Rhododendron borneense subsp. villosum (J.J.Sm.) Argent, A.Lamb & Phillipps
Rhododendron cuneifolium sensu Ridl., non Stapf
Rhododendron cuneifolium var. subspathulatum Merr., non Ridl.
Rhododendron quadrasianum var. villosum J.J.Sm.
Rhododendron quadrasianum var. villosum J.J.Sm. f. lutea H.J.Lam
Rhododendron quadrasianum var. villosum J.J.Sm. f. rubrum H.J.Lam