Rhododendron sinogrande Balf.f. & W.W.Sm.
Synonym(s):
Rhododendron sinogrande var. boreale Tagg & Forrest
Data source(s):
  • Balfour, I.B. 1916. New species of Rhododendron. in Notes from the Royal Botanic Garden Edinburgh 9(44-45): 207-320, p.274, FlagO