Dampiera trigona de Vriese Angled-stem Dampiera
Lehm., Pl.Preiss. 1:401 (1845)

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

Brief Description
Grazyna Paczkowska, Thursday 7 March 1996

Slender perennial, herb, 0.05-0.5 m high. Fl. blue/white, Aug to Dec or Jan. Sandy & clayey soils. Winter-wet flats, roadsides.


Beard’s Provinces: South-West Province.

IBRA Regions: Jarrah Forest, Swan Coastal Plain, Warren.

IBRA Subregions: Northern Jarrah Forest, Perth, Southern Jarrah Forest, Warren.

IMCRA Regions: Leeuwin-Naturaliste.

Local Government Areas (LGAs): Albany, Armadale, Augusta Margaret River, Bridgetown-Greenbushes, Busselton, Canning, Capel, Collie, Cranbrook, Dardanup, Denmark, Harvey, Mandurah, Manjimup, Mundaring, Murray, Nannup, Plantagenet, Rockingham, Swan, Victoria Plains, Waroona.

Scientific Description
C. Hollister and K.R. Thiele, Tuesday 26 May 2020

Stems ribbed. Leaves flat, 20-30 mm long, 5-8 mm wide, Indumentum absent (leaves glabrous); margins entire or toothed. Bracteoles present, 2.5-4 mm long, hairy, with simple hairs. Pedicellate, Pedicel length the pedicels 4-15 mm long, glabrous. Calyx lobes absent, glabrous. Corolla blue, 11-14 mm long, auriculate, not spurred, hairy on the outside, with sparse, simple hairs, glabrous on the inside; central lobes 7-9 mm long, with wings; outer lobes 8-10 mm long, wing present on both sides and clearly unequal, 0.5-0.7 mm wide on the narrower side, 1.3-2.5 mm wide on the broader side. Anthers connate. Ovary inferior, not gibbose; style 3.5-4 mm long, glabrous; indusium single, glabrous; ovules one or two. Flowers in January, August, September, October, November and December. Occurs in the Swan Coastal Plain (SWA), Jarrah Forest (JF) and Warren (WAR) IBRA Region(s), of the South West (SW) Botanical Province.