Grevillea dielsiana C.A.Gardner
Diels Grevillea

J.Roy.Soc.Western Australia 27:169 (1942)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status

Spreading, non-lignotuberous shrub, (0.3-)0.6-2(-2.5) m high. Fl. red/red-orange/yellow-orange/pink, Apr to Oct. Yellow sand. Sandplains.

Grazyna Paczkowska, Descriptive Catalogue, 8 August 1995

Scientific Description

Shrubs, 1.5-2 m high; branchlets glabrous or hairy, with a glaucous bloom. Leaves alternate, 30-80 mm long, hairy, on the abaxial surface, the hairs straight; lamina flat, twice or more divided, tripartitely divided, divided to the midrib; lobes 8-20 mm long, 1 mm wide, the margins revolute, enclosing the lower surface of the leaf blade, forming a groove either side of the midvein. Inflorescences terminal, yellow, orange or red; pedicels 4-7 mm long. Perianth 7-10 mm long; tepals all free after flower opens, glabrous; ovary glabrous, stipitate, the stipe 2-3 mm long; pistil 25-35 mm long, red, pollen presenter lateral, style glabrous. Follicles glabrous, not viscid, dehiscent, 10-14 mm long. Flowers in August or September. Occurs in the Eremaean (ER) or South-west (SW) Botanical Province(s), in the Yalgoo (YAL), Geraldton Sandplains (GS) or Avon Wheatbelt (AW) IBRA subregion(s).

C. Hollister, N.S. Lander and K.R. Thiele, 21 November 2020


IBRA Regions
Avon Wheatbelt, Geraldton Sandplains, Yalgoo.
IBRA Subregions
Edel, Geraldton Hills, Lesueur Sandplain, Merredin.
Local Government Areas (LGAs)
Chapman Valley, Greater Geraldton, Irwin, Mingenew, Morawa, Northampton, Perenjori, Shark Bay, Three Springs.