Cyperaceae
Round sawsedge
Gahnia aspera
- Family
- Cyperaceae
- Genus
- Gahnia
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Common names
By language (1)
- English
- Round sawsedge, Rough saw-sedge
Synonyms
- Cladium asperum (R.Br.) F.Muell.
- Lampocarya aspera R.Br.
- Mariscus asper (R.Br.) Kuntze
Characteristics
- Growth habit
- Graminoid
- Lifespan
- Perennial
- In the US and Canada
- Hawaii: native
Photos

Photo: Mark Marathon, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Poyt448 Peter Woodard, CC0, from Wikimedia Commons Photo: Dave Bartley, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: John Tann from Sydney, Australia, CC BY 2.0, from Wikimedia Commons Photo: Michael Cox, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Mark Marathon, CC BY-SA 3.0, from Wikimedia Commons Photo: Tara Stirling, CC BY-SA 4.0, from Pl@ntNet via GBIF Photo: Renee Behmer, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: John Tann from Sydney, Australia, CC BY 2.0, from Wikimedia Commons 
Photo: John Tann from Sydney, Australia, CC BY 2.0, from Wikimedia Commons 
Photo: John Tann from Sydney, Australia, CC BY 2.0, from Wikimedia Commons 
Photo: John Tann from Sydney, Australia, CC BY 2.0, from Wikimedia Commons
More in Gahnia
- Gahnia tristisCyperaceae
- Cutty grassGahnia laceraCyperaceae
- Cutting sedgeGahnia paucifloraCyperaceae
- Gahnia proceraCyperaceae
- Gahnia rigidaCyperaceae
- Razor sedgeGahnia setifoliaCyperaceae
- Gahnia trifidaCyperaceae
- Gahnia xanthocarpaCyperaceae
- Gahnia australisCyperaceae
- Forest sawsedgeGahnia beecheyiCyperaceae
- Gahnia decompositaCyperaceae
- Gahnia erythrocarpaCyperaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.