Annual herb from fibrous roots; stems erect or sprawling, 2-45 cm tall.
Located on the lower part of the stem, nearly circular in cross-section, lacking cross-walls.
Inflorescence terminal, open, commonly much branched, long, forming about 1/2 to 3/4 of the plant height, with many single flowers; perianth segments green, 2.5-6 mm long, pointed, about equal; stamens 6; anthers 0.5-1 mm long, shorter than the filaments; lower bract leaflike, nearly circular in cross-section, tapered, usually shorter than the inflorescence.
Capsules, cylindrical to nearly globe-shaped, pointed, shorter than the perianth segments; seeds barrel-like, about 0.4 mm long, lacking tail-like appendages.
Variable species with a large number of chromosomal races. Several taxa within this complex have been described and treated as distinct species or varieties.
If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.
Illustration Source: The Illustrated Flora of British Columbia
Present from Summer to Fall
Source: The USDA
||Value / Class
Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
of field plots
species was recorded in:
BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in
|BG(1), CDF(2), CWH(3), PP(1), SBPS(2), SBS(3)|
Source: Klinkenberg 2013
Synonyms and Alternate Names:
Juncus bufonius var. bufonius L.
Juncus bufonius var. halophilis