Asia-Tropical: N Borneo: present
Malesia: restricted to N Borneo.
The small sori, in 2 or 3 irregular rows between the veins and with a slightly raised rim around the receptacle, distinguish this species from all others.
Parris - in Parris, Beaman & Beaman, The plants of Mount Kinabalu. I. Ferns and Fern Allies. 1991: 100
Hovenkamp - in Blumea. 1998: 63