Cyperaceae
Gahnia tristis
- Family
- Cyperaceae
- Genus
- Gahnia
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Common names
By language (3)
- Chinese
- 黑莎草, 大头茅草, 瘦狗母, 硷草茅草, 鳕鱼骨
- Japanese
- クロガヤ
- Malayalam
- ഗഹ്നിയ ട്രിസ്റ്റിസ്
Synonyms
- Gahnia boniana Boeckeler
- Gahnia stricta Boeckeler
- Gahnia wichurai Boeckeler
- Mariscus tristis (Nees) Kuntze
- Mariscus wichurae (Boeckeler) Kuntze
Flowers
- In flower
- October to December (from 11 flowering iNaturalist observations worldwide)
Photos

FlowerPhoto: Cheng-Tao Lin, CC BY 4.0, from iNaturalist 
FlowerPhoto: 葉子, CC0, from iNaturalist 
FlowerPhoto: 國立臺灣博物館, CC BY 4.0, from iNaturalist 
FruitPhoto: Cheng-Te Hsu, CC BY 4.0, from iNaturalist 
FruitPhoto: chiuluan, CC BY 4.0, from iNaturalist 
Photo: Keisotyo, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Keisotyo, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Steven Bachman, CC BY 4.0, from iNaturalist 
Photo: Toby Y, CC BY 4.0, from iNaturalist 
Photo: Agnes Trekker, CC0, from iNaturalist 
Photo: Denys Vynokurov, CC BY 4.0, from iNaturalist 
Photo: Smriti S., CC BY 4.0, from iNaturalist
More in Gahnia
- 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
- Chaffy saw-sedgeGahnia filumCyperaceae
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). About our plant data.