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Service Notice

The Western Australian Herbarium’s collections management system, WAHerb, and DBCA’s flora taxonomic names application, WACensus, have been set to read-only mode since 1 October 2025. Recent taxonomic changes are not currently being reflected in Florabase, herbarium collections, or the census. The project team is now conducting testing of the migrated data, and a further update will be provided by the end of the financial year (1 July). Please reach out to us if you have any questions or concerns.

The notice period started at 9:45 am on Friday, 12 December 2025 +08:00 and will end at 12:00 pm on Wednesday, 1 July 2026 +08:00.

Ptilotus conicus R.Br.

Reference
Prodr. 415 (1810)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Erect annual, herb, 0.1-0.7 m high, leaves narrowly linear, 4-75 mm long, 0.5-10 mm wide; spike purple-pink, orange tinge, cylindrical-orbicular, 7-30 mm long, 10-20 mm wide; bract 2.3-4.6 mm long; bracteole 2.8-5.3 mm long; tepals 4.8-8 mm long; 5 Fertile stamens; ovary glabrous; style straight-slightly sigmoid, 2.3-3.3 mm long, centrally fixed to ovary. Fl. pink-red-purple/yellow-orange-red, Jan to Jun. Laterite, sand, clay. Rocky sandstone outcrops, coastal areas, plateaus.

Amanda Spooner, Descriptive Catalogue, 5 August 2008

Scientific Description

Annuals, stems single or several, more or less erect, glabrous. Leaves present, 4-75 mm long, 0.5-10 mm wide, glabrous; basal rosette absent; cauline leaves alternate. Spikes pink, magenta or red, ovoid or cylindrical, solitary or clustered, with densely arranged flowers. Bracts (2.3-)2.5-4(-4.6) mm long, colourless, hairy, awned or mucronate, with a prominent midrib. Bracteoles (2.8-)3-4.5(-5.3) mm long, colourless, hairy, awned or mucronate, with a prominent midrib. Outer tepals (4.5-)5.5-7.5(-7.8) mm long, entire. Inner tepals (4.5-)5.5-7.5(-8) mm long, with a basal tuft of hairs on inner face. Style (2.3-)2.5-3.2(-3.3) mm long, curved or straight, centrally fixed to ovary. Seeds (1.3-)1.4-1.5(-1.7) mm long, glossy, black. Distribution: Northern Botanical Region; IBRA regions: Northern Kimberley, Ord Victoria Plains.

R. Davis, 30 April 2019

Distribution

IBRA Regions
Dampierland, Northern Kimberley.
IBRA Subregions
Berkeley, Fitzroy Trough, Mitchell.
IMCRA Regions
Kimberley.
Local Government Areas (LGAs)
Derby-West Kimberley, Wyndham-East Kimberley.