The scientific name of this kind of grass is water shield, also known as broken ear root, smelly vegetable, dog fly grass and so on. It is a kind of herb with fishy smell, named after its leaves have fishy smell. This kind of grass mainly grows beside rivers and wetlands and is widely distributed in China. Its taste is very special, and it will be eaten as a dish or used as medicine in southwest areas such as Yunnan, Guizhou and Sichuan.

Second, what is it like?

1, plant type: Houttuynia cordata Thunb. has a plant height of about 30-60 cm, a flat and round stem with a wrinkled surface, a creeping lower stem, an upright upper part, basically smooth and hairless, and a yellowish brown and purplish red surface.

2. Leaves: Its leaves are as thin as paper, oval or wide oval, with different colors from top to bottom, dark green or yellow-green, with dark color at the bottom, and the petiole is about1-3.5cm long.

3, flowers: Houttuynia cordata can also bloom, flowering from April to July, belonging to the terminal spike, with yellow spikes on it, which looks smaller.