Scutellaria baicalensis flower specimen

Scutellaria baicalensis is a perennial herbaceous plant of the genus Scutellaria in the family Lamiaceae; Stems branched, nearly hairless, or covered with upward to spreading pubescence; Rhizome fleshy, branched; Leaves lanceolate or linear lanceolate, apex obtuse, base rounded, both sides hairless or sparsely puberulent; Pedicels slightly pilose; Calyx densely covered with pubescence, ciliate; Corolla purple red or blue, densely covered with glandular pubescence, with triangular ovate lobes in the lower lip; Small nuts are black brown, ovoid, with umbilical protrusions near the base on the ventral surface; The flowering period is from July to August; The fruiting period is from August to September. The Compendium of Materia Medica states: "Ling Shuo Wen Zuo Zhi is called" yellow in color. "Huangqin, also known as" qin "by ancient people, is named after the yellowing color of Ling Cao.