[3] In the Old World, it is found in India, China, Malaysia, Sri Lanka[4] and South Africa.

In 1770 during the first voyage of James Cook, it was collected by Joseph Banks and Daniel Solander not far from Botany Bay.

[6] The sori are in zig-zag rows or a v-shaped series along the frond margins, and are protected by a hairy, round or kidney shaped indusium.

In 1810, it also appeared in the Prodromus Florae Novae Hollandiae as Nephrodium propinquum, authored by the prolific Scottish botanist Robert Brown.

[6] C. interruptus is used in herbal medicine for sores, liver diseases, gonorrhea, cough, and malaria.