Tree up to 16 m tall or shrub, mostly hemi-epilithic, sometimes hemi-epiphytic, deciduous. internal hairs absent or present (few). Leaves spirally arranged to subdistichous; stipules 0.5-1 cm long, brown subtomentose to puberulous, drying brown, caducous. Ovary partly red.
Asia-Temperate:, China South-Central (Yunnan ‒ present) Asia-Tropical:, Malaya (Peninsular Malaysia ‒ present); Thailand (Thailand ‒ present) Myanmar: present Perak: present S China: present Salangor: present
Myanmar, S China (Yunnan), Thailand; in Malesia: Malay Peninsula (Perak, Salangor).