Asia-Tropical, New Caledonia present, West Africa present, to 30°S present, tropical mainland Asia present
West Africa to N.E. Australia (to 30°S) and New Caledonia; widely in tropical mainland Asia; throughout Malesia but not often collected.
No distinct varieties have been observed. The unnumbered figure of a complete small plant on Hooker's plate (1861) represents Pronephrium hosei (BAK.) Holttum.