Rhododendron nieuwenhuisii J.J.Sm.
Synonym(s):
Rhododendron nienwenhuisii
Data source(s):
  • Argent, C.G.C., J. Bond, D.F. Chamberlain, P. Cox & A. Hardy 1997. The Rhododendron Handbook. The Royal Horticultural Society 352, t.16 pp., p.32
  • Smith, J. 1910. in Ic. Bog. 4: 73, p.323, FlagO