Stipa dregeana Steud.

Tufted perennial, 0.8-1.2 m high; rhizomes short, knotty. Leaf blade up to 60 x 12 mm, flat; ligule an unfringed membrane. Inflorescence an open or contracted panicle, spikelets in upper half only or from near base. Spikelets 5-7 mm long (excluding awn); glumes equal, as long as to slightly longer than lemma. Floret 1; lemma smooth, becoming indurated, rounded on back, margins slightly overlapping or open; awn up to 20 mm long, straight or bent, column weakly twisted or not, shortly pilose to scabrid; callus short, obtuse; palea nerves conspicuous, hairy between nerves; acute, slightly shorter to as long as lemma; anther 3.2-4.0 mm long, not penicillate. Flowering time Aug.-May, most commonly in summer.