heterotypic synonyms:
Azalea fragrans Adams;
protologue: Prodr. (DC.) 7: 722 (1839) [url checked 20190220]
1 876381 Rhododendron fragrans DC.J. Paxton, Paxton’s Mag. Bot., vol. 10 : (1843) [S. Holden]
1 876381 Rhododendron fragrans DC.