Top flower
The top flower is a perennial plant distributed in Korea and Japan. It is about 10-30 cm high and the stem is united and branches are split. Leaves are opposite, acute, pointed end, round bottom, with sawtooth on edge. In June and August, white flowers bloom on the tip of the stem and on the axilla of the upper part, so it reminds you of the tower. Calyx has 5 ends and has hairs on the veins. The corolla is lips-shaped, with two petals on the upper lip and three petals on the lower lip. Two of the four stamens are long and one pistil is stamen. Fruits are round and round with a length of about 1mm.