Juncaceae

Moor rush

Juncus stygius L.

Family: Juncaceae
Genus: Juncus

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Moor rush (Juncus stygius) — FlowerPhoto: Norma Malinowski, CC BY 4.0, from iNaturalist

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Common names

By language (11)

arz: جونكوس ستيجيوس
Belarusian: Сітнік стыгійскі
English: Moor rush, Bog rush
Estonian: Rabaluga
Finnish: Rimpivihvilä
German: Moor-Binse
hsb: Łuhowa syćina
Latvian: Tumšais donis
Norwegian Bokmål: Nøkkesiv
Polish: Sit torfowy
Swedish: Dytåg

Synonyms

Scirpus stygius (L.) Ferber ex J.Fleisch.

Flowers

In flower: July to August (from 8 flowering iNaturalist observations worldwide)

Characteristics

Growth habit: Graminoid
Lifespan: Perennial
In the US and Canada: Alaska: native, Canada: native, Lower 48 states: native, St. Pierre and Miquelon: native

Photos

FlowerPhoto: Norma Malinowski, CC BY 4.0, from iNaturalist
FlowerPhoto: Dustin Snider, CC BY 4.0, from iNaturalist
FlowerPhoto: Allan Harris, CC0, from iNaturalist
FlowerPhoto: Dustin Snider, CC BY 4.0, from iNaturalist
Photo: lallen, CC0, from iNaturalist
Photo: Ilya Filippov, CC BY 4.0, from Wikimedia Commons
Photo: Ilya Filippov, CC BY 4.0, from iNaturalist
Photo: Ilya Filippov, CC BY 4.0, from Wikimedia Commons
Photo: Norma Malinowski, CC BY 4.0, from iNaturalist
Photo: Ilya Filippov, CC BY 4.0, from Wikimedia Commons
Photo: Norma Malinowski, CC BY 4.0, from iNaturalist
Photo: Ilya Filippov, CC BY 4.0, from Wikimedia Commons

More in Juncus

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.