Field purple grass is a kind of broad-leaved plant, also known as alfalfa, belonging to the leguminous plant. Its stem is slender, with a height of 30-80 cm. Its leaves are compound leaves composed of three leaflets. The leaves are small, obovate or oval, shiny, and have long petioles. The inflorescence is conical or cylindrical, and the flower color is purple or lilac. The flowering period is from May to September. The fruit is a cashew shaped pod containing many seeds.
Lithospermum odoratum is a common grassland plant, which is widely distributed in grassland, wasteland and roadside in northern China. It is an excellent forage with high yield, high quality and strong resistance, and is widely used in grassland construction and animal husbandry production. In addition, it has certain medicinal value, which can be used for heat clearing, detoxification, swelling and pain relief.
In a word, Arnebia tenuifolia is an important broad-leaved plant with extensive application value and ecological value.