Distribution
Asia-Tropical: Borneo (Sarawak present), G. Mulu present, West Java present
Malesia: West Java, many specimens, 1800-2000 m; Sarawak, G. Mulu.
Notes
These specimens were formeriy included in C. ferox but differ in the distinctly flat scales on the abaxial surface of the rachis and in the small glands on young sporangia.