Contraction. - Cin.

Artemisia Contra. Nat. ord., Compositae.

Synonyms. - Artemisia santonica, Semen contra.

Fig. - Flora Horn., pl. 19.

Wormseed. Tartarian Southernwood. For. names: German, Zittersaame Wurmsaame; French, Barbotine, Graine de Zedoaria; Italian, Seme-sanuto.

Habitat. - Asia Minor, the Levant, Africa, Persia.

Parts employed. - Unexpanded flower-heads, as imported.

Characters. - Flower-heads rather more than a line in length, and nearly half a line in breadth, fusiform, blunt at each end, pale greenish-brown, smooth; resembling seeds in appearance, but consisting of imbricated involucral scales, with a green midrib, enclosing 4 or 5 tubular flowers; odour strong, taste bitter, camphoraceous. Flower-heads not round or hairy.

Preparations. - Tincture, using rectified spirit. Trituration.

Reference to Hom. Proving. - R. A. M. L., i.

Proper forms for dispensing. - φ and upwards, Tincture, Pilules, or Globules. 1x to 3, Trituration.