This species is very closely related to Eleocharis dulcis[
Eleocharis biseptata Steud.
Eleocharis subsphacelata Steud.
Scirpus sphacelatus (R.Br.) Poir.
Eleocharis sphacelata is an aquatic perennial plant producing grass-like culms that can be up to 5 metres or more long when it is growing in deep water. The culms are produced from a stout, woody rhizome up to 1cm thick that is shortly creeping and never produces tubers[
The plant is used locally as a source of material for weaving skirts. There are also conflicting reports on whether it produces edible tubers.
Australasia - New Guinea, Australia and New Zealand.
More or less still fresh water to at least 5 metres depth in eastern Australia[
]. Swamps at elevations from 2,200 - 2,900 metres in New Guinea[
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A plant of the warm temperate zone, extending through the sub-tropics and also found at elevations above 2,000 metres in the tropics.
The spherical tubers are eaten raw[
]. This report conflicts with [
] which states that the plant never produces tubers[
The culms are used by local people for making rush skirts[
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