sentences:  This plant species is described in the work "Plantas Medicinales" (medicinal plants) of Pius Font i Quer.According to it, its rhizome contains asparagine, mucilage, a cardio-tonic glycoside, saponin, and quinine gluconate.It has been used for intestinal problems and pain, for rheumatism, gout, water retention, and as a diuretic.