Grevillea pterosperma F.Muell.
Trans.Philos.Soc.Victoria 1:22 (1854)

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

Brief Description
Grazyna Paczkowska, Tuesday 15 August 1995

Erect shrub, 1.5-4(-6) m high. Fl. white-cream, Jun to Dec or Jan (mainly Sep-Nov). Yellow or red sand. Sandplains.

Distribution

Beard’s Provinces: Eremaean Province, South-West Province.

IBRA Regions: Avon Wheatbelt, Central Ranges, Coolgardie, Geraldton Sandplains, Great Victoria Desert, Little Sandy Desert, Mallee, Murchison, Yalgoo.

IBRA Subregions: Avon Wheatbelt P1, Avon Wheatbelt P2, Central, Eastern Goldfield, Eastern Mallee, Eastern Murchison, Edel, Lesueur Sandplain, Mann-Musgrave Block, Shield, Southern Cross, Tallering, Trainor, Western Mallee.

Local Government Areas (LGAs): Bruce Rock, Coolgardie, Coorow, Corrigin, Dalwallinu, Dundas, East Pilbara, Esperance, Greater Geraldton, Kalgoorlie-Boulder, Kellerberrin, Kondinin, Lake Grace, Laverton, Leonora, Meekatharra, Menzies, Merredin, Moora, Mount Marshall, Narembeen, Ngaanyatjarraku, Northampton, Perenjori, Tammin, Trayning, Westonia, Wiluna, Wongan-Ballidu, Wyalkatchem, Yalgoo, Yilgarn.

Scientific Description
Chris Hollister, Nicholas Lander and Kevin Thiele, Wednesday 22 June 2016

Shrubs, 2-4 m high; branchlets hairy, not glaucous. Leaves alternate, 70-180 mm long, 0.5-2 mm wide, glabrous; lamina flat, once divided, pinnately divided, divided to the midrib; lobes 60-180 mm long, 1-2 mm wide, the margins revolute, exposing the lower surface of the leaf blade, forming a groove either side of the midvein. Inflorescences axillary or terminal, white or grey; pedicels 2-3 mm long. Perianth 4-6 mm long; tepals all free after flower opens, hairy, simple-hairy; ovary hairy, stipitate, the stipe 1.5-2.5 mm long; pistil 15-20 mm long, white or yellow, pollen presenter oblique, style glabrous. Follicles hairy or glandular hairy, not viscid, dehiscent, 15-20 mm long. Flowers in January, June, July, August, September, October, November or December. Occurs in the Eremaean (ER) or South-west (SW) Botanical Province(s), in the Little Sandy Desert (LSD), Central Ranges (CR), Yalgoo (YAL), Murchison (MUR), Great Victoria Desert (GVD), Coolgardie (COO), Geraldton Sandplains (GS), Avon Wheatbelt (AW) or Mallee (MAL) IBRA subregion(s).