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Rhododendron rigidum
Rhododendron rigidum Franch. [Accepted]
Ericaceae Ericoideae Rhodoreae
58 877407 Rhododendron rigidum Franch.
E.A. von Regel, Gartenflora, vol. 57 : t. 1577, fig. 2-4 (1908) [W.B.]
6 877407 Rhododendron rigidum Franch.
H. Léveillé, Catt. Ill. Pl. Seu Tchouen: t. 25 (1918)