Annual, grass-like or herb, 0.1-0.4 m high. Fl. green, Nov to Dec or Jan. Sand, brown loam.
Beard’s Provinces: South-West Province.
IBRA Regions: Esperance Plains, Jarrah Forest, Swan Coastal Plain, Warren.
IBRA Subregions: Fitzgerald, Northern Jarrah Forest, Perth, Southern Jarrah Forest, Warren.
IMCRA Regions: Leeuwin-Naturaliste, WA South Coast.
Local Government Areas (LGAs): Albany, Augusta-Margaret River, Busselton, Capel, Cranbrook, Dardanup, Denmark, Donnybrook-Balingup, Harvey, Kalamunda, Manjimup, Mundaring, Plantagenet, Rockingham.
Alternative Names. Hedgehog dogtail, annual dogtail, bristly dogtail grass.
General Biology. Growth form. Grass. Life form. Annual, caespitose. Reproduction. Seed. Dispersal. Mammals (on fur), water, mud, vehicle tyres, human shoes and clothing. Photosynthetic Pathway. C3. Seedbank persistence. Short, normally less than 1 year.
Notes. Produces prolific seed, although few survive into a second year. Awns on seeds aid long distance dispersal by animals. Herbicide resistance has been recorded in South America.
Additional information. Origin. Africa, temperate and tropical Asia, Mediterranean Europe. History of use/introduction. Seed contaminant. Similar exotic species. Cynosurus cristatus.
Suggested method of management and control. In small populations hand remove plants in early spring before seed set. Otherwise spot spray 50 g 2,2 DPA + wetter in 10 L of water. Read the manufacturers' labels and material safety data sheets before using herbicides. For further information consult the Australian Pesticides and Veterinary Medicines Authority to determine the status of permits for your situation or state.
Legend: Y = Yes, regularly, O = Occasionally, U = Uncertain, referred by others but not confirmed.
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Western Australian Herbarium (1998–). FloraBase—the Western Australian Flora. Department of Biodiversity, Conservation and Attractions. https://florabase.dpaw.wa.gov.au/