E = evergreen; N = native to Maine Trees: Celtis occidentalis Common Hackberry Nyssa sylvatica N Black Gum Ostrya virginiana N American Hophornbeam Ptelea trifoliata Common Hoptree Shrubs: Cornus racemosa N Gray Dogwood Corylus americana N American Hazel Corylus cornuta N Beaked Hazel Diervilla lonicera N Dwarf Bush-honeysuckle Physocarpus opulifolius Common Ninebark Rhus aromatica Fragrant