Rhododendron calendulaceum (Michx.) Torrey [ Azalea calendulacea variety crocea Michx.]
no HD illustration available (m1)
-
Rhododendron calendulaceum (Michx.) Torrey var. crocea
[Azalea calendulacea Michx. var. crocea] [Ericaceae]
W. Curtis, Bot. Mag., vol. 41 : t. 1721 (1815) [S.T. Edwards]