Morphology of family and genus: Paris of Trilliaceae has seven leaves and one flower. Perennial herbs, up to 1 m; Rhizomes are thick and prostrate; The stem is erect with sheath-like leaves at the base. The leaves are membranous, with a length of15-20cm and a width of 4-8cm. The leaves are green and purplish, with petioles 2-2.5cm long. They are arranged in a row near the top of the stem, with few two rounds, and each round has 3- 10 leaves. Flowering in spring, the flower diameter is 8-20 cm, each flower is terminal, and it has a flower stalk 15-30 cm long; The outer wheel of tepals is green, leaf-like, membranous, 6- 10, 3-7 cm long and 1.5-3 cm wide, the inner wheel is as many as the outer wheel, the upper part is green, and the base is light green, linear and 3-7 cm long. Fruiting in autumn and winter, berries are dark purple, spherical and about 15 mm in diameter.
Growing environment: mostly in forests, valleys and damp places by streams.
Medicinal parts and taste: root, flat nature, sweet and pungent taste.
Function: Eliminating phlegm and relieving asthma.
Indications: high fever, spasm, mumps, snake bite, furuncle and abscess in children. Oral administration 1-3 money decoction; For external use, add wine or vinegar to grind it into paste, and apply it externally to the affected area.
?