Paphiopedilum barbatum '#1', July 1967, roll 196707H3 slide 12. Species described in 1888.
Paphiopedilum barbatum 'Illustre', September 1974, roll 197409H3 slide 13. Species described in 1888.
Paphiopedilum barbatum 'Kong's', April 1975, roll 197504H7 slide 11. Species described in 1888.
Paphiopedilum barbatum 'Majus', July 1967, roll 196707H3 slide 11. Species described in 1888.
Paphiopedilum barbatum nigrum, Rands, July 1970, roll 197007H2 slide 9. Species described in 1888.
Paphiopedilum barbatum nigrum, Rands, July 1970. roll 197007H2 slide 10. Species described in 1888.
Paphiopedilum barbatum, July 1967, roll 196707H7 slide 3. Species described in 1888.