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

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  Email the photographer   (Photo ID #27993)

E-Flora BC Static Map
Distribution of Stachys chamissonis var. cooleyae
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Species Information

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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.

Source: The Illustrated Flora of British Columbia

Habitat / 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.

Source: The Illustrated Flora of British Columbia


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) 2 115 1100
Slope Gradient (%) 0 5 125
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
35 122 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
1 5 8
Modal Nutrient Regime
Number 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)


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 cool mesothermal.

Synonyms and Alternate Names

Stachys ciliata Epling
Stachys cooleyae A. Heller

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References