Contractions. - Cact-gr. Cac.

Nat. ord., Cactaceae.

Synonym. - Cereus grandiflorus.

Fig. - Andrews' Bot. Repos., vol. iii., pl. 508.

Night-blooming Cereus.

Habitat. - Mexico and West India Islands.

Flowering time. - Summer.

Parts employed. - The youngest and tenderest stems, with the flowers.

Characters. - Stems cylindrical, furnished with five or six slightly prominent ribs, beset with small radiating spines. Flowers large and white, opening in the evening and withering before sunrise, having a powerful odour of Benzoic Acid and Vanilla.

Time for collecting. - When flowering.

N.B. - Dr. Rubini, of Naples, who first proved this plant, collected it in the month of July, at which time it blooms in Naples, where it thrives well in the open air. It is suggested that a tincture prepared in its native country be procured, if possible.

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

Reference to Horn. Proving. - Brit. Journ. of Horn., vol. xxii.; Hale's New Remedies.

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