Fruit especially a botanical fruit; a "nut" is any hard, oily, and shelled plant product; and a "vegetable" is any savory or less sweet plant product. However, in botany, a "fruit" is the ripened ovary or carpel that contains seeds, a "nut" is a type of fruit and not a seed, and a "seed" is a ripened ovule. Examples of culinary "vegetables" and nuts that are botanically fruit include corn, cucurbits (e.g., cucumber, pumpkin, and squash), eggplant, legumes (beans, peanuts, and peas), sweet pepper, and tomato. In addition, some spices, such as allspice and chili pepper, are fruits, botanically speaking. In
Berry (botany) Some sources have attempted to quantify the difference, e.g. requiring the endocarp to be less than 2 mm thick in a berry. Examples of botanical berries include: "True berries", or "baccae", may also be required to have a thin outer skin, not self-supporting when removed from the berry. This distinguishes, for example, a "Vaccinium" or "Solanum" berry from an "Adansonia" (baobab) amphisarca, which has a dry, more rigid and self-supporting skin. The fruit of citrus, such as the orange, kumquat and lemon, is a berry with a thick rind and a very juicy interior divided into segments by septa, that