Hakea ceratophylla (Sm.) R.Br. Horned Leaf 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, lignotuberous shrub, (0.3-)0.5-2 m high. Fl. brown-red, Sep to Dec. Grey/brown or black sand, loam, gravel. Seasonally wet flats, granite outcrops.


Beard’s Provinces: South-West Province.

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

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

IMCRA Regions: WA South Coast.

Local Government Areas (LGAs): Albany, Armadale, Augusta Margaret River, Broomehill-Tambellup, Busselton, Canning, Collie, Cranbrook, Dardanup, Denmark, Donnybrook-Balingup, Gnowangerup, Gosnells, Kalamunda, Manjimup, Murray, Nannup, Plantagenet, Serpentine-Jarrahdale, Wandering, Waroona, West Arthur.

Scientific Description
C. Hollister, N.S. Lander and K.R. Thiele, Tuesday 22 September 2020

Shrubs, 0.5-2 m high; branchlets glabrous or hairy. Leaves alternate, 45-180 mm mm long, 2-18 mm mm wide, glabrous; lamina terete or flat, clearly widest above the middle, once divided, pinnately divided or tripartitely divided, entire, shallowly divided or divided to the midrib. Inflorescences axillary, brown; pedicels 4-5 mm long. Perianth 4.5-7 mm long, hairy; ovary glabrous; pistil 7-9 mm long, pollen presenter oblique, style glabrous. Follicles 20-35 mm long, 12-17 mm wide, corky tetrahedral projections (on external surfaces of fruit) absent; seed 12-20 mm long (including wing), 9-11 mm wide, the wing discontinuous, marginal, extending down one lateral side only. Flowers in September, October, November or December. Occurs in the South-west (SW) Botanical Province(s), in the Swan Coastal Plain (SWA), Jarrah Forest (JF), Warren (WAR) or Esperance Plains (ESP) IBRA subregion(s).