blackberries

U.S. Department of Agriculture Pomological Watercolor Collection. Rare and Special Collections, National Agricultural Library, Beltsville, MD 20705

discovered via laura olin: USDA Pomological Watercolors:

“The USDA Pomological Watercolor Collection documents fruit and nut varieties developed by growers or introduced by USDA plant explorers around the turn of the 20th century. Technically accurate paintings were used to create lithographs illustrating USDA bulletins, yearbooks, and other series distributed to growers and gardeners across America.”