A perennial herbaceous plant growing to 50 cm tall. Leaves alternate, pinnate; pinnae seven to eleven, ovate-lanceolate, acute, sessile, an inch and a quarter long, thin and smooth, with entire edges. Flowers in small terminal corymbs, regularly five-parted; calyx bell-shaped, five-cleft; corolla bell-shaped, five-cleft, bright blue, convolute in bud, slightly nodding; stamens of five long filaments, equally inserted at the summit of the very short corolla tube, declined, hairy appendaged at the base. Fruit a three-celled capsule, each cell usually three seeded. The roots are a mass of slender fibers four to six inches long, springing from a small collum, grayish-white, of a mild aromatic smell, and a warming and slightly bitter taste. |