76 
Sugar Maple, 12, 52 
Sumach, Fragrant, 67 
Swamp Honeysuckle, 48 
Sweet Bay, 48, 67 
Syringa amurensis, 44 
chinensis, 24 
emodi, 23 
Henryi, 24, 44 
var. eximia, 24 
var. Lutece, 24, 44 
hyacinthiflora, 17 
Josikaea, 23, 24 
Komarowii, 43 
pekinensis, 44 
persica, 23 
pinnatifolia, 17 
pubescens, 24, 43 
reflexa, 43 
rothomagensis, 24 
Sweginzowii, 43 
villosa, 24, 43 
vulgaris, 17, 23 
Syringas, 38 
Thorn, Cockspur, 27 
Washington, 64 
Thuja plicata, 3 
Tilia ameHcana, 51 
cordata, 51 
glabra, 51 
vulgaris, 51 
Torreya, 35 
Tree Lilacs, 44 
Trees, native and foreign, 49 
Tripterygium Regelii, 46 
Tsuga caroliniana, 2 
diversifolia, 35 
heterophylla, 1 
Ulmus americana, 6, 50 
campestris, 50 
Vaccinium canadense, 65 
corymbosum, 60 
pennsylvanicum, 60, 65 
vacillans, 65 
Viburnum Lentago, 32 
prunifolium, 32, 60 
rufidulum, 60 
Virginia Creeper, 57 
Walnut, English, 52 
Persian, 52 
Washington Thorn, 64 
Wayland Plum, 12 
White Elm, 50 
Pine, 3 
Wild Goose Plum, 12 
Wisconsin Willow, 50 
Witch Hazel, 5, 68 
Woad Wax, 47 
Xanthorhiza apiifolia, 67 
Yew, Japanese, 35 
Zenobia pulverulenta, 46 
var. nitida, 46 
