Research Article

A FEM-Experimental Approach for the Development of a Conceptual Linear Actuator Based on Tendril’s Free Coiling

Figure 2

A modified picture from [17]. (a) Cross-sectional area of a Passiflora tendril; (b) magnification of the lateral wall of the tendril section. The G-cells can be distinguished from the remaining plant body through the thick delineation of their oval cell structure.
(a)
(b)