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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 Conservation listings displayed on Florabase may also be out of date.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.

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Ptilotus blackii Benl

Reference
Trans.Roy.Soc.South Australia 88:53-56 (1964)
Conservation Code
Priority Three
Naturalised Status
Native to Western Australia
Name Status
Current

Erect perennial, herb, 0.25-0.35 m high, leaves elliptical-spathulate, 5-25 mm long, 2-10 mm wide; spike pink, ovoid-hemispherical, 10-20 mm long, 12-20 mm wide; bracts 7.5-8.5 mm long; bracteoles 7-8 mm long 12-20 mm wide; tepals 11-15 mm long; 2 fertile stamens, 3 staminodes; ovary hairy; style curved, 3.5-4 mm long, eccentrically fixed to ovary. Fl. pink, May to Sep.

Amanda Spooner, Descriptive Catalogue, 23 June 2008
Image

Scientific Description

Perennial herbs, stems several, more or less erect, glabrescent or glabrous, with verticillate hairs. Leaves present, 5-25 mm long, 2-10 mm wide, glabrescent or glabrous, with verticillate hairs; basal rosette present; cauline leaves alternate. Spikes pink or magenta, ovoid or hemispherical, solitary or clustered, with densely arranged flowers. Bracts (7.5-)8-8.5 mm long, coloured, hairy, awned or mucronate, with an obscure midrib. Bracteoles 7-7.5(-8) mm long, coloured, hairy, not awned or mucronate, with a prominent midrib. Outer tepals 12-14(-14.5) mm long, not entire. Inner tepals 11.5-13.5(-14) mm long, glabrous within. Style (3.5-)3.7-3.9(-4) mm long, curved, obliquely fixed to ovary. Distribution: Eremaean Botanical Region; IBRA regions: Coolgardie, Great Victoria Desert, Murchison.

R. Davis, 30 April 2019

Distribution

IBRA Regions
Coolgardie, Great Victoria Desert.
IBRA Subregions
Central, Eastern Goldfield, Shield.
Local Government Areas (LGAs)
Kalgoorlie-Boulder, Laverton, Menzies.