spice or flavor-producing plant randhuni plant Trachyspermum roxburghianum (DC.) Craib Trachyspermum roxburghianum (also known as *Carum roxburghianum*) is a flowering plant in the family *Apiaceae*. It is grown extensively in the South Asia, Southeast Asia, and Indonesia. Its aromatic dried fruits, like its close relative ajwain, are often used in Bengali cuisine but are rarely used in the rest of India. The fresh leaves are used as an herb in Thailand and it is used medicinally in Myanmar. [https://en.wikipedia.org/wiki/Trachyspermum_roxburghianum] carum roxburghianum trachyspermum roxburghianum requires discussion