The flowers appear as small florets with petal around 2 mm long.

[2] In China, this plant is used to make rice-flour pastry for the Qingming Festival; it is sometimes used to flavor the caozai guo consumed in Taiwan on Tomb Sweeping Day in the spring.

They include the Japanese Kusa mochi and the Taiwanese chhú-khak-ké.

The plant can be ground up and used to give noodles and fried onion rice cake a distinctive green colour and a unique flavour.

[3] This is an ingredient for a kind of xôi- xôi khúc in Vietnam and people usually use it for treatment of common cough.