Are Sutherlandia and Pratia in the same family?
Sutherlandia Sutherlandia is a genus of flowering plants in the family Fabaceae.
Perreiraara × Perreiraara, abbreviated Prra. in the horticultural trade, is the nothogenus for intergeneric hybrids between the orchid genera "Aerides", "Rhynchostylis" and "Vanda" (Aer. x Rhy. x V.).