How to identify pearl flowers

1. Leaves

The leaves of the pearl flower are linear-lanceolate, 25 to 40 mm long and 3 to 7 mm wide. The front end of the leaves gradually becomes longer and the base is narrowly wedge-shaped. The edges of the leaves have sharp serrations from the middle above. The leaves are glabrous on both sides and have pinnate veins. The petioles are extremely short or nearly sessile, 1 to 2 mm long, and covered with short soft hairs.

2. Flowers

The flowers of the pearl flower are umbels, without peduncles, with 3 to 7 flowers, several small leaves clustered at the base, slender pedicels, about 6 to 10 mm long; the diameter of the flower is about 6 to 8 mm; its calyx tube is bell-shaped, with short soft hairs on the inside and no hair on the outside, sepals are ovate-triangular or triangular, petals are obovate or nearly circular, slightly concave or blunt at the tip, and white.