Skip to main content

Service Notice

The Western Australian Herbarium’s collections management system and census were set to read-only mode on 1 October 2025. Taxonomic updates published since this time are not being reflected in Florabase, herbarium collections, or Western Australia’s taxonomic names census (Nomos). Conservation listings displayed on Florabase may also be out of date. Please refer to DBCA’s Threatened species and communities webpage for the most recent Threatened and Priority Flora List, noting that recent taxonomic updates are similarly not included. Our database migration is moving to a staging phase. We thank you for your patience as we ensure the integrity of our biodiversity data, develop new workflows, and train staff to use the new systems. Please reach out to us if you have any questions or concerns.

The notice period started at 12:00 pm on Wednesday, 1 October 2025 +08:00 and will end at 12:00 pm on Friday, 1 January 2027 +08:00.

Ptilotus crispus Benl

Reference
Nuytsia 6:319-323,Figs.1,2 (1988)
Conservation Code
Priority One
Naturalised Status
Native to Western Australia
Name Status
Current

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.

Amanda Spooner, Descriptive Catalogue, 5 August 2008

Scientific Description

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.

R. Davis, 30 April 2019

Distribution

IBRA Regions
Northern Kimberley.
IBRA Subregions
Berkeley, Mitchell.
IMCRA Regions
Kimberley.
Local Government Areas (LGAs)
Wyndham-East Kimberley.