Ptilotus crispus Benl
Nuytsia 6:319-323,Figs.1,2 (1988)

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

Brief Description
Amanda Spooner, Tuesday 5 August 2008

Prostrate, dioecious annual, herb, to 0.02 m high, leaves oblanceolate, elliptical, 2-25 mm long; 0.5-5 mm wide; spike white, ovoid-cylindrical, 3-25 mm long, 2-5 mm wide; bract 0.5-0.6 mm long; bracteole 1-1.1 mm long; tepal 1-1.5 mm long; 5 fertile stamens; ovary glabrous; style straight, 0.08-0.01 mm long, central fixed to ovary. Fl. white, May to Jun. Alluvial soils, yellow sand, sandstone. Rock outcrops, ridge summits, coastal dunes.


Beard’s Provinces: Northern Province.

IBRA Regions: Northern Kimberley.

IBRA Subregions: Mitchell.

IMCRA Regions: Kimberley.

Local Government Areas (LGAs): Wyndham-East Kimberley.

Scientific Description
R. Davis, Thursday 21 March 2019

Annuals, stems several, more or less prostrate, glabrescent or glabrous, with nodose hairs. Leaves present, 2-25 mm long, 0.5-5 mm wide, glabrescent, with nodose hairs; basal rosette absent; cauline leaves alternate. Spikes white, ovoid or cylindrical, clustered, with densely arranged flowers. Bracts 0.5-0.8 mm long, colourless, hairy, not awned or mucronate, with an obscure midrib. Bracteoles 0.9-1.2 mm long, colourless, hairy, not awned or mucronate, with an obscure midrib. Outer tepals 1-1.5 mm long, entire. Inner tepals 1-1.5 mm long, glabrous within. Style 0.08-0.1 mm long, straight, centrally fixed to ovary. Seeds 0.9-1.1 mm long, glossy, black or brown. Distribution: Northern Botanical Region; IBRA regions: Northern Kimberley.