Ptilotus trichocephalus Benl
Mitt.Bot.Staatssamml.München 29:498-500 (1990)

Conservation Code: Priority Four
Naturalised Status: Native to Western Australia
Name Status: Current

Brief Description
Amanda Spooner, Tuesday 31 August 1999

Prostrate, spreading perennial, herb. Fl. white, Sep. Sandy soils. Colluvial plains.


Beard’s Provinces: Eremaean Province.

IBRA Regions: Gascoyne, Pilbara.

IBRA Subregions: Ashburton, Augustus, Hamersley.

Local Government Areas (LGAs): Ashburton, Meekatharra, Upper Gascoyne.

Scientific Description
R. Davis, Thursday 21 March 2019

Annuals, stems several, more or less prostrate, glabrescent, with verticillate hairs. Leaves present, 5-60 mm long, 2-27 mm wide, glabrescent, with verticillate hairs; basal rosette present; cauline leaves alternate. Spikes green, ovoid, cylindrical or hemispherical, solitary or clustered, with densely arranged flowers. Bracts 8-11 mm long, coloured, hairy, not awned or mucronate, with an obscure midrib. Bracteoles 13-19 mm long, colourless, hairy, awned or mucronate, with a prominent midrib. Outer tepals 44-62 mm long, entire. Inner tepals 22-42 mm long, glabrous within. Style 1.1 mm long, curved, obliquely fixed to ovary. Seeds 1.9-2.1 mm long, dull, brown. Distribution: Eremaean Botanical Region; IBRA regions: Gascoyne, Pilbara.