Summary[edit] Description: Triticum aestivum seed. Internet Archive Book Images. Image from page 517 of "Fundamentals of botany" (1916). Fig. 378.—^Lonitudinal section of a grain of wheat (Triticum vulgarc). p.s.c, pericarp and seed-coats (united); en, endosperm; al, aleurone layer; gl, glandular layer of the scutellum; sc, scutellum; sp, sheath of plumule (coleoptile); pi, plumule; r.cot., rudimentary cotyledon; ra, radicle; re, root-cap; r.s., root-sheath {coleorhiza). Date: 1916. Source: https://www.flickr.com/photos/internetarchivebookimages/20699238176/. Author: Gager, C. Stuart (Charles Stuart), 1872-1943.
Triticum aestivum L. subsp. aestivum, "Rouge du Roc", a local and natural variety of french wheat from Lot-et-Garonne departement, in may, Jardin des Plantes de Paris, France