Inula Helenium, Inula Elecampane, N.F. -- The dried rhizome and roots with not more than 5 p. c. of stem-bases nor 2 p. c. of other foreign organic matter; C. and S. Europe, C. Asia. Perennial herb 1-2 M. (3-6*) high; stem thick, solid, striate, villous; leaves large, .3-.5 M. (10-18') long, 10-20 Cm. (4-8) broad, ovate, serrate, pubes-cent beneath, long-petioled, fleshy midrib; flowers large, 6 Cm. (2 2/5') broad, single, golden-yellow. Rhizome, dug in autumn of second year, usually split into longitudinal, oblique pieces having one or more roots; up to 8 Cm. (3') long, 4 Cm. (1 3/5') thick, grayish-brown, longitudinally wrinkled with occasional buds or stem-scars, surmounted at crown by portion of over-ground stem; inner (cut) surface concave, edges incurved with the overlapping bark, yellowish-brown, striate, fibrous near cambium zone; fracture short, horny; internally light brown, with many oleoresin canals; roots cylindrical, tapering, curved, curled, up to 13 Cm. (51') long, 1.5 Cm. (1') thick; odor aromatic; taste acrid, bitter, pungent. Powder, light brown-fragments of parenchyma having inulin and small separate masses of inulin; tracheae with pores, thickenings, occasional lignified wood-fibers and brownish fragments of was of oleoresin canals; solvents: alcohol, water partially; contains volatile oil, acrid resin, bitter principle, inulin, helenin, wax, ash 10 p. c. Stimulant, diaphoretic, diuretic, expectorant, emmenagogue, tonic; lung diseases, bronchitis, vesical catarrh, amenorrhea, dyspepsia, skin affections, dropsy, whooping-cough, diphtheria. Dose, 3 ss-1 (2-4 Gm.);
1. Pilulae Antiperiodicae, gr. 1 (.016 Gm.);
2. Tinctura Antiperiodicae, 1 p. c. Decoction, 5 p. c., 3 j-2 (30-60 cc.); Fluidextract, 3ss-1 (2-4 cc.); Infusion, 5 p. c., 3j-2 (30-W cc.). 1. squarrosa, S. Europe. Leaves tomentose, rugose, ray-florets 3. cleft, tubular; emmenagogue, diuretic; powder burned to repel insects. Pulicarea (Inula) dysenterica, Fleawort, and Carlina acaulis, Carline Thistle, Radix Carlinae; Europe -- both have constituents and properties similar to elecampane; diaphoretic, diuretic, large doses purgative; typhoid condition, impotence, amenorrhea, paralysis of the tongue. Dose, gr. 10-20 (.6-13 Gm.).