ssy Cup or Bur, 38.

Oak, Pin, 30; acorns, *27;
flowers, *31.

Oak, Post, *39, 40.

Oak, Swamp White, 38;
flowers, *41;
in early spring, *36;
in winter, *29.

Oak, White, 33.

Oak, Willow, 42.

Oaks, blooming of, 28.

Oaks in Georgia, 44.

Oaks, Red, Black, Scarlet, 46.

Orchard, apple, 77.

Papaw, 225; flowers, *227;
in bloom, *226.

Paxtang walnut, 160.

Pecan, 176; nuts, *159.

Persimmons, American, 229.

Persimmon, Japanese, *v, 232.

Persimmon tree in fruit, *231.

Pine, Austrian, 64.

Pine, Jack, 64.

Pine, Long-leaved or Southern, 63;
forest, *61;
young trees, *62.

Pine on Indian River, *53.

Pine, Pitch, 64.

Pine, Red, 59.

Pine, Scrub, 64.

Pine, White, *vii, 59; cone, *51.

Pines of America, 58.

Pines, The, 49.

Pines, White, avenue of, *67.

Plane, Oriental, 213.

Plane-tree, 213.

Poplar, Aspen, 121.

Poplar, Balsam, or Balm of Gilead, 118.

Poplar, Carolina, 122;
as street tree, *123;
blooming of, 124;
flowers, *95.

Poplar, Cottonwood, 125; in winter, *126.

Poplar, Lombardy, 128, *129.

Poplar, White or Silver-leaved, 125.

Poplar, Yellow, 145.

Poplars (and Willows), 95, 118.

Poplars for pulp-making, 128.

Poplars, White, in spring, *119.

Pyrus family, 89.

Rain, flowers in, 203.

Red-bud, 201; in bloom, *201.

Red-woods, 72.

Salicylic acid from willows, 99.

Salix, genus (Willows), 117.

Sargent, Prof. Charles S., 92.

Sequoias, 72.

Service-berry, 205.

Shad-bush, 205;
flowers, *206.

Skunk-cabbage, 188.

Some Other Trees, 185.

Spice-bush, 193; flowers, *194;
berries, 234.

Spruce, Colorado Blue, 65.

Spruce, Norway, 69;
cones, *49.

Spruce, White, cones, *71.

Spruces, 65.

Squirrels as nut-eaters, *179.

Strobiles (cones) of spruce, 69.

Sweet-gum, 219.

Sycamore, 214, *215;
fruits, *217.

Tree-warden law, 35.

Tropical trees, 225.

Tulip (and Elm), 131, 145.

Tulip flowers, *133;
structure of, 148.

Tulip tree in winter, *148.

Walnut, Black, 160;
in winter, *162.

Walnut, English or Persian, 164.

Walnut, White, 164.

Washington, tree planting in, 32.

Whitewood, 145.

Willow, Basket, 104.

Willow, Black, 110.

Willow family, contrasts of, 98.

Willow,