Stachys chamissonis var. cooleyae Benth. (A. Heller) G. Mulligan & D. Munro
Cooley's hedge-nettle (coastal hedgenettle)
Lamiaceae (Mint family)

Introduction to Vascular Plants


© Jim Riley     (Photo ID #27993)


E-Flora BC Static Map

Distribution of Stachys chamissonis var. cooleyae
Click here to view the full interactive map and legend

Species Information

Perennial herb from rhizome; stems erect, 70-150 cm tall, mostly unbranched, 4-angled, bristly-hairy on the angles.
Opposite, wedge- to egg-shaped, 6-15 cm long, 2.5-8 cm wide, coarsely blunt-toothed, long-hairy; only somewhat reduced and shorter-stalked upward; stalks 1.5-4.5 cm long.
Inflorescence a series of clusters of several to many flowers, the lower subtended by slightly reduced leaves, the upper by bracts; corollas tubular, deep red-purple, the tube 15-25 mm long, 2-lipped, the upper lip erect, simple and somewhat hood-like, the lower lip 3-lobed, 8-14 mm long; calyces tubular, 8-11 (13) mm long, glandular-hairy, ring of hairs within near base of tube, teeth broadly lance-triangular, shorter than the tube, spine-tipped.
Nutlets, 4 clustered together.

SourceThe Illustrated Flora of British Columbia


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.


Ecological Framework for Stachys chamissonis var. cooleyae

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information
Value / Class




Elevation (metres)
115 2 1100
Slope Gradient (%)
5 0 125

Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]

122 35 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
5 1 8
Modal Nutrient Regime
# of field plots
 species was recorded in:
Modal BEC Zone Class

All BEC Zones (# of stations/zone) species was recorded in

BG(1), CDF(69), CWH(206), PP(2), SBS(4)

Habitat and Range

Wet to mesic swamps, waste places, roadsides, open woodlands and forest margins in the lowland and lower montane zone; common in SW BC west of the Coast-Cascade Mountains, rare on the Queen Charlotte Islands; S to OR.

SourceThe Illustrated Flora of British Columbia


Synonyms and Alternate Names:
Stachys ciliata Epling
Stachys cooleyae A. Heller