Brizia maxima
GRAMINEAE
Blowfly grass. Big quaking grass. Shell grass. Shakey grass.
Tufted grasslike annual 0.2 to 0.6m high.
Native to Nth Africa, W Asia, Sth Europe, naturalised in most parts of southern Australia.
Introduced as a garden ornamental although this is rarely seen nowadays.
3 to 12 distinct green large pendulous seed heads, grey/green with reddish brown top 2cm in Spring & Summer. Seeds germinate in Autumn after rains & then die back in summer
Brizia can be known to impede the growth of native plants. Easily pulled out.