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

Stachys chamissonis Benth.
Hedge-nettle (coastal hedgenettle; Cooley’s hedge-nettle; Cooley's hedge-nettle; Lamb's-ear)
Lamiaceae (Mint family)

Introduction to Vascular Plants

General:
Perennial herb from rhizome; stems erect, 70-150 cm tall, mostly unbranched, 4-angled, bristly-hairy on the angles.

Leaves:
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.

Flowers:
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.

Fruits:
Nutlets, 4 clustered together.

Source: The Illustrated Flora of British Columbia

Ecological Framework for Stachys chamissonis

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
Site Information	Avg	Min	Max
Elevation (metres)	46	44	49
Slope Gradient (%)	0	0	0
Aspect (degrees) [0 - N; 90 - E; 180 - S; 270 - W]	0
Soil Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric]	5	5	5
Modal Nutrient Regime Class	D
# of field plots species was recorded in:	2
Modal BEC Zone Class	CWH
All BEC Zones (# of stations/zone) species was recorded in	CWH(2)
Source: Klinkenberg 2013

Origin Status	Provincial Status	BC List (Red Blue List)	COSEWIC
Native	S5	Yellow	Not Listed

BC Ministry of Environment: BC Species and Ecosystems Explorer.

KEY TO STACHYS

1. Plants annuals......................................................................S. arvensis

1. Plants perennials.

2. Plants densely covered with soft, white hairs...........................S. byzantina

2. Plants not white-hairy.

3. Leaves unstalked, at least those of upper half of stem.............. S. palustris

3. Leaves all stalked.

4. Plants 70-150 cm tall; corollas deep red-purple; tubes 15-23 mm long.......................S. chamissonis

4. Plants 30-80 cm tall; corollas pale pink to pink-purple, tubes 8-13 mm long....................S. mexicana

Source: Illustrated Flora of British Columbia

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