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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 alexandri Benl

Reference
Nuytsia 1:344-347 (1974)
Conservation Code
Priority Two
Naturalised Status
Native to Western Australia
Name Status
Current

Erect annual, herb, 0.1-0.3 m high, leaves spathulate, 5-45 mm long, 2-12 mm wide, spike ovoid or cylindrical, pink, 13-30 mm long, 15-23 mm wide, 30-70 flowered; tepals 7-9 mm long, hairs verticillate, apex glabrous, attenuate; stamens 1, fertile, staminodes 4; Ovary glabrous; style falcate, 1.6-1.8mm long, eccentrically fixed to ovary. Fl. pink, Aug to Oct. Red-white sand. Dunes.

Amanda Spooner, Descriptive Catalogue, 12 May 2008

Scientific Description

Annuals, stems several, more or less erect, persistently hairy or glabrescent, with verticillate hairs. Leaves present, 5-45 mm long, 2-12 mm wide, glabrescent or glabrous, with verticillate hairs; basal rosette present; cauline leaves alternate. Spikes pink, ovoid or cylindrical, solitary, with densely arranged flowers. Bracts 4.8-5.3 mm long, coloured, hairy, not awned or mucronate, with an obscure midrib. Bracteoles 6-6.4 mm long, colourless, hairy, awned or mucronate, with a prominent midrib. Outer tepals 8.9-10 mm long, not entire. Inner tepals 8.6-9 mm long, with a basal tuft of hairs on inner face. Style 1.6 mm long, curved, obliquely fixed to ovary. Seeds 1-1.2 mm long, glossy, black. Distribution: Eremaean Botanical Region; IBRA regions: Carnarvon, Yalgoo.

R. Davis, 30 April 2019

Distribution

IBRA Regions
Carnarvon, Yalgoo.
IBRA Subregions
Edel, Wooramel.
IMCRA Regions
Shark Bay.
Local Government Areas (LGAs)
Carnarvon, Shark Bay.