Baptis'ia tincto'ria, Baptisia, Wild (False) Indigo, N.F. -- The dried root with not more than 10 p.c. of stem-bases and overground parts nor 2 p.c. of other foreign organic matter; N. America. Plant .6-1 M. (2-3 degrees) high, smooth, succulent, glaucous, disagreeable odor, when bruised -- repellent to insects, etc.; flowers yellow. Root (most active), fleshy, .5-4 Cm. (1/5-1 3/5') thick,usually cut into elongated cylindrical pieces; crown 5-8 Cm. (2-3 1/5') thick, warty, stem- scars, dark brown, wrinkled, corky layer, few branching rootlets; fracture tough, whitish, radiate, porous; nearly odorless, bark bitter, acrid, wood nearly tasteless. Powder, light grayish -- numerous starch grains, tracheae, lignified fibers, medullary ray tissue, parenchyma, cork cells; solvent: 75 p.c. alcohol; contains cytisine (baptitoxine--acrid, poisonous), baptisin (non-active bitter glucoside), baptin (purgative glucoside), ash 5 p.c. Hepatic, nervous and intestinal stimulant antipyretic, emeto-cathartic -- death by respiratory paralysis; typhus, enteric and scarlet fevers, epidemic dysentery; locally -- aphthous stomatitis, chronic ulcers, gangrene. Dose, gr. 5-15 (.3-1 Gm.); 1. Fluidextractum Baptisiae (75 p.c. alcohol): Prep.: 1. Dentifricium, .875 p.c. Infusion, Tincture, Baptisin, gr. 2-6 (.13-.4 Gm.).