Aira praecox annual grass, 5-20 cm tall, stems tufted.
Leaves alternate, blades 0.5–5 cm long, less than 0.05 cm wide, twisted, edges rolled inward, rough-textured ; ligule membranous, 0.2–0.3 cm long (Clayton et al. 2002+).
Flower spikelets 2-flowered, yellowish, shiny, stalk shorter than spikelet, glumes about 0.3 cm long, membranous, persistent, lemmas slightly shorter than glumes, tips 2-toothed, both awned from below middle, awn 0.3-0.4 cm; inflorescence spike-like with short appressed branches; blooms and fruits May-June.
Wetland status: NL.
Frequency in NYC: Very infrequent.
Habitat: Dry, sandy, open soil.