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Service Notice

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.

The notice period started at 9:00 am on Wednesday, 1 October 2025 +08:00 and will end at 12:00 pm on Monday, 15 December 2025 +08:00.

Synaphea petiolaris subsp. simplex A.S.George

Reference
Fl.Australia 16:493 (1995)
Conservation Code
Priority Three
Naturalised Status
Native to Western Australia
Name Status
Current

Tufted shrub, 0.1-0.6 m high. Fl. yellow, Sep to Oct. Sandy soils. Flats, winter-wet areas.

Grazyna Paczkowska, Descriptive Catalogue, 11 July 1996
Image

Scientific Description

Shrubs; branchlets glabrous. Leaves alternate, 95-305 mm long, 8-15 mm wide, glabrous; petiole glabrous; lamina flat, clearly widest above the middle, entire. Inflorescences yellow; scape 180-440 mm long; floral bracts 1.5-2.5 mm long. Perianth 4.9-5.6 mm long, glabrous; adaxial tepal 4.9-5.6 mm long; abaxial tepal 3-3.8 mm long; ovary hairy, style glabrous; style including stigmatic disc 3-3.3 mm long, horned; stigma 1.3-1.4 mm long, 1-1.2 mm wide. Follicles 7.5-8.6 mm long. Flowers in September or October. Occurs in the South-west (SW) Botanical Province(s), in the Swan Coastal Plain (SWA) or Jarrah Forest (JF) IBRA subregion(s). : Conservation code Priority Three (P3).

C. Hollister and K.R. Thiele, 19 January 2024

Distribution

IBRA Regions
Jarrah Forest, Swan Coastal Plain.
IBRA Subregions
Perth, Southern Jarrah Forest.
Local Government Areas (LGAs)
Augusta Margaret River, Busselton, Capel, Collie, Nannup.