Contractions. - Menyan. Men.

Menyanthes trifoliata. Nat. ord., Gentianaceae.

Fig. - E. B., t. 495.

Buckbean, Marsh Trefoil. For. names: German, Bit-terklee, Fieberklee; French, Trefle d'eau.

Habitat. - Marshy places and boggy ground in Europe, Russian Asia, and North America; common in Great Britain.

Flowering time. - June to August.

Parts employed. - The whole plant.

Characters. - Roots densely matted and creeping. Leaves ternate, stalked, leaflets obovate, obscurely toothed. Base of leaf sheathing, whence arises a flower-stalk supporting a compound raceme or thyrsus of many white flowers tipped externally with red, and beautifully fringed with white filaments within.

Time for collecting. - In autumn, after the seed is ripe.

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

Reference to Horn. Proving. - R. A. M. L., v. Proper forms for dispensing. - φ and lx, Tincture only. 1 and upwards, Tincture, Pilules, or Globules.