1. The smooth, Coriaceous skin consists of the lignified exocarp. Marta Eglaé Camargo Asinelli, Maria Conceição de Souza, Káthia Socorro Mathias Mourão 2011, 'Fruit ontogeny of Garcinia gardneriana …

2. Because of the location of grape juice constituents in the berry (water and acid are found primarily in the mesocarp or pulp, whereas tannins are found primarily in the exocarp, or skin, and seeds), pressed juice or wine tends to be lower in acidity with a higher pH than the free-run juice.