what trees are native to boston?
['Black Cherry (Prunus serotina) (native)', 'Downy Serviceberry/Shadbush (Amelanchier arborea) (native)', 'Eastern Red Cedar (Juniperus virginiana) (native)', 'Gray Birch (Betula populifolia) (native)', 'Pitch Pine (Pinus rigida) (native)', 'White Oak (Quercus alba) (native) and other Quercus species (many native)']