Rhubarb consists of the rhizomes and roots of Rheum officinale (Fam. Polygon-acece) and other species of Rheum, coming from China and Thibet. Properties of the powdered Rhubarb:

Appearance .............................................................................................

Odor........................................................................................................

Color...................................................-......................................

Taste.........................................................................................................

Color, when triturated with Na2CO3..............................................................................................................................

Feeling between the teeth when chewed..................................................................................................................

Use microscope to ascertain cause..........................................................................................................................................

Rhubarb is a useful laxative in the fermentative diarrheas of children. It has a mild, constipating after-effect.

The official preparations of Rhubarb are: the Extract, Fluidextract, Compound Pill, Compound Powder, Syrup, Aromatic Syrup, Tincture, and Aromatic Tincture. Of all these, the most desirable are the Aromatic Syrup (dose, 10 mils), and the Aromatic Tincture (dose, 2 mils).