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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.

Vicia tetrasperma (L.) Schreb.

Reference
Spic.Fl.Lips. 26 (1771)
Conservation Code
Not threatened
Naturalised Status
Alien to Western Australia
Name Status
Current

Scrambling annual, herb, to 0.5 m high. Brown loam. Seasonally-wet sites, along river banks.

Amanda Spooner, Descriptive Catalogue, 12 April 2007

Scientific Description

Twining or climbing plants. Stems terete, not spiny, glabrous; pustules or glands absent. Leaves or phylloclades clearly present, compound, alternate, not continuous with stem, 20-30 mm long, glabrous, flat with flat margins; margins entire; tubercles absent, leaflets 8-12, pinnately arranged, terminal leaflet absent; pustules or glands absent. Stipules apparently absent even from the youngest leaves. Pedicel present, 3-3.5 mm long, hairy. Bracteoles absent. Calyx 3.5-4 mm long, not accrescent, glabrous, ribless; pustules or glands absent. Corolla uniformly coloured, mauve. Stamens ten. Fruit dehiscent (a pod or follicle), 10-15 mm long, stipitate or sessile or subsessile, not constricted between the seeds, flat or compressed, not beaked. Flowers in November. Occurs in the South-West Botanical Province, in the Swan Coastal Plain IBRA regions.

C. Hollister and K.R. Thiele, 17 April 2024

Distribution

IBRA Regions
Swan Coastal Plain.
IBRA Subregions
Perth.
Local Government Areas (LGAs)
Gosnells.