Lamarckia aurea

Culms to 20 cm high. Leaf-blades smooth, to 10 cm long and 6 mm wide; ligules 5–15 mm long, long-tapered, soon shredding. Panicle to 6 cm long, 2.5 cm wide, yellowish at maturity; sterile spikelets 5–10 mm long, the 4–10 empty lemmas obovate, c. 1.5 mm long, membranous, toothed at apex; fertile spikelets 2-flowered (but the smaller, upper floret sterile), c. 3–4 mm long (excluding awns), lemma lanceolate, c. 2.5 mm long, minutely pubescent toward apex, awn straight, 4–7 mm long, inserted just below lemma apex; palea subequal to lemma; glumes of both sterile and fertile spikelets similar, acuminate, 3–4 mm long, subequal. Flowers Aug.–Nov.