Table 1.

The axial and indentation moduli for parenchyma and fibre cell walls.

type of cell	axial modulus ${\mathbb{C}}_{11}$ ($\mathrm{GPa}$)	indentation modulus $M_r$ ($\mathrm{GPa}$)
fibre	15–29	8–31
parenchyma	3–7	2–6