Tree up to c. 30 m tall, hemi-epiphytic or (secondarily?) terrestrial. internal hairs absent. Leaves spirally arranged; stipules (0.5-)1-1.5 cm long, whitish to yellowish (sub)sericeous to puberulous, caducous, often with a distinct median part. Ovary partly red (or entirely whitish).
Asia-Tropical:, Borneo ‒ present; Malaya (Peninsular Malaysia ‒ present); Sumatera (Sumatera ‒ present); Thailand (Thailand ‒ present)
Indochina, Thailand; in Malesia: Sumatra, Malay Peninsula, Borneo.
The material included in var. rigida as deﬁned by Corner (1960: 387) is heterogeneous; some specimens, including the type, belong to F. crassiramea subsp. crassiramea, some to F. pellucidopunctata, and the remainder to the new F. miqueliana.