• Skip to main content

Central QLD Coast Landcare Network

  • Local Plants Database
  • Local Wildlife Database

SEARCH PLANT AND ANIMAL DATABASES

Common rush

Juncus usitatus, Fam. Juncaceae


Shortly rhizomatous perennial, densely tufted rush.

Weed Category:
Weed: No
Form or habit: Sedges, Rushes and allies
Family: Juncaceae
Leaf:
Culms terete, 40-110cm long, 0.5-1.9 (rarely to 2.3) mm in diameter, soft, green, 20 to 40 culm striations, pith interrupted or occasionally continuous. Cataphylls 6-18cm long, abaxially golden brown to red brown at base, adaxially silvery to golden brown.
Flower conspicuous: Conspicuous
Flower colour:

Brown

Flower description: Inflorescence pseudolateral, diffuse, 2-7cm long. Numerous, solitary flowers, lowest involucral bract 10-28cm long, longer than inflorescence. Tepals straw brown, sometimes with broad hyaline margins, outer tepals 1.3-2 (rarely to 2.2) mm long, longer than or equalling inner tepals.
Fruit conspicuous: Conspicuous
Fruit colour:

Brown

Fruit:
Fruit description: Capsule longer than outer tepals, ellipsoid, obtuse, not or scarcely apiculate, golden brown.
Habitat: Wetland.
Distribution Queensland, New South Wales, Australian Capital Territory, Victoria.
Food source for:
Toxicity: No toxicity known
Origin: Australia.
Notes: Wetland indicator species.
Information sources: Department of Environment, Land and Water (2022) Species profile - Juncus usitatus., PlantNET (2022) Juncus usitatus L.A.S.Johnson. FloraOnline.

Website by Kapow Interactive