Siberian Cork-tree, 60 
Silvicolae Thorns, 23 
Sorbus alnifolia, 27 
americana, 59 
var. decora, 59 
amurensis, 59 
arnoldiana, 31, 32, 60 
Aucuparia, 27, 31, 59, 60 
var. dulcis, 59 
var. moravica, 59 
commixta, 59 
discolor, 27, 31 
pekinensis, 27, 59, 60 
pohuashanensis, 59 
Southern Fox Grape, 55 
Spice Bush, 9 
Spiraea Veitchii, 51, 52 
Spring, a late, 3 
Spring Cherry, 6 
Spruce, Balkan, 2 
Douglas, 66, 67 
Serbian, 66 
Spruce-trees, new Chinese, 65 
Street Trees, 63, 64 
Sugar Maple, 64 
Sugar Maples, 60 
Sumach, Chinese, 60 
Fragrant, 9 
Sweet Winter Grape, 54 
Syringa, 37 
Chinese, 39 
affinis, 18 
var. Giraldii, 18 
amurensis, 35 
Henryi var. eximia, 34 
var. Lutece, 33, 34 
hyacinthiflora, 18 
japonica, 35 
Josikaea, 33 
Julianae, 34 
Koehneana, 35 
Meyeri, 18 
microphylla, 34 
oblata, 18 
pekinensis, 35 
pinnatifolia, 18 
pubescens, 34 
reflexa, 34 
Syringa Sargentiana, 34 
Sweginzowii, 34, 51, 52 
tomentella, 34 
villosa, 33, 34 
vulgaris, 17, 18 
Wilsonii, 34 
Wolfii, 34 
yunnanensis, 34 
Taxus cuspidata, 66 
Teas’ Hybrid Catalpa, 50 
Tenuifoliae Thorns, 22 
Thorn, Washington, 23, 47 
Thorns, Cockspur, 22 
Thuya ’plicata, 66 
Tilia americana, 41 
argentea, 43 
canadensis, 66 
caucasica, 43 
cordata, 42, 43, 44 
dasystila, 43 
euchlora, 43 
glabra, 41, 42, 43 
heterophylla, 42 
var. Michauxii, 42 
japonica, 44 
monticola, 42 
neglecta, 42 
petiolaris, 43, 44 
platyphyllos, 42, 43 
var. asplenifolia, 42 
var. pyramidalis, 42 
var. vitifolia, 42 
spectabilis, 43 
var. Moltkei, 43 
tomentosa, 43, 44 
vulgaris, 42, 43 
Tomentosae Thorns, 23 
Traveller’s Tree, European, 40 
Tree of Heaven, 57, 58, 59 
Tree Lilacs, 33, 35 
Trees now in flower, some of the. 
Trees, Street, 63, 64 
Triflorae Thorns, 23 
Tripterygium Regelii, 44 
Tsuga caroliniana, 2, 66 
chinensis, 65 
diversifolia, 46 
