Spudgrass can clear away heat and detoxify, cool blood and reduce swelling. Used for acute conjunctivitis, pharyngitis, acute jaundice hepatitis, mastitis, carbuncle, purulent osteomyelitis, and poisonous snake bites. Oral administration can clear away heat and detoxify, cool blood and reduce swelling, and external application can reduce inflammation and remove toxins.

Also known as Viola cordifolia, Yu Ruyi, Viola purpurea, etc., it is a perennial herb. The main root is short, thick and white. The leaves are clustered, long ovate to triangular ovate, 2 to 6 cm long, 1.5 to 4 cm wide, with blunt apex, heart-shaped base, blunt serrated edges, slightly purple below, slightly hairy or hairless on both sides and petioles. .

Extended information:

Perennial herb, without above-ground stems and stolons. The rhizome is thick and short, with dense nodes, about 4-5 mm thick; there are many branching roots, thick and elongated, brown. Many leaves, basal; leaves are ovate, broadly ovate or triangular ovate, sparsely kidney-shaped, 3-8 cm long, 3-8 cm wide, apex pointed or slightly blunt, base deeply heart-shaped or broadly heart-shaped, edge It has many rounded and blunt teeth and is hairless or sparsely short-haired on both sides.

The petiole is usually almost as long as the leaf during the flowering stage, and is much longer than the leaf during the fruiting stage. The uppermost part has extremely narrow wings and is usually hairless; the stipules are short, and the lower part is connate with the petiole, about 1 meter long. cm, the free part is unfolded.

The flowers are lavender; the pedicels are not higher than the leaves, short-haired or hairless, with 2 linear-lanceolate bracts near the middle; the sepals are wide-lanceolate, 5-7 mm long. , about 2 mm wide, apex acuminate, basal appendage about 2 mm long, end blunt or truncate.

Reference: Baidu Encyclopedia—Ploughgrass