Hatiora subg. Rhipsalidopsis (Britton & Rose) Barthlott in Bradleya 5: 100. 1987 Hatiora subg. Rhipsalidopsis (Britton & Rose) Barthlott in Bradleya 5: 100. 1987Taxon for this nameHatiora subg. Rhipsalidopsis (Britton & Rose) Barthlott