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The Western Australian Herbarium’s collections management system, WAHerb, and DBCA’s taxonomic names application, WACensus, have been set to read-only mode since 1 October 2025. Recent taxonomic changes are not reflected in Florabase, herbarium collections, or in the census. We are hoping to be able to reinstate services around December 15; we will provide an update at that time.

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Ptilotus holosericeus (Moq.) F.Muell.

Reference
Fragm. (Mueller) 6:229 (1868)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Prostrate to decumbent perennial, herb, to 0.1 m high. Fl. white-green, Sep to Nov. Clay to sandy clays. Open woodland.

Amanda Spooner, Descriptive Catalogue, 6 October 2003
Image

Scientific Description

Perennial herbs, stems several, more or less prostrate, glabrescent, with nodose hairs. Leaves present, 8-70 mm long, 3-22 mm wide, glabrescent or glabrous, with nodose hairs; basal rosette present; cauline leaves alternate. Spikes green, white or pink, ovoid or cylindrical, solitary or clustered, with densely arranged flowers. Bracts 4.7-7.4 mm long, colourless, hairy, awned or mucronate, with a prominent midrib. Bracteoles 5.5-6 mm long, colourless, hairy, not awned or mucronate, with a prominent midrib. Outer tepals 6.2-8.2 mm long, not entire. Inner tepals 5.2-7.7 mm long, with a basal tuft of hairs on inner face. Style 1.4-2.2 mm long, curved or straight, obliquely fixed to ovary. Distribution: South West and Eremaean Botanical Region; IBRA regions: Coolgardie, Murchison, Nullarbor, Yalgoo.

R. Davis, 30 April 2019

Distribution

IBRA Regions
Avon Wheatbelt, Coolgardie, Esperance Plains, Hampton, Mallee, Murchison, Nullarbor, Yalgoo.
IBRA Subregions
Eastern Goldfield, Eastern Mallee, Eastern Murchison, Fitzgerald, Hampton, Katanning, Mardabilla, Merredin, Nullarbor Plain, Southern Cross, Tallering, Western Mallee.
Local Government Areas (LGAs)
Beverley, Bruce Rock, Coolgardie, Dalwallinu, Dowerin, Dundas, Esperance, Goomalling, Kalgoorlie-Boulder, Kellerberrin, Kondinin, Koorda, Lake Grace, Menzies, Merredin, Moora, Morawa, Mount Marshall, Mukinbudin, Narembeen, Nungarin, Perenjori, Ravensthorpe, Trayning, Westonia, Wongan-Ballidu, Wyalkatchem, Yalgoo, Yilgarn, York.