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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.

Corchorus fascicularis Lam.
Grubweed

Reference
Encycl. 2:104-105 (1786)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Procumbent perennial, herb or shrub, ca 0.1 m high. Fl. yellow, Apr to May. Swamps, river banks, cracking clay plains.

Grazyna Paczkowska, Descriptive Catalogue, 17 September 1996

Scientific Description

Herb or shrub, with hairy stems. Leaves 9-25 mm long, 3-6 mm wide, not lobed; margins crenate or serrate; hairy, with stellate hairs; stipules present but early deciduous (only visible on youngest leaves), 1.5-2.5 mm long. Perianth clearly of two whorls (calyx and corolla), the corolla obvious and prominent. Pedicel present, 0.2-1 mm long. Calyx cream or white. Corolla 2 mm long. Flowering time April or May. Distribution Botanical Province Northern, IBRA Bioregion Victoria Bonaparte, Central Kimberley, Dampierland and Ord-Victorian-Plain.

C. Hollister and K.R. Thiele, 11 August 2023

Distribution

IBRA Regions
Dampierland, Ord Victoria Plain, Victoria Bonaparte.
IBRA Subregions
Fitzroy Trough, Keep, Pindanland, Purnululu.
Local Government Areas (LGAs)
Broome, Derby-West Kimberley, Halls Creek, Wyndham-East Kimberley.