Triticum aestivum L.
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
Species Description - Annual or winter-annual, 5–12 dm, usually branched below; lvs flat, 2–10(–20) mm wide; spikes mostly 5–10 cm, glumes subequal, 6–10 mm; lemmas 7–12 mm, similar to the glumes, indurate but with scarious margins, the tip broadly lobed and mucronate, or with an awn to 7 cm; anthers 2.5 mm; 2n=42. Eurasian cultigen, often spontaneous in fields and along roadsides with us, probably never truly persistent, but repeatedly re-established.