Part 38

Platanus, 119 occidentalis, 117, 119 orientalis, 119

Plum, 172

Poplar, balm of Gilead, 182 balsam, 182 Carolina, 183 cottonwood, 183 Lombardy, 184 necklace, 183 swamp cottonwood, 184 white, 184

Populus, 177, 181 balsamifera, 182 deltoides, 183, 184 grandidentata, 181, 182 heterophylla, 184 tremuloides, 179, 181

Prunus, 172 avium, 172 domestica, 172 pennsylvanica, 172 persica, 172 serotina, 171, 172 virginiana, 172

Pyrus, 168 americana, 170, 171 communis, 169 malus, 167 sambucifolia, 171

Quercus, 83, 85 alba, 85 coccinea, 95, 96 macrocarpa, 88, 89 minor, 91, 92 palustris, 96, 97 platanoides, 86, 88 prinus, 89 prinoides, 90, 91 pumila, 97 rubra, 93, 95 velutina, 92, 93

Redbud, 136

Robinia, 130 hispida, 131 pseud-acacia, 129, 130 viscosa, 131

Rosaceæ, 167

Rowan tree, 170

Salicaceæ, 177

Salix alba, 177 babylonica, 178 nigra, 179

Sapwood, 5

Sargent, quoted, 104, 107, 124, 135, 145

Sassafras, 7, 141, 147

Sassafras sassafras, 147, 149

Scars, 9 fruit, 9 leaf, 9 stipule, 9

Service berry, 173

Scott, quoted, 69, 180

Shad bush, 173

Shenstone, quoted, 70

Silkworms, 124, 125

Simaroubaceæ, 153, 159

Sour gum tree, 120

Spenser, quoted, 180

Stems, 8, 9

Stipules, 9