Alternative names: Stipa blackii.
Native. Perennial. C3.
Family. Poaceae (Grass family).
Crested Spear-grass is uncommon, but may be locally abundant e.g. at Joyces Creek. It is a tall grass (a metre or more).
There is a cluster of hairs at the end of the lemma (at the base of the awn). The hairs are are 2-3mm long, and similar in thickness to those on the lower part of the lemma. The awn is twice-bent.
blackii: in honour of J.M. Black 1885-1951, author of Flora of South Australia.
1, 2: Flower clusters, showing a freshly opened spray and a mature spray. Joyces Creek. 3: Lemma. The hair tuft at the summit of the lemma is over 2mm long.