What is the smile under the grass word?

Wei. 1) Rosa rugosa, an annual or biennial herb, also known as nest vegetables or wild peas, has purplish red flowers and edible seeds.

2) Wei Zi. Small deciduous trees. It has purplish red or white flowers and spherical capsules. For viewing; The flowers of this plant. They are all called "full house red". 2.

Perennial herb with pods and five or six edible seeds. Young stems and leaves can be used as vegetables. Commonly known as "nest vegetables", "big nest vegetables" and "wild peas".