These are essentially Blackberry hybrids. In addition to those listed below are 'Lawton', 'Mammoth', 'Silvanberry', 'Smoothstem' and 'Tayberry'.
A large, purple-fruited mid-season berry. An American hybrid, possibly between a Loganberry and a Wild Blackberry.
A conical-fruited mid-season berry. A hybrid raised by Judge J.H. Logan of California in 1881 as a cross, R. idaeus × R. ursinus.
A Blackberry of complex parentage including 'Himalayan Giant', Black Loganberry and Youngberry. Grows well in the Pacific nwusa.
One of the earliest ripening blackberries, with thorny canes and heavy crops of flavoursome dark purple fruit. It was raised in Australia from seed from Corvallis, Oregon, and is a cross between 'Marion' and a numbered Boysenberry seedling.
Raised c. 1905 by b.m. Young of Morgan City, Louisiana, as a cross between 'Phenomenal' and 'Austin Mayes'.
