Which plant has more species, Mukdenia or Brunfelsia?
Mukdenia: Mukdenia is a genus of plants in the saxifrage family, Saxifragaceae, consisting of 2 species. Brunfelsia: Brunfelsia is a genus of flowering plants in the family Solanaceae, the nightshades. Brunfelsia:  There are about 50 species described.
Brunfelsia