Vaccinium. Vaccinium crassifolium.

Botanical name: 

Vaccinium. Vaccinium crassifolium Andr. (Fam. Vacciniaceae.)—The leaves of this American shrub are said to be astringent and diuretic, and capable of replacing uva ursi. Dose, of the fluidextract, from a half to one fluidrachm (1.8-3.75 mils).

The Dispensatory of the United States of America, 1918, was edited by Joseph P. Remington, Horatio C. Wood and others.