Tragus heptaneuron Clayton

Loosely tufted annual; culms 12–30 cm. high, erect or ascending.. Leaf-blades 1–5 cm. long, 1.5–4 mm. wide.. Inflorescence 3–9 cm. long, cylindrical, often loosely so; clusters straight or slightly gaping at the tip, comprising 2 subequal spikelets, these arising at ± the same level without rhachis internode or prolongation.. Spikelets 3–3.5 mm. long; upper glume 7-nerved, the prickles terete in their lower half and hooked at the tip.