Fig. 3From: Finite Element Modeling of the Cyclic Wetting Mechanism in the Active Part of Wheat Awnsa Schematic drawing of one single cylindrical cell of the active part containing several layers of oriented fibrils, with axial (A), circumferential or tangential (T) and radial (R) directions. b Radial section of the cell showing the different rings. c Each ring is composed of two sublayers with axially and tangentially oriented cellulose fibrils, respectivelyBack to article page