Pericarp

When, as in the cherry, the different layers of the pericarp are well-defined and largely developed, they received distinctive names ; the outer skin is the epicarp (epi, upon, carpon, a fruit), the middle fleshy part is the mesocarp (mesos, middle) ; and the innermost hard shell is the endocarp (endos, within) ; in other words the pericarp is made up of epicarp, mesocarp, and endocarp. […] In all normal fruits these three layers of the pericarp are present […].

Source: wiktionary

The pericarp of sorghums of the factorial titution BBSSrr, BBSsrr, BbsSrr, and BbSsrr may possess some t degree of coloration even though the pericarp color factor R is nt.

Source: wiktionary

Many fruits show differentiation of the pericarp into layers – the plum, for example, has a thin outer pericarp forming the skin, a succulent middle pericarp forming the flesh and a stony inner pericarp surrounding the single seed.

Source: wiktionary

One important difference is the pericarp of sorghum is more bran-like and contains starch granules in the cells. However, as with maize, the sorghum pericarp is often referred to as a “hull” and is generally removed during processing.

Source: wiktionary