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Grevillea trachytheca F.Muell.
Rough-fruit Grevillea

Reference
Fragm. (Mueller) 6:207 (1868)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Erect to spreading shrub, (0.4-)0.6-2 m high. Fl. white/cream-yellow, May to Jun or Aug to Oct. Yellow or orange-brown sand.

Grazyna Paczkowska, Descriptive Catalogue, 17 August 1995
Image

Scientific Description

Shrubs, 1-1.5 m high; branchlets hairy, not glaucous. Leaves alternate, 15-35 mm long, 1-2 mm wide, hairy, on the abaxial surface, the hairs straight; lamina flat, more or less the same width throughout, once divided, tripartitely divided, entire or divided to the midrib; lobes 15-35 mm long, 1-2 mm wide, the margins revolute, enclosing the lower surface of the leaf blade, forming a groove either side of the midvein. Inflorescences terminal, white or cream; pedicels 2.5-3.5 mm long. Perianth 2-3.5 mm long; tepals all free after flower opens, glabrous; ovary glabrous, stipitate, the stipe 0.2-0.5 mm long; pistil 5-6.5 mm long, white or cream, pollen presenter conical, style glabrous. Follicles glabrous, not viscid, dehiscent, 11-14 mm long. Flowers in May, June, July, August, September or October. Occurs in the Eremaean (ER) or South-west (SW) Botanical Province(s), in the Carnarvon (CAR) or Geraldton Sandplains (GS) IBRA subregion(s).

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

Distribution

IBRA Regions
Carnarvon, Geraldton Sandplains.
IBRA Subregions
Geraldton Hills, Wooramel.
IMCRA Regions
Central West Coast.
Local Government Areas (LGAs)
Northampton, Shark Bay.