SHELLBARK • E-FREE TRANSLATION.COM • Definition of Shellbark

... available and a special effort was made to top-work some of the worthless pignuts and bitternuts with scions of hicans and hybrid hickories. In a former report, reference was made to the difficulty in grafting shagbark and shellbark scions onto pignuts; and here again I want to say my first observation still holds especially with the shagbarks. I do not have a single shagbark scion left on pignuts out of several hundred set during the last ...

— Northern Nut Growers Association Report of the Proceedings at the Twenty-Fourth Annual Meeting • Northern Nut Growers Association