Inkberry December 10, 2014May 26, 2015 Nancy Rose, Editor of Arnoldia Ilex glabra ‘Compacta’ Acc. # 179-2005*C Evergreen plants provide much-appreciated color to the winter landscape at the Arboretum. Inkberry (Ilex glabra), a broadleaf evergreen holly species native to eastern North America, is one such plant. Arnoldia 51/2, 1991 [pdf] — Nancy Rose, Editor of Arnoldia