is a perennial forming clump 1.5 -2m tall when in flower, dying down in the Winter.
It has creeping rhizomes.
It is found on margins of rivers and estuaries and in drains and swamps, mainly coastal.
- Used for wetland revegetation projects
Associated plants found with Bolboschoenus fluviatus
are Taupo orientalis
raupo, and Apodasmia similis