1. Berry is a kind of soft and juicy fleshy fruit, which is developed from ovary or other flower organs. There are many kinds of berry fruit trees, including grapes, kiwis, raspberries, gooseberries, blueberries, mulberries, figs, pomegranates, carambolas, pistachios, papaya, guava, peach blossoms, blueberries, passionfruit and so on.
2, melons and fruits: melons and fruits. It also refers to fruits. When the pericarp matures, it forms a hard shell and the endocarp is pulpy, such as watermelon and cantaloupe.
3. Citrus: a genus of Rutaceae. Usually called citrus. The main feature is that berries have a special structure, so they are also called citrus fruits. The oil spots on the exocarp are also called oil cells. The innermost layer of mesocarp is a white reticular structure, which is called orange white or orange reticular structure. Endocarp is composed of several mature carpels, which is called ladle sac. Such as: Yichang orange, lemon, citron, grapefruit, sweet orange, lemon, lemon.
4. Nut: a classification of closed fruit with hard skin and seeds 1 or above. Such as chestnut, almond and other fruits.
5. Drupe: it is a fruit formed by a single carpel pistil and an upper ovary, and it is also formed by a syncarpal pistil or a lower ovary. Its exocarp is thin, mesocarp is fleshy, and endocarp is hard and woody, forming a hard stone, and each stone contains 1 seed, such as peach, apricot and walnut.
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