Dourado, F., A. Barros, M. Mota, M.A. Coimbra, F.M. Gama, 2004. Anatomy and cell wall poly-saccharides of almond (Prunus dulcis D.A. Webb) seeds. J Agric Food Chem.52:1364-1370.
Portuguese almond seed anatomy was analyzed by various staining techniques and light microscopy. The almonds seed coat is thin and structurally complex, with lignified celluosic tissue. The almond kernel cell walls are rich in arabinose (45%) glucose (23%) uronic acids (12%) and xylose (12%).