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- ›Imperata

Cogon Grass
Imperata cylindrica
Imperata cylindrica (commonly known as cogon grass /koʊˈɡoʊn/, kunai grass /ˈkuːnaɪ/, blady grass, alang-alang, cotton wool grass, kura-kura) is a species of grass in the family Poaceae. Red cultivars of the species grown as ornamental plants are known as Japanese bloodgrass.
Where it lives
Recorded sightings
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geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the old herbals & bestiaries
In the stacks
Searching the stacks…
Every page naming Imperata cylindrica in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 164056.



