毛柱红棕杜鹃 mao zhu hong zong du juan

Calyx densely scaly; filaments pubescent below; style pubescent along lower part.

Rhododendron forests, deciduous broad-leaved forests, Abies forest margins, thickets on slopes; 3200–3300 m. Yunnan.

Based on the type and matching specimens (from Haba and Yongning) the cited differences between var. rubiginosum and var. ptilostylum are not convincing.