heterotypic synonyms:
Azalea lilliflora Poit.; Azalea pulchra Paxton;
protologue: Bot. Mag. (Tokyo) 22: 55 (1908)
121976Rhododendron ripense Makino
[Azalea lilliflora Poit.]
J.L.A. Loiseleur-Deslongchamps, Herb. Gén. Amat., sér. 2, vol. 1 : t. 40 (1839)
122057Rhododendron ripense Makino
[Azalea pulchra Paxton]
J. Paxton, Paxton’s Mag. Bot., vol. 1 : p. 126 (1834)
2 1275041 Rhododendron ripense MakinoT. Nakai, Trees Shrubs Japan, vol. 1 : p. 109, fig. 61 [六十一] (1935-1951)