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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.

Conostylis pusilla Endl.

Reference
Lehm., Pl.Preiss. [J.G.C.Lehmann] 2:20 (1846)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Rhizomatous, tufted perennial, grass-like or herb, 0.02-0.06 m high. Fl. yellow, Sep to Oct. Sandy loam, clay, sand.

Grazyna Paczkowska, Descriptive Catalogue, 20 June 1994
Image

Scientific Description

Leaves flat, 25-100 mm long, 0.5-1 mm wide; bristles or hairs on the leaf margin present, 10-32 mm long, simple, without any side branches, straight and rigid, angled towards the leaf apex; hairs on the surface of the leaf absent (leaf surfaces glabrous). Scape present, hairy, 35-110 mm long. Inflorescence subtended by a bract 8-10 mm long, with several flowers; floral bracts 4-5 mm long; pedicels present, 1-1.5 mm long; flowers 4.5-14 mm long. Perianth hairy, radially symmetrical, uniformly coloured, yellow, with six more or less equal tepals, the inner segments 5-5.5 mm long. Stamens six, in two levels alternating; filaments 1.5-2.5 mm long; anther 2-2.2 mm long, without an appendage. Style 5.5-7 mm long. Flowers in September or October. Occurs in the Avon Wheatbelt, Jarrah Forest, Mallee and Esperance IBRA bioregion(s), of the South-west Botanical Province.

C. Hollister and K.R. Thiele, 18 January 2020

Distribution

IBRA Regions
Avon Wheatbelt, Esperance Plains, Jarrah Forest, Mallee.
IBRA Subregions
Fitzgerald, Katanning, Merredin, Northern Jarrah Forest, Southern Jarrah Forest, Western Mallee.
Local Government Areas (LGAs)
Albany, Armadale, Beverley, Boddington, Boyup Brook, Bridgetown-Greenbushes, Brookton, Broomehill-Tambellup, Collie, Cranbrook, Cuballing, Denmark, Dumbleyung, Gnowangerup, Harvey, Jerramungup, Katanning, Kent, Kojonup, Manjimup, Murray, Narrogin, Northam, Plantagenet, Quairading, Serpentine-Jarrahdale, Toodyay, Wagin, Wandering, West Arthur, Williams, Woodanilling.