heterotypic synonyms:
Azalea amoena Lindl.;
protologue: Bot. Mag. (Tokyo) 28: 174 (1914)
121850Rhododendron kiusianum Makino
[Azalea amoena Lindl.]
Rev. Hort. (Paris), ser. 4, vol. 26 (1854 - vol. 3): p. 241, t. 13 (1854) [A. Riocreux]
121850Rhododendron kiusianum Makino
[Azalea amoena Lindl.]
L.B. Van Houtte, Fl. Serres, vol. 9 : p. 75, t. 885 (1853)
121850Rhododendron kiusianum Makino
[Azalea amoena Lindl.]
J. Paxton, J. Lindley, Paxton’s Fl. Gard., vol. 3 : t. 89 (1853) [L. Constans]
121850Rhododendron kiusianum Makino
[Azalea amoena Lindl.]
W. Curtis, Bot. Mag., vol. 79 [ser. 3, vol. 9]: t. 4728 (1853) [W.H. Fitch]
2 876698 Rhododendron kiusianum MakinoT. Nakai, Trees Shrubs Japan, vol. 1 : p. 87, fig. 49 [四十九] (1935-1951)