异名：Rhododendron agetum Balf. f. et Forrest (synonym)、Rhododendron neriiflorum Franch. subsp. agetum (I. B. Balfour et Forrest) Tagg (synonym)

Rhododendron neriiflorum Franch. var. agetum (Balf. f. et Forrest) T. L. Ming in Act. Bot. Yunn. 6:169. 1984; 云南植物志4: 432. 1986.——R. agetum Balf. f. et Forrest in Not. Bot. Gard. Edinb. 13: 29. 1920.——R. neriiflorum Franch. subsp. agetum (Balf. f. Forrest) Tagg in Stevenson, Spec. Rhodod. 533. 1930; Cullen et Chamb. in Not. Bot. Gard. Edinb. 37: 333. 1979; Chamb. in Not. Bot. Gard. Edinb. 39: 409. 1982.

本变种与原变种的区别在于叶片下面有明显的网纹突起和蜂窝状凹点。

产云南西部。生于海拔2 700-2 800米的竹林或铁杉林内。模式标本采自云南碧江。