Petrophile megalostegia F.Muell.
Fragm. 10:61 (1876)

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

Brief Description
Grazyna Paczkowska, Tuesday 22 August 1995

Erect shrub, 0.3-1 m high. Fl. yellow-cream, Aug to Oct. Grey or white sand over laterite, deep sand, clay loam.


Beard’s Provinces: South-West Province.

IBRA Regions: Avon Wheatbelt, Geraldton Sandplains, Swan Coastal Plain.

IBRA Subregions: Avon Wheatbelt P1, Dandaragan Plateau, Geraldton Hills, Lesueur Sandplain.

Local Government Areas (LGAs): Carnamah, Chapman Valley, Coorow, Dandaragan, Greater Geraldton, Irwin, Mingenew, Perenjori, Three Springs.

Scientific Description
Chris Hollister, Nicholas Lander and Kevin Thiele, Thursday 7 February 2019

Shrubs, 0.5-1 m high; branchlets glabrous. Leaves alternate, 25-85 mm mm long, 1-2 mm mm wide, glabrous; lamina terete or flat, clearly widest above the middle, entire, straight or curved, smooth, apex pungent, 1.5-2 mm long. Inflorescences not viscid, yellow. Perianth 28-30 mm long, hairy, the limb apex hairy all over; pistil 25-30 mm long; pollen presenter not fusiform, hairy, 5.5-6 mm long, the brush 2-3.5 mm long. Cone with persistent scales, 13-15 mm long. Flowers in August, September or October. Occurs in the South-west (SW) Botanical Province(s), in the Geraldton Sandplains (GS), Swan Coastal Plain (SWA) or Avon Wheatbelt (AW) IBRA subregion(s).