E-Flora BC: Electronic Atlas of the Flora of British Columbia

Juncus confusus Coville
Colorado rush
Juncaceae (Rush family)

Introduction to Vascular Plants
Once images have been obtained, photographs of this species will be displayed in this window.Click on the image to enter our photo gallery.
Currently no image is available for this taxon.
E-Flora BC Static Map
Distribution of Juncus confusus
Click here to view the full interactive map and legend
Details about map content are available here
Click on the map dots to view record details.

Species Information

Click on the image below to view an expanded illustration for this species.

Perennial, tufted herb from fibrous roots; stems to 1 mm wide, erect, 20-50 cm tall.
Located on the lower 1/3 of the stem, narrow (to 1 mm wide), flattened, lacking cross-walls; sheaths open, with short, 0.3-0.7 mm long, ear-shaped lobes.
Inflorescence terminal, congested, 3- to 25-flowered, 1-3 cm wide, the flowers each with 2 involucral bractlets; perianth segments tawny to blackish with brownish midribs, 3-4.5 mm long, lanceolate, pointed, the inner about the same length as the outer; stamens 6; anthers 0.3-0.6 mm long, shorter than the filaments; first bract usually much longer than the inflorescence.
Capsules, notched above, broadly cylindrical, rounded, shorter than the perianth segments, completely 3-celled; seeds lopsided elliptical to pear-shaped, about 0.4-0.6 mm long, lacking tail-like appendages.

Source: The Illustrated Flora of British Columbia

USDA Species Characteristics

Flower Colour:
Blooming Period:
Late Summer
Fruit/Seed characteristics:
Colour: Brown
Present over the Summer
Source:  The USDA

Habitat / Range

Moist meadows and forest openings in the steppe and montane zones; rare in S BC; E to SK and S to SD, NM, AZ and CA.

Source: The Illustrated Flora of British Columbia


The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Synonyms and Alternate Names

Juncus exilis Osterh.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References