320 



ISO ; birch, 288 ; blue lettuce (Mtilge- 

 dium), 173 ; burdock, 155 ; burdock- 

 seeds and birds, 197 ; burrs and stick- 

 seed, 150-155, 197 ; cat-tail (7'ypha), 

 173; clematis, 172 ; enchanter's night- 

 shade (Circaa), 154 ; galinsoga, 172 ; 

 galium, 150; golden-rod, 173 ; goose- 

 grass (Chenopodittm), 154 ; groundsel- 

 tree (JBaccharis), 174; hedgehog grass, 

 155, 284 ; hound'stongue, 154 ; ma- 

 ple, 4, 5, 25-27 ; milk-weed, 172-174; 

 pine, 1318; poison-ivy, 93; salsify, or 

 oyster-plant, 172 ; sanicle, 154; shoot- 

 ing, 203, 205 ; thistle, 171-174; tulip- 

 tree, 274, 284 ; weed-seeds, 180-184 ; 

 wild lettuce, 1 73; willow, 170; winged, 

 170-174; witch-hazel, 203. 



Seeds, germination of, 24-29; cotyle- 

 dons, designs of, 29. 



Semicolon butterfly. See Butterfly. 



Service-berry. See Shad-blow. 



Shad-blow (A melanchier Canadensis), 49. 



Shakespeare, quoted. "Pignut," 66; 

 "red -hipped humblebee" and his 

 "honey-bags," 112. 



Shave grass. See Scouring-rush. 



Shooting seeds, 203, 205. 



Shrimp, fairy (Branchippus vernalis),^. 



Silk-weed. See Milk-weed. 



Silver maple. See Maple. 



Skunk-cabbage (Symplocarpus fcetidus), 

 pioneer blossom of, 3, 19, 23, 24, 226, 

 227. 



Sleep of plants, 124-127. 



Smart-weed (Pofygonunt), seed of, 284. 



Snake, black, as a nest hunter, 230. 



Snake-head. See Turtle-head. 



Snake-root, black. See Sanicle. 



Snake-skins in vireo nest, 222 ; bird col- 

 lectoj of, 223. 



Snapping-beetle, great eye-spotted (Ela- 

 ter oculatus) , vi, 119; under stone, 74. 



Sneeze - weed (Helenium autumnale), 

 seed of, 284. 



Snow-bird, 213 ; snow -bunting (Junco 

 A}'ema/is),2i3; nest materials of , 224. 



Snow-burrowers : Grouse, 267 ; squir- 

 rel, 276. 



Snow : Curious specks on, 285 ; stories 

 in, 247; rings and other devices of 

 wind-blown grasses in, 268 ; snow- 

 tracks of grouse, 264 ; of mice, 248 ; of 

 rabbit. 250. 



Snow-fleas (Podura), 289. 



Soldier-bugs in sweep-net, 119. 



Solitary vireo, nest materials of, 224. 



Sorrel-sheep (Rumex acetosella), rosettes 

 of, in winter, 240. 



Sorrel, wood, (Oxalis), night aspect of 

 leaves, 127. 



Spanish needles, 151. 



Spanworm, 118. 



Sparrow : Chipping, nest materials of, 

 224; winter tenant of nest, 231 ; fox, 

 213; song, 40, 212; yellow -winged, 

 insect-like song of, 130. 



Spice-bush caterpillar (Papilio Troilus), 

 132. 



Spider prisoners in a wasp-net, 156, 161. 



Spiders, various, 119, 161. . 



Spider-web: Botany lesson from a, 171; 

 in the dew, 124 ; in bird's-nest, 221. 



Spores, squirming, of scouring-grass ; in- 

 flammable, of club mosses ; of Fungi ', 

 177, 187. 



Spring beauty ( Claytonia Virginica), 21, 

 22, 23. 



Spring calendar, i 86. 



Spring flowers, 13, 20-24. 



Spring foliage, tender tints of, 48, 49. 



Squirrel: As a bird's-nest hunter, 230; 

 gray, as a snow-burrower ; in winter, 

 276 ; red, a botany lesson from, 17 ; 

 providence of, 278. 



Squirrel-cups. See Liverwort. 



Stag-beetle (Lucanus), 239. 



Star cucumber ( Sicyos angulatus), pollen 

 of, 115. 



