Culmus, huius culmi, qui & Colmus, m. g. Virg.Reede, or the straw of corne from the roote to the eare.Cerealis culmus.Virg. Culmi messis crepitantes. Sil. Fragilis culmus.Virg. Geniculatus. Cic.The stemme of corne hauing knottes.Leuis.Virg. Pallentes culmi. Stat.Surgentes culmi in segetem. Lucan.
Lewis and Short: Latin dictionary
culmus, i, m. [kindr. with culmen], a stalk, stem, esp. of grain, straw, Varr. R. R. 1, 48, 3 (Cod. Vindob. culmen); Cic. Sen. 15, 51; Verg. G. 1, 111; 1, 317 al.—Of other plants: milii, panici, Plin. 18, 7, 10, 52: holci, id. 27, 10, 63, 90: lilii, Stat. S. 3, 3, 128.