Contractions. - Prun-s. Pru.
Prunus communis. Nat. ord., Rosaceae.
Synonym. - Prunus instititia.
Fig. - Engl. Bot., t. 842.
Blackthorn, Sloe. For. names: German, Schlehdorn, Schwartzdorn; French, Prunellier, Epine noire.
Habitat. - Hedges, thickets and open woods, in Europe, and Russian and Central Asia. Abundant in Britain.
Flowering time. - Early spring.
Parts employed. - The flowers.
Characters. - A much-branched shrub, smaller branches often terminating in a stout thorn. Leaves ovate or oblong, stalked, finely toothed; usually glabrous, but under-side occasionally downy. Flowers small, white, nearly sessile.
Time for collecting. - When flowering commences.
Preparation. - Tincture, corresponding in alcoholic strength with proof spirit.
Reference to Horn. Proving. - Arch., xiv.
Proper forms for dispensing. - φ and lx, Tincture only. 1 and upwards, Tincture, Pilules, or Globules.