1、 Blade

The leaflets of melon chestnut are 5-11, which are oblong and then obovate oblong. The apex is acuminate, the base is wedge-shaped, there is no hair on the top, the back and petiole are hairy, and the leaflet in the middle is about 13-24 cm long. The width is about 4.5-8 cm, the lateral leaflets gradually become smaller, the back is raised, and there are fine reticular veins on the leaf surface

2、 Flower

The flower is solitary in the axil of the top of the branch, the pedicel is thick, the calyx is cup-shaped, the color of the petals is light yellow green, narrow lanceolate, then linear, the upper part is reversed, the anther is narrow linear, and the color of the style is dark red. The flowering period is from May to November

3、 Fruit

Melon chestnut is a capsule, nearly pear shaped, yellowish brown in color, woody, with thick pericarp, no hair on the outside and dense and long wool on the inside