1、 Leaves

The leaves of naked capsule grow alternately with single leaves, in the shape of heart, broad egg or kidney. They are 3-5cm long and 3-5cm wide. The upper leaves gradually become smaller and the top is sharp. The two sides of the base are in the shape of earlobes. There are insignificant thin round teeth on the edge of the leaves and obvious reticulation on the back. Generally, there are three main leaf veins. The petiole is about 3cm long and almost as long as the leaves. It is born with half embracing stems

The leaf base of white bract naked capsule is heart-shaped, which is wider than the leaf of naked capsule, about 4-8 cm long, between 4-10 cm wide, and the length of petiole is about 2-8 cm

2、 Flowers

The flower of the naked capsule is a raceme growing at the upper end of the stem, which is opposite to the leaf. The length is about 12 cm, and the length of the total stem can reach about 1 cm. The flowers of the naked capsule are relatively small, and the bracts are also very small. They grow in an oval shape. The flowering period is from June to September, from midsummer to early autumn, and then the flowers fall and then bear fruit

The flowers and leaves of the white bract naked capsule are opposite. There are bracts under the flower. The bracts on the upper side of the inflorescence are relatively small, but the lower 3-4 bracts are relatively large and white