Hakea incrassata R.Br. Marble Hakea
Prodr. Suppl. 29 (1830)

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

Brief Description
Amanda Spooner, Monday 23 June 2003

Spreading, lignotuberous shrub, 0.35-1.5 m high. Fl. white-cream/pink, Jun to Nov. Grey or yellow sand, often over laterite, gravel or granitic soils.

Distribution

Beard’s Provinces: South-West Province.

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

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

IMCRA Regions: Central West Coast.

Local Government Areas (LGAs): Armadale, Beverley, Boddington, Boyup Brook, Bruce Rock, Canning, Carnamah, Chittering, Coorow, Corrigin, Cuballing, Dalwallinu, Dandaragan, Dowerin, Dumbleyung, Esperance, Gingin, Goomalling, Gosnells, Greater Geraldton, Irwin, Kalamunda, Kellerberrin, Kent, Kojonup, Kondinin, Kulin, Lake Grace, Manjimup, Mingenew, Moora, Mundaring, Narembeen, Narrogin, Northam, Northampton, Perth, Pingelly, Quairading, Ravensthorpe, Serpentine-Jarrahdale, Swan, Tammin, Three Springs, Toodyay, Victoria Plains, Wagin, Wandering, West Arthur, Wickepin, Williams, Wongan-Ballidu, Woodanilling, Wyalkatchem, York.

Scientific Description
Chris Hollister, Nicholas Lander and Kevin Thiele, Friday 20 July 2018

Shrubs, 0.5-1.2 m high; branchlets hairy. Leaves alternate, 20-85 mm mm long, (3-)4-11 mm mm wide, glabrous; lamina flat, widest around the middle, entire. Inflorescences axillary, pink; pedicels 4-6 mm long. Perianth 2-3 mm long, hairy; ovary glabrous; pistil 2-3 mm long, pollen presenter oblique, style glabrous. Follicles 17-33 mm long, 15-32 mm wide, corky tetrahedral projections (on external surfaces of fruit) absent; seed 12-20 mm long (including wing), 7-8 mm wide, the wing continuous. Flowers in June, July, August, September, October or November. Occurs in the South-west (SW) Botanical Province(s), in the Geraldton Sandplains (GS), Swan Coastal Plain (SWA), Avon Wheatbelt (AW), Jarrah Forest (JF), Mallee (MAL) or Esperance Plains (ESP) IBRA subregion(s).