Contractions. - Act. R. Ac.-r.

Cimicifuga racemosa. Nat. ord., Ranunculaceae.

Synonyms. - C. serpentaria, Acta3a monogyna, Macrotys octreoides, Botrophis serpentaria.

Fig. - Gray's Genera of American Plants, pl. 20.

Black Snake Root. For. names: German, Schwartz-wurz; French, L'Actee; Italian, Actea; Spanish, Actea.

Habitat. - Canada, Georgia, and Western States.

Flowering time. - July.

Part employed. - The dry root imported from North America.

Characters. - The fresh plant is monogynous; carpels sub-globose; seeds compressed. Boot thick and knotted, with long fibres. Stem 3 to 8 feet high, glabrous, furrowed, leafy near the middle. Leaves 3 ternate; racemes branching, 6 to 12 inches long. Flowers very foetid; sepals caducous, greenish-white, concave.

Characters of the dried root. - A thick, irregularly bent, contorted body or caudex, dark-brown externally, yellowish-white within; from one-third of an inch to an inch in diameter, often several inches in length, with long fibres, rendered extremely rough and jagged in its appearance by the remains of the stems of successive years; taste bitter, somewhat astringent, afterwards acrid.

Time for collecting. - Autumn.

Preparation. - Tincture, using proof spirit.

Reference to Horn. Proving. - Hale's New Remedies.

Proper forms for dispensing. - φ and 1x, Tincture only. 1 and upwards, Tincture, Pilules, or Globules.