Rosaceae Rubus spp. 1971 Dewberries are similar to blackberries, which see, in most respects.
Canes are slender and trailing, and generally are less thorny than blackberries.
Some kinds, as loganberry, apparently have some raspberry in their ancestry. Fruits and fruiting habit are similar to blackberry. Fruits generally are cylindrical in shape, 0.5 inch in diameter and 1 to 1.5 inches in length. Leading varieties are Boysenberry, Loganberry, Olallie, Lucretia, Bingleberry, Mammoth Blackberry, Cory, Lowberry, Phenomenal berry, Rossberry, Lavaca, Nectar, and Youngberry. Possibly half of this is dewberries.