1、 Leaf difference

The bottle grass is a long tube that can catch insects and has a cap like a hat. Its leaves can secrete a special kind of nectar, and the structure of the leaves is also covered with a cap shaped cover. The bottle is full of thick downwardly growing fluff, and there is a water-like liquid at the bottom

The tail tendrils of pitcher leaves expand and roll up to form a bottle shape. The cover of the bottle can secrete fragrance and prey on insects

2、 Flower difference

The flowers of Sargassum grow from the stems extracted from the leaf base. The flowers are large and yellow green or dark red

Pitcher is a raceme, and a few are conical inflorescences. It has small green or purple flowers. It has a slight fragrance during the day and a strong smell at night