SKULLCAP, a genus (scutellaria) of herbs of the mint family (labiate). The generic characters are: calyx bell-shaped when in flower, two-lipped, the upper lip with a helmet like appendage; calyx splitting at the base at maturity, the upper lip usually falling away; corolla having an elongated curved ascending tube, dilated at the throat, two lipped; stamens four; anthers approximate in pairs and bearded. The following species grow in the United States: S. vereieolor, from 1 to 3 ft. high, stem erect, leaves heart shaped; river banks from Pennsylvania to Wisconsin and southward: S. saxtilis; stein weak, from 0 to 18 in., sometimes having runners; leaves heart shaped, crenate, from 1 to 2 in. growing on m mist shady. banks in southern Ohio, Virginia, and Kentucky, and ° on mountains farther south: S. .canescens; 2 to 4 ft. high, stem-branehed above, with panicled, manr-flowered racemes; lance-ovate, crenate leaves, whitish, with fine soft down; upper lip of corolla shorter than lower; rich soil from Pennsylvania to Illinois and southward: S. serrcsta; stem from 1 to 3 ft. high,
simple, with single, loosely flowered racemes; leaves ovate, serrate, and acuminate at both ends; corolla one inch long, lips equal; growing in woods from Pennsylvania to Illinois and southward: S. piWa; stem simple, 1 to 3 ft. high; leaves oblong ovate. crenate; racemes short; corolla rather narrow; growing on dry ground in southern New York to Michigan and southward: S. lateritlora is a species which has been used as a quack medicine in hydrophobia, nua hears time common name of mad-dog skullcap. It has a smooth, upright stein, much branched; 1 to 2 Tt. high; leaves lanceolate ovate, coarsely serrate; growing in wet, shady places in many parts of the United States. Other species are S. integrifolia, S. 'nervosa, S. parrula, and S. galericulata.