Contraction. - Opi.

Papaver Somniferuin. Nat. ord., Papaveraceae.

Synonyms. - P. sylvestre, P. sativum.

Fig. - Flora Horn., pl. 46.

White Poppy. For. names: German, Mohnsaft; French, Pavot des Jardins; Italian, Papavero domestico; Spanish, Adormedera.

Habitat. - Asia Minor, Southern Europe, and the Levant.

Part employed. - The inspissated juice, constituting the Opium of commerce.

Characters. - Irregular lumps, weighing from 4 ounces to 2 lbs., enveloped in the remains of Poppy leaves, and generally covered with the chaffy fruit of a species of Rumex. When fresh plastic, tearing with an irregular, slightly moist chestnut-brown surface, shining when rubbed smooth with the finger, having a peculiar odour and bitter taste.

Preparations. - Tincture, 1 in 20, using proof spirit. Trituration.

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

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

N.B. - The tincture as ordered in this edition varies from that formerly ordered, as it has been found that 10 parts of liquid are insufficient to exhaust the magma; it therefore differs in strength from the lx trituration.

PaeOnia.

Contractions. - Paeon. Paeo.

Paeonia officinalis. Nat. ord., Ranunculaceae.

Synonym. - Rosa benedicta.

Fig. - Woodville's Med. Bot., vol. iv., pl. 247.

Peony. For. names: German, Gichtrose; French, Pivoine officinale.

Habitat. - Forests and barren places in the south and middle of France and Germany. Much cultivated in gardens, and naturalized in "Steep Holme" Island, in the Severn.

Flowering time. - Spring.

Part employed. - The fresh root.

Characters. - Roots oblong, rounded, thick, like a turnip, united in a kind of bundle, yellowish, smooth outside, fragile, of a strong odour when fresh, white and fleshy within, of a nauseous and disagreeable taste. Stem simple, 1 to 2 feet high. Leaves alternate, petiolated, cut short, with oval leaflets, lobed, biternate below, simply ternate above. Flowers large, of a fine purplished colour; calyx 5 persistent folioles; corolla 5 peta's; stamens numerous; capsules downy, unilocular, red within, many-seeded.

Time for collecting. - April.

Preparation. - Tincture, corresponding in alcoholic strength with proof spirit.

Reference to Horn. Proving. - Noack and Trinks.

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

Average loss of moisture, 50 per cent.