In southern Fujian, there is a kind of grass, the people called hard grass, work is very tired after the people will go to pick this kind of grass to boil soup to drink, this is what ah?

It is a kind of plant, look and iron broom grass is similar. It is called laborious grass. It may be a local, dialect. Scientific name is not known.

After the work is very tired, the old hundred

surname will go to pick this kind of grass to boil soup to drink

can relieve fatigue.