Gahnia filum, the chaffy saw-sedge, is a tussock-forming perennial in the family Cyperaceae, endemic to Australia. It grows to between 60 and 110 cm in height.[2]
| Gahnia filum | |
|---|---|
| Gahnia filum at Cherry Lake Altona, Victoria | |
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Clade: | Commelinids |
| Order: | Poales |
| Family: | Cyperaceae |
| Genus: | Gahnia |
| Species: | G. filum |
| Binomial name | |
| Gahnia filum (Labill.) F.Muell.[1] | |
The species occurs in coastal salt marsh in the states of New South Wales, Victoria, Tasmania and South Australia.[2][3]
The caterpillar of the yellow sedge-skipper butterfly uses this species for shelter during daylight hours, binding the leaves with silk. By night it feeds on the grass.[4] Ghania is being planted at Aldinga Washpool in South Australia in order to provided habitat for the endangered butterfly.[5]
Taxon identifiers | |
|---|---|
| Gahnia filum |
|
| Schoenus filum |
|
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