Hakea prostrata R.Br. Harsh Hakea
Trans.Linn.Soc.London 10:184 (1810)

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

Brief Description
Amanda Spooner, Monday 23 June 2003

Erect to spreading or prostrate, non-lignotuberous shrub, 1-3 m high. Fl. white-cream, Jul to Oct. Sandy soils, often over laterite, loam, gravel. Hillslopes, granite outcrops, coastal dunes.


Beard’s Provinces: South-West Province.

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

IBRA Subregions: Avon Wheatbelt P1, Avon Wheatbelt P2, Dandaragan Plateau, Eastern Mallee, Fitzgerald, Geraldton Hills, Lesueur Sandplain, Northern Jarrah Forest, Perth, Recherche, Southern Jarrah Forest, Warren, Western Mallee.

IMCRA Regions: Central West Coast, Leeuwin-Naturaliste, WA South Coast.

Local Government Areas (LGAs): Albany, Armadale, Augusta-Margaret River, Beverley, Boddington, Boyup Brook, Bridgetown-Greenbushes, Brookton, Broomehill-Tambellup, Busselton, Cambridge, Capel, Carnamah, Chapman Valley, Chittering, Claremont, Cockburn, Coorow, Corrigin, Cranbrook, Cuballing, Dandaragan, Denmark, Donnybrook-Balingup, Dumbleyung, Esperance, Fremantle, Gingin, Gnowangerup, Harvey, Irwin, Jerramungup, Kalamunda, Katanning, Kent, Kojonup, Kulin, Lake Grace, Mandurah, Manjimup, Merredin, Mingenew, Mundaring, Murray, Narrogin, Nedlands, Northampton, Perth, Pingelly, Plantagenet, Quairading, Ravensthorpe, Rockingham, Serpentine-Jarrahdale, Swan, Three Springs, Toodyay, Victoria Plains, Wagin, Wandering, Wanneroo, Waroona, West Arthur, Westonia, Wickepin, Williams, Woodanilling, Wyalkatchem, York.

Scientific Description
Chris Hollister and Nicholas S. Lander, Tuesday 8 April 2008

Habit and leaf form. Shrubs, 1–3 m high. Leaves alternate, leaves (15–)20–70 mm long overall. Leaf blade (15–)20–70 mm long, 5–50 mm wide, undissected, elliptic or obovate, flat; margins prickly; indumentum absent.

Inflorescence and floral features. Inflorescence axillary, racemose. Flowers pedicellate, cream and red. Pedicel 6–10 mm long. Perianth (perigone) 7–9 mm long. Pistil 8.5–13 mm long. Pollen presenter oblique.

Fruit and seed features. Fruit 20–38 mm long, 10–16 mm wide; corky tetrahedral projections absent; red-brown and pale wood zones absent. Seed 18–20 mm long; wing discontinuous, marginal or apical, extending ± unequally down each lateral side or extending down one lateral side only.

Distribution. Western Australia. IBRA Bioregions SW: GS, SWA, AW, JF, WAR, MAL, and ESP.

Habitat. Amongst medium trees, or low trees (heathland); occurring on outcrops; in gravelly soil, or sand; occupying floodplains, coastal dunes, winter-wet flats and winter clay pans.; in gravel pits.

Flowering Time. July to October.

Etymology. Prostrata (L.): thrown to the ground, prostrate; referring to the form of some individuals of this species.

Descriptions were generated using DELTA format and DELTA software: Dallwitz (1980) and Dallwitz, Paine and Zurcher (1993 onwards, 1995 onwards, 1998)