=Serapias= or =Orchis=, species of, known to Pliny (23-79, A.D.), 109 “Seven doctors,” characters of Hawthorne’s, 215 Shadberry bushes, 31, 119, 186, 202 Shadberry pies, 119 Shakespeare, quoted on name, “Long Purples,” 110 Sheep pastures, 138 Shin-Leaf, 187 Shin-Plasters, 102 Side-Saddle Flowers, 32; origin of name, 65. _See_ Pitcher Plant Sierra Nevada Mountains, 165 Silkweed, Purple-Flowered, 234 Skipper, Captain, in memory of, 229 Skunk Cabbage, 20, 160, 164, 232 Slaves, Cabins of, 196 Smith, Miss Clara, Medford (Mass.), author of poem, _Jack-in-the-Pulpit_, 160 Snails, agents in fertilization, 69 =Snake-Mouth=, 90; =Pogonia=, 47, 87. See _Pogonia_ Snakeroot, 47 Snakes, 161, 174 Snowberry, 6, 14, 187, 209 Snow-Plant, allied with Indian Pipes, 165 Snuff Hollow or Crow’s Nest, Notch Valley, 213 Solomon’s Seal, 20, 21, 100, 171, 187; False, 232 Sori or Spores of Ferns, 192 South Adams (Mass.), 213, 223; South Village, 214 _Spathyema fœtida_, 20 Spatter-Dock, 69. _See_ Lily, Yellow Pond, or _Nymphæa_ Sphagnous swamps, 8, 68, 88 _Sphagnum_, a genus of peat-moss, 116, 142, 152 Spleenwort, 194; Scott’s, 199; Maiden-Hair, 161, 212 Spring Beauties, blossoms, 157 Spring water, necessity of marking springs, 203, 208, 211 Spruce trees, 117, 138, 187 Spuyten Duyvil Creek, 158, 166 Squash cultivation, 146 Squirrel-Corn, 131 St. Cloud, Orange Mountains, N. J., 234, 235 St. Jacob’s Dippers, 32, 65 St. John’s Wort, 187 St. Nicholas Avenue (N. Y. City), 158 Stamford Mountains (Vt.), 185, 210, 224; Hollow, 224 _Standergrass, Royall_, 110 Stars-of-Bethlehem, 19, 41, 62 State Line, Massachusetts and Vermont, 76 State Street, North Adams (Mass.), 112, 212 Staten Island (N. Y. City), 235 Stevenson, R. L., quoted, 224 Stick-tights or Pitchforks, 164 Stolen Moccasins, 44 Stone, Silas, Tavern of, 197, 198 Stone walls, 143 Stone-Liverworts, 194 Strawberries, 73, 95, 210 Sugar-Loaves, or glacial hills, 168 Sumach, Poison, 35, 181; autumn leaves of, 103, 237 Sundew, Round-Leaved-, 32, 187, 194; cultivation of, 146; name, 194 Sun-dial tablet, 228 Swamp Apple blossoms, 6, 168. _See_ Azalea, Pink Swamp Maples, 67, 181 Swamp of Oracles, District Fourteen, Pownal (Vt.), 8, 44, 55, 57, 72, 79, 81, 82, 133, 141, 167, 168, 171, 172, 175, 179, 198, 204 Swanton (Vt.), fossil marine shells found at, 204 Sweet Flag, 25, 161 =Sweet Pogonia=, 83, 259. See _Pogonia_, 259 Symond’s Peak, Greylock’s Brotherhood (Mass.), 11 T Taconic Mountains, heart of the, 9, 11, 12 _Tanacetum vulgare_, 238 Tansy-Weed, 238 Tennyson quoted, 110 _Thalesia uniflora_, 164 Theophrastus cited on origins of plant names, 117, 133, 169, 195 Thermopylæ, Pass of, 96 Thimble-Berry blossoms, 238 Thistles, 238