The blackberries (singular, blackberry; genus Rubus, subgenus Eubatus; also called bramble or occasionally "bramble raspberry") are a widespread and well known group of several hundred species, a number of which are closely related apomictic microspecies, native throughout the temperate Northern hemisphere. They are perennial plants which typically bear biennial stems ("canes") from the perennial root system. In its first year, a new stem grows vigorously to its full length of 3-6 m, arching or… (More on Blackberry)