well as Madagascar, Comoros, and Réunion.