Stachys arvensis (L.) L. Staggerweed
Sp.Pl. edn 2, 2:814 (1763)

Conservation Code: Not threatened
Naturalised Status: Alien to Western Australia
Name Status: Current

Brief Description
Amanda Spooner, Wednesday 15 August 2007

Ascending annual, herb, 0.06-0.3 m high. Fl. pink-purple, Apr to Oct. Roadverges, waste grounds.


Beard’s Provinces: South-West Province.

IBRA Regions: Avon Wheatbelt, Geraldton Sandplains, Jarrah Forest, Mallee, Swan Coastal Plain, Warren.

IBRA Subregions: Avon Wheatbelt P2, Lesueur Sandplain, Northern Jarrah Forest, Perth, Southern Jarrah Forest, Warren, Western Mallee.

IMCRA Regions: Leeuwin-Naturaliste.

Local Government Areas (LGAs): Armadale, Augusta-Margaret River, Belmont, Bridgetown-Greenbushes, Bunbury, Dandaragan, Dardanup, Denmark, Gosnells, Harvey, Kalamunda, Katanning, Lake Grace, Manjimup, Melville, Mundaring, Narrogin, Nedlands, Perth, Rockingham, Serpentine-Jarrahdale, South Perth, Stirling, Swan, Vincent, Wandering, Waroona, West Arthur, Williams.

Scientific Description
Chris Hollister and Kevin Thiele, Tuesday 29 August 2017

Shrubs. Stems, cross section more or less circular. Peltate scales absent. Leaves 8-70 mm long, 5-30 mm wide, opposite, entire, with simple hairs, not bullate, not viscid. Margins lobed. Bracteoles absent. Bracts present. 7-10. mm long Pedicel present, 0.5-1.2 mm long, with simple hairs, peltate scales hairs present. Calyx with five lobes, 2.3-4.5 mm long, not accrescent, sparsely hairy, with simple hairs, not bullate. Corolla red or pink, 7-8 mm long, Dots or stripes in throat absent, wih simple hairs, not viscid, with four stamens, style 5.8-7 mm long, filament 1.2-2.5 mm long, anthers 0.5-0.7 mm long. Appendage absent. Flowering time January, March, April, May, June, July, August, September, October or November. Distribution Botanical Province South-West, IBRA Bioregion Geraldton Sandplains, Swan Coastal Plain, Avon Wheatbelt, Jarrah Forest, Mallee or Warren.