Juncaceae
Mosquito rush
Juncus squarrosus
- Family
- Juncaceae
- Genus
- Juncus
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Common names
By language (22)
- Arabic
- أسل محرشف
- arz
- اسل محرشف
- Belarusian
- Сітнік растапыраны
- Catalan
- Jonc raide
- Czech
- Sítina kostrbatá
- Dutch
- Trekrus
- English
- Mosquito rush, Heath rush
- Estonian
- Nõmmluga
- Finnish
- Harjasvihvilä
- French
- Jonc raide, Brossière, Jonc rude
- German
- Sparrige Binse, Jonc raide, Sparrenbinse
- hsb
- Zwjazćikata syćina
- Latvian
- Skrajais donis
- Lithuanian
- Jonc raide
- Macedonian
- Расчепатена ситка
- Norwegian Bokmål
- Heisiv
- Polish
- Sit sztywny
- Russian
- Ситник растопыренный
- stq
- Oksenbrink
- Swedish
- Borsttåg, Jonc raide
- Ukrainian
- Ситник розчепірений
- Welsh
- Brwynen droellgorun
Synonyms
- Juncus ellmanii C.E.Hubb., Sandwith & Turrill
- Juncus sprengelii Willd.
- Juncus squarrosus subsp. ellmanii (C.E.Hubb., Sandwith & Turrill) Maire & Weiller
- Juncus squarrosus var. glomeratus Hartm.
- Juncus squarrosus var. longibracteatus Zapał.
- Juncus squarrosus var. luxurians Lej. & Courtois
- Juncus strictus Lucé
Flowers
- In flower
- June, October to January (from 18 flowering iNaturalist observations worldwide)
Characteristics
- Growth habit
- Graminoid
- Lifespan
- Perennial
- In the US and Canada
- Greenland: introduced, Lower 48 states: native
Photos
FlowerPhoto: Christopher Stephens, CC BY-SA 4.0, from iNaturalist 
FlowerPhoto: Cara-Lisa Schloots, CC BY 4.0, from iNaturalist 
FlowerPhoto: Jo Roberts, CC BY 4.0, from iNaturalist 
FruitPhoto: Joe Dillon, CC BY 4.0, from iNaturalist 
Photo: Kristian Peters -- Fabelfroh 07:27, 23 June 2007, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons Photo: Diego Alex, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Sarah Johnson, CC BY 4.0, from iNaturalist 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons Photo: Paco Paños, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: zebedeugalinha, CC BY 4.0, from iNaturalist 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons
More in Juncus
- Common rushJuncus effususJuncaceae
- Toad rushJuncus bufoniusJuncaceae
- Compact rushJuncus conglomeratusJuncaceae
- Jointed rushJuncus articulatusJuncaceae
- Saltmarsh rushJuncus gerardiJuncaceae
- Spiny rushJuncus acutusJuncaceae
- Baltic rushJuncus balticusJuncaceae
- Poverty rushJuncus tenuisJuncaceae
- Leafybract dwarf rushJuncus capitatusJuncaceae
- Roundfruit rushJuncus compressusJuncaceae
- European meadow rushJuncus inflexusJuncaceae
- Sea rushJuncus maritimusJuncaceae
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.