Fimbristylis leucocolea is a sedge of the family Cyperaceae that is native to Australia.

The annual grass-like or herb sedge typically grows to a height of 0.1 to 0.35 metres (0.33 to 1.15 ft) and has a tufted habit.

It blooms between February and June and produces green-brown flowers.

[1] In Western Australia it is found on rocky sandstone hills in the Kimberley region where it grows in skeletal red sandy-clay soils.

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