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Hakea undulata R.Br.
Wavy-leaved Hakea

Reference
Trans.Linn.Soc.London 10:185 (1810)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Erect, often straggly, non-lignotuberous shrub, 1-2 m high. Fl. white, Jul to Oct. White or grey sand, clay, loam, gravel, laterite.

Grazyna Paczkowska, Descriptive Catalogue, 4 September 1995
Image

Scientific Description

Shrubs, 1-2 m high; branchlets glabrous or hairy. Leaves alternate, (40-)50-120 mm long, 15-60(-65) mm wide, glabrous; lamina flat, clearly widest above the middle, once divided, pinnately divided, shallowly divided. Inflorescences axillary, cream; pedicels 4-5 mm long. Perianth 4-5 mm long, glabrous; ovary glabrous; pistil 3-4 mm long, pollen presenter conical, style glabrous. Follicles 23-30 mm long, 10-15 mm wide, corky tetrahedral projections (on external surfaces of fruit) absent; seed 15-18 mm long (including wing), 6-7 mm wide, the wing discontinuous, marginal, extending down one lateral side only. Flowers in July, August, September or October. Occurs in the South-west (SW) Botanical Province(s), in the Geraldton Sandplains (GS), Swan Coastal Plain (SWA), Avon Wheatbelt (AW), Jarrah Forest (JF) or Esperance Plains (ESP) IBRA subregion(s).

C. Hollister and K.R. Thiele, 19 January 2024

Distribution

IBRA Regions
Avon Wheatbelt, Esperance Plains, Geraldton Sandplains, Jarrah Forest, Swan Coastal Plain.
IBRA Subregions
Fitzgerald, Katanning, Lesueur Sandplain, Northern Jarrah Forest, Perth, Southern Jarrah Forest.
IMCRA Regions
WA South Coast.
Local Government Areas (LGAs)
Albany, Armadale, Beverley, Boddington, Boyup Brook, Bridgetown-Greenbushes, Brookton, Chittering, Collie, Cranbrook, Cuballing, Dandaragan, Denmark, Gingin, Gnowangerup, Gosnells, Jerramungup, Kalamunda, Kojonup, Mundaring, Murray, Narrogin, Perth, Plantagenet, Serpentine-Jarrahdale, Swan, Toodyay, Victoria Plains, Wagin, Wandering, West Arthur, Williams, York.