Red flower, also called the grass safflower. Dicotyledonous plants, the compositae, dry tubiform floret, about 1.5 cm long, orange red, tube narrow, apex 5-lobed, lobes linear,
5 ~ 7 mm long, stamens 5, anthers yellow, united into a tube, lobes, the higher its central has a stigma to reveal.
Has special aroma, taste bitter. To spend long, soft, bright red color is preferred. Agriculture in henan, hunan, zhejiang, sichuan and other places.
Pain, invigorate the circulation of menstruation and to stasis to treat injuries.