Rhododendron pachytrichum var. monosematum (Hutch.) D.F.Chamb.
Synonym(s):
Rhododendron monosematum Hutch.
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.350, FlagO