Perennial from a smooth, shiny, often reddish rhizome.
30-150 cm tall, 2-10 mm thick, their central cavity more than 4/5 the stem diameter, simple or with a few whorled branches, the sheaths with 12-30 narrow, dark pointed teeth.
1-2 cm long, rounded on the top.
A hybrid with E. arvense (E. x litorale Kuehl ex Rupr.) is frequent in places where both species occur.
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 over the Summer
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
|BAFA(1), BG(5), BWBS(42), CDF(1), CWH(26), ESSF(47), ICH(111), IDF(67), MH(2), MS(47), PP(5), SBPS(39), SBS(167)|
Source: Klinkenberg 2013
Synonyms and Alternate Names:
Equisetum fluviatile var. limosum (L.) Gilbert
Equisetum limosum L.