Juncaceae
Common rush
Juncus effusus
- Family
- Juncaceae
- Genus
- Juncus
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Common names
By language (41)
- Arabic
- أسل مفترش
- arz
- اسل مفترش
- Belarusian
- Сітнік разыходны
- Bulgarian
- Разперена дзука
- Cantonese
- 燈芯草
- Catalan
- Jonc épars
- Chinese
- 灯心草, 燈心草, 灯心草根, 灯芯草
- csb
- Sycëna
- Czech
- Sítina rozkladitá
- Danish
- Lyse-Siv
- Dutch
- Pitrus
- English
- Common rush, Soft rush
- Estonian
- Harilik luga
- Finnish
- Röyhyvihvilä
- French
- Jonc épars, Jonc diffus, Jonc spiralé, Jonc tortueux
- German
- Flatter-Binse, Flatterbinse, Flatter-Simse, Jonc épars
- hsb
- Rozšěrjena syćina
- Hungarian
- Békaszittyó
- Irish
- Luachair bhog
- Italian
- Giunco comune
- Japanese
- イグサ, い草, イ, イ草, トウシンソウ, 灯心草, 燈芯草, 藺
- ks
- پیٔٛژ
- Latvian
- Izplestais donis
- Lithuanian
- Kėstasis vikšris, Jonc épars
- lzh
- 燈心草
- Macedonian
- Раштркана ситка
- mwl
- Junco
- Norwegian Bokmål
- Lyssiv
- Norwegian Nynorsk
- Lyssiv
- Persian
- جونکس افوسوس
- Polish
- Sit rozpierzchły
- Portuguese
- Junco
- Romanian
- Spetează
- Russian
- Ситник развесистый, Си́тник разве́систый, Си́тник расходя́щийся, Ситник расходящийся
- Slovenian
- Navadno ločje
- stq
- Rääske
- Swedish
- Veketåg, Jonc épars
- Ukrainian
- Ситник розлогий
- Vietnamese
- Cỏ bấc đèn
- Welsh
- Brwynen babwyr
- Zulu
- Ubhukubhuku
Synonyms
- Juncus communis E.Mey.
- Juncus communis prol. effusus (L.) Rouy
- Juncus communis subsp. effusus (L.) Čelak.
- Juncus communis var. effusus (L.) E.Mey.
- Juncus conglomeratus var. effusus (L.) Kostel.
- Juncus effusus unranked laxiflorus
- Juncus effusus var. compactus Lej.
- Juncus effusus var. conglomeratus (L.) Engelm.
- Juncus effusus var. effusus
- Juncus effusus var. subglomeratus Lam. & DC.
- Juncus laevis Wallr.
- Juncus laevis var. effusus (L.) Wallr.
- Tristemon conglomeratus (L.) Raf.
Flowers
- In flower
- April to August (from 398 flowering iNaturalist observations worldwide)
- Flower colour
- brown (USDA PLANTS Database)
Characteristics
- Growth habit
- Graminoid
- Lifespan
- Perennial
- In the US and Canada
- Alaska: native, Canada: native, Hawaii: introduced, Lower 48 states: native, St. Pierre and Miquelon: native
Photos
FlowerPhoto: Douglas Goldman, CC BY-SA 4.0, from iNaturalist 
FlowerPhoto: Victor Brans, CC BY-SA 4.0, from iNaturalist 
FlowerPhoto: Duarte Frade, CC BY 4.0, from iNaturalist 
FlowerPhoto: Cilla Moerman, CC BY 4.0, from iNaturalist 
FruitPhoto: WF_MI, CC BY 4.0, from iNaturalist 
Photo: The original uploader was Meggar at English Wikipedia ., CC BY-SA 3.0, from Wikimedia Commons 
Photo: AnRo0002, CC0, from Wikimedia Commons 
Photo: AnRo0002, CC0, from Wikimedia Commons 
Photo: zebedeugalinha, CC BY 4.0, from iNaturalist 
Photo: AnRo0002, CC0, from Wikimedia Commons 
Photo: Jennifer Harris, CC BY 4.0, from iNaturalist 
Photo: Didier Descouens, CC BY-SA 4.0, from Wikimedia Commons
More in Juncus
- 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
- Mosquito rushJuncus squarrosusJuncaceae
- 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.