PRUNUS

(Lat.), n. f. Pru2n(prun)'u3s(u4s). Gr., npouVvij. Fr., prunief. Ger., Pflaumenbaum. A genus of rosaceous trees or shrubs. Bentham and Hooker make it include as sections the genera Amygdal us (including Persica), Arm eniac a, Cerasus, and Laurocerasus. |B, 42(a, 35).] Aqua pruiii padi. 1. OftheRu . Ph., a preparation made by distilling 1 part of the flowers of P. pad us with water enough to make 2 parts. 2. A preparation made Extractum pruni virgiiiianae fluidum [U. S. Ph.]. Fr., extrait liquide d^ecorce de cerisier de Virginie. Ger., flUtsipet Wildkirschenrivdenextrakt. A preparation made by moistening 100 grammes of the bark of P. serotina in No. 20 powder with 50 of a mixture of 1 part of glycerin and 2 parts of water, allowing to stand 48 hours in a percolator, treating with alcohol till the bark is exhausted, reserving the first 80 centimetres of percolate, evaporating the next 120 centimetres to a thin syrup, distilling off the alcohol from the residue, evaporating the latter to a thin syrup, adding the other syrup, evaporating to a soft extract, adding the reserved percolate, and bringing up to 100 centimetres with alcohol. [B, 95 (a, 38).1 Gummi prunorum. See Gum mi CERASORUM (under CERASUS). Infusum pruui virgiiiianse [U. S. Ph.] (seu E, he; E2. ell; G, go; I, die; I2, in; N, in; N2, tank; [s. 344]