Scutella'ria lateriflo'ra, Scutellaria, Skullcap, Mad-dog, N.F. -- The dried underground portion, with not more than 3 p.c. of foreign organic matter; N. America, United States, damp thickets, ditch banks. Perennial herb .3-.6 M. (1-2 degrees) high; stem branched, smooth, quadrangular; leaves opposite, 5 Cm. (2') long, ovate-lanceolate, acuminate, coarsely serrate, rounded at base, petiolate; flowers 6 Mm. (1/4') long, 1-sided axillary leafy racemes, pale blue corolla and bilabiate calyx, closed in fruit, upper lip helmet-shaped, including 4 didynamous stamens (upper pair shorter) odor slight; taste slightly bitter. Powder, dark green -- numerous non-glandular hairs, glandular hairs, smooth pollen grains, chlorenchyma, epidermal cells and stomata, lignified fibers, narrow tracheae, occasional epidermal cells of corolla, fragments pink in chloral hydrate T.S.; solvents: diluted alcohol, boiling water; contains scutellarin, volatile oil, tannin, sugar, ash 12 p.c. Tonic, nervine, antispasmodic; epilepsy, hysteria, nervous exhaustion, chorea, delirium tremens, tremors, spasms, muscular twitching, hyperesthesia, neuralgia, convulsions, intermittents, anuresis, hydrophobia. Dose, 3ss-1 (2-4 Gm.); 1. Fluidextractum Scutellariae (diluted alcohol), dose, 3ss-1 (2-4 cc.); 2. Tinctura Viburni Opuli Composita, 1 p.c. Decoction, 5 p.c., 3j-2 (30-60 cc.); Extract, gr. 5-10 (.3-.6 Gm.). S. integrifo'lia, hairy, terminal racemes, S. pilo'sa, hairy, terminal racemes, leaves in distinct pairs, S. galericula'ta, nearly smooth, flowers single, axillary--all used interchangeably.