Hydrangea Arborescens hydrang.

The dried root of Hydrangea arborescens is used either in the form of infusion, fluid extract or tincture.

This seems to be a valuable remedy for certain forms of "gravel;" particularly useful for profuse deposits of white amorphous salts in the urine. ▶ It is reported to have arrested the tendency to formation of calculus in the bladder, as well as to have relieved distress from renal calculus, with soreness over the region of the kidneys, bloody urine, etc. ▶ With these indications, it is to be compared with Berb., empirically with Bursa pastoris (Dudgeon), and with Ocimum (Mure.).