![Boysenberry](http://allplantsrus.ca/cdn/shop/products/Boysenberry_{width}x.jpg?v=1615506579)
Boysenberry, a very large bramble fruit, considered to be a variety of blackberry (Rubus ursinus). Possibly a cross between a blackberry and a loganberry or red raspberry or both, the dark reddish black fruit has a sweet and tangy flavor and is especially valued for canning and preserving and for.