Kumquat leaflets are ovate-elliptic or oblong-lanceolate, 4 to 8 cm long, 1.5 to 3.5 cm wide, with a blunt or short tip at the top and a wide wedge-shaped base; the petiole is 6 to 10 mm long. It is rare and long, and the wing leaves are narrow to obvious.

The flowers are single or in clusters of 2 to 3. The pedicel is sparsely longer than 6 mm; the calyx has 5 or 4 lobes; the petals are 6 to 8 mm long and have 15 to 25 stamens, slightly shorter than the petals and filaments. They are combined into several bundles to varying degrees, with some isolated ones in between. The ovary is spherical, with 4 to 6 cells, and the style is about the same length as the ovary.

The fruit is round and spherical, with a transverse diameter of 1.5~2.5 cm. The peel is orange-yellow to orange-red, 1.5~2 mm thick, sweet in taste, the oil cells are flat or slightly raised, and the pulp is sour or slightly sweet; seeds 2~ 5 grains, oval, pointed or blunt at the end, rounded base.

Extended information:

The functions of kumquats

1. Anti-cold effect: Regular consumption of kumquats can enhance the body's ability to resist colds and prevent colds.

2. Sobering effect: Kumquat tastes fresh and delicious and has the effect of sobering up.

3. Ornamental value: Kumquat fruits are golden, fragrant, and take a long time to bear fruit. They are excellent fruit flowers. It is suitable as a potted ornamental plant and bonsai. At the same time, it tastes sweet and sour and has many nutritional values. In the warm areas of the south, its fruit trees are also cultivated. Potted kumquats are evergreen all year round, with lush foliage and beautiful tree shape.

Blooms in summer, with jade-white flowers and long-lasting fragrance. In autumn and winter, the ripe fruits are either yellow or red and are dotted among the green leaves. They can be said to be golden pills with green leaves, supporting the sparse branches and growing evergreen, with extremely high ornamental value.

Reference source; People's Daily Online - Do you know the functions of kumquat?

Baidu Encyclopedia-Kumquat