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Ptilotus decalvatus Benl

Nuytsia 2:349-353 (1979)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status

Erect annual, herb, to 0.5 m high. Fl. purple-red, May to Jul. Sandy soils, alluvium, sandstone. In gullies.

Grazyna Paczkowska, Descriptive Catalogue, 7 May 1996

Scientific Description

Annuals, stems single, more or less prostrate or more or less erect, glabrescent or glabrous, with nodose hairs. Leaves present, 8-40 mm long, 0.8-2 mm wide, glabrescent or glabrous, with nodose hairs; basal rosette absent; cauline leaves alternate. Spikes magenta, ovoid or cylindrical, clustered, with densely arranged flowers. Bracts 1.2-1.5 mm long, colourless, glabrous or hairy, awned or mucronate, with an obscure or a prominent midrib. Bracteoles 0.9-1.2 mm long, colourless, glabrous, awned or mucronate or not awned or mucronate, with an obscure midrib. Outer tepals 3.2-4 mm long, entire. Inner tepals 3.4-4.2 mm long, glabrous within. Style 1-1.2(-1.3) mm long, straight, centrally fixed to ovary. Seeds (1.1-)1.2-1.3 mm long, glossy, brown. Distribution: Northern Botanical Region; IBRA regions: Northern Kimberley.

R. Davis, 30 April 2019


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