Contraction. - Dig.
Digitalis purpurea. Nat. ord., Scrophulariaceae.
Synonym. - D. speciosa.
Fig. - Flora, Horn., pl. 29.
Purple Foxglove. For. names: German, Fingerhut Schwulstkraut; French, Gantes Notre dame Gantelee; Italian, Digitello; Spanish, Dedalera.
Habitat. - Western and Central Europe; many parts of Great Britain.
Flowering time. - Spring and summer.
Parts employed. - Leaves of two-year-old plants.
Characters. - Leaves ovate - lanceolate, shortly petiolate, rugose, downy, paler on the under surface, crenate. Calyx of 5 unequal sepals or segments, 4 of which are broad and leafy, the 5th upper one much narrower and more pointed. Corolla tubular, contracted above the base, then much inflated, with 4 short lobes, the lowest about twice the length of the others, and hairy inside. Inside of the corolla beautifully spotted.
Time for collecting. - Spring, when about two-thirds of the flowers are expanded.
Preparation. - Tincture, corresponding in alcoholic strength with dilute spirit.
Reference to Horn. Proving. - Chr. Kr., iii.
Proper forms for dispensing. - φ to 1, Tincture only. 3x and upwards, Tincture, Pilules, or Globules.
Average loss of moisture, 84 per cent.