Contractions. - Caul. Cph.
Caulophyllum thalictroides. Nat. ord., Berberidaceae. Synonym. - Leontice thalictroides. Fig. - R. Brown in Linnean Transact., 12, p. 145, t. 7. Blue Cohosh. Squaw Root. For. names: German, Loewenblatt; French, Pa Leontice.
Habitat. - Woods. Canada to N. Carolina and Kentucky.
Flowering time. - April.
Part employed. - The root.
Characters. - Glaucous when young. Stem simple, 1 to 2 feet high. Leaflets ovate, oblique, subcuneiform at base. Panicle small, racemose. Flowers greenish-yellow. Seeds large, deep blue when ripe. The roasted seeds have been used as a substitute for coffee. Root sweetish, somewhat aromatic, brown externally, yellow internally, hard, irregular, knotty, branched with many fibres.
Time for collecting. - Early in the season, when growth begins.
Preparation. - Tincture, corresponding in alcoholic strength with proof spirit.
N.B. - As the plant is not indigenous to this country, the tincture imported from North America must be used.
Reference to Horn. Proving. - Hale's New Remedies.
Proper forms for dispensing. - φ and lx, Tincture only.
1 and upwards, Tincture, Pilules, or Globules.