homotypic synonyms:
Azalea keysii (Nutt.) Kuntze;
protologue: Hooker’s J. Bot. Kew Gard. Misc. 5: 353 (1853)
2 876688 Rhododendron keysii Nutt.
The Garden, vol. 18 : (1880)
2 876688 Rhododendron keysii Nutt.
M. Messel, Gard. Fl.: p. 157 (1918) [A. Parsons]
2 876688 Rhododendron keysii Nutt.
The Garden, vol. 48 : p. 106 (1895)
2 876688 Rhododendron keysii Nutt.
E.A. von Regel, Gartenflora, vol. 12 : t. 415, fig. 5-7 (1863)
2 876688 Rhododendron keysii Nutt.
W. Curtis, Bot. Mag., vol. 81 [ser. 3, vol. 11]: t. 4875 (1855) [W.H. Fitch]
Azalea keysii (Nutt.) Kuntze;
protologue: Hooker’s J. Bot. Kew Gard. Misc. 5: 353 (1853)
2 876688 Rhododendron keysii Nutt.The Garden, vol. 18 : (1880)
2 876688 Rhododendron keysii Nutt.M. Messel, Gard. Fl.: p. 157 (1918) [A. Parsons]
2 876688 Rhododendron keysii Nutt.The Garden, vol. 48 : p. 106 (1895)
2 876688 Rhododendron keysii Nutt.E.A. von Regel, Gartenflora, vol. 12 : t. 415, fig. 5-7 (1863)
2 876688 Rhododendron keysii Nutt.W. Curtis, Bot. Mag., vol. 81 [ser. 3, vol. 11]: t. 4875 (1855) [W.H. Fitch]