Native to the Mediterranean region. Perennial. C3.
Family. Poaceae (Grass family).
It is a tall grass with an open flower cluster, often growing in weedy gardens.
The sparse flower cluster, the tall size and the thin lemma with a deciduous awn make this a distinctive grass.
It is an environmental weed.
pipto: to fall; anther: an awn, referring to the deciduous awn; milliaceus: millet-like.
Photos 1: The awns readily fall off. Castlemaine. 2: The spikelets have sharp-pointed glumes. 3: Freshly opened flower spray.