What's the name of the tiny peach?

There is a very small peach called nectarine.

Nectarine, also known as peach barge plum. Nectarine is a variety of common peach, a small deciduous tree with fruit as fruit. Nectarine originated in China and distributed in Asia and North America. There is a wild nectarine in the northwest of China, which is a small deciduous tree with narrow oval to lanceolate leaves, which are15cm long and 4cm wide. Flowers are solitary, from light to dark pink or red, sometimes white, with short stems and a diameter of 4 cm. They bloom in early spring and are almost spherical drupes. Their meat is edible, orange-yellow, reddish and 7.5 cm in diameter.

The production of nectarine in China started late, and most of the early varieties were imported from Europe and America, with a sour taste. Because it does not conform to the consumption habits of orientals, it has limited impact on production, and it also leaves the impression of nectarine acid. But nectarine has high nutritional value, rich in vitamins and high edible value.