Juncaceae
Knotted rush
Juncus nodosus
- Family
- Juncaceae
- Genus
- Juncus
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Common names
By language (2)
- Arabic
- أسل معقد
- English
- Knotted rush
Synonyms
- Juncus nodosus f. intermedius Kneuck.
- Juncus nodosus var. genuinus Engelm.
- Juncus nodosus var. meridianus F.J.Herm.
- Juncus nodosus var. proliferus Lunell
- Juncus nodosus var. vulgaris Torr.
- Juncus rostkovii E.Mey.
- Tristemon fulvus Raf.
Flowers
- In flower
- July (from 29 flowering iNaturalist observations worldwide)
- Flower colour
- green (USDA PLANTS Database)
Characteristics
- Growth habit
- Graminoid
- Lifespan
- Perennial
- In the US and Canada
- Alaska: native, Canada: native, Lower 48 states: native
Photos
FlowerPhoto: Dustin Snider, CC BY 4.0, from iNaturalist 
FlowerPhoto: Kallum McDonald, CC0, from iNaturalist 
Photo: Bruce Cook, CC0, from iNaturalist 
Photo: Eric Lamb, CC BY 4.0, from Wikimedia Commons 
Photo: stenarmer52, CC0, from iNaturalist 
Photo: Eric Lamb, CC BY 4.0, from Wikimedia Commons 
Photo: Eric Lamb, CC BY 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
- Mosquito rushJuncus squarrosusJuncaceae
- Roundfruit rushJuncus compressusJuncaceae
- European meadow rushJuncus inflexusJuncaceae
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.