Rhododendron stenopetalum (R.Hogg) Mabb.
Synonym(s):
Rhododendron hortense Nakai
Tsusiophyllum stenopetala Hogg
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.186
  • Mabberley, D.J. 1990. The significance of the three independent 'Kew' editions of Johnson's Gardener's Dictionary. in Feddes Repertorium Specierum Novarum Regni Vegetabilis 101: 263-276, p.270, FlagO