Seedlings, izi. 



Self-effacement, 187. 



Sense of the sea, 1 96. 



Sensitive fern, 57. 



September, 118, izz. 



Sequoia, 1 85-1 87. 



Serpent, 106. 



Sertularia, 204. 



Shadbush, I64, 123, 124. 



Shale, 5. 



Shelf fungus, 114, 146. 



Shellbark, 157. 



Shield-fern, 159. 



Shinleaf, 80. 



Shooting-star, 183. 



Shore, 198, zoz, 203. 



Shrews, 139. 



Shrilling, 19, 53. 



Sierra Nevada, 185, 189. 



Silence, 187, 191. 



Silver fir, 185, 186. 



Silver-rod, 113. 



Simplicity, 188. 



Sky, 165, 171, 191, 194, 198, 



199. 

 Skunk, 149, 155. 

 Skunk-cabbage, 11, 122. 

 Slave-making ant, 112. 

 Slavery, 106. 

 Slaves, 104, 108-112. 

 Smilax, 12, 30, 113, 117. 

 Snakea, 143, 155. 

 Snipe, 22. 

 Snovsr, 70, 140, 141, 147, 152- 



156, 160, 161, 166, 181. 

 Snovsrbird, 27, 66, 190. 



Snow-buntings, 22, 24. 



Snowflakes, 8, 22, 133, 153, i6j. 



Snow-storm, 153. 



Socialism, 96. 



Social wasp, 86, 89. 



Solitary wasps, 89. 



Solitude, 177, 188. 



Solomon' s-seal, 6z. 



Song, 18-20, 31, 32, 41-43, 45- 

 51. 53. SS.(>7> 119. 138.161, 

 163, 168-170, 178, 190, 198. 



Song-birds, 189. 



Song-sparrows, 17, 31, 45, 50. 



Sorrel, 57. 



Sou'wester, 206. 



Spagnum, 68, 122, 168. 



Sparrows, 16, 17, 31, 37, 38, 



42. 43. 45. 46. 50. 70, 118, 



iSS, 162. 

 Spatter-docks, 152. 

 Speedwells, 57. 

 Spicebush, 58, 170. 

 Spider, 29, 51, 65, ^8, 83-89, 



117. 

 Spider's egg, 160. 

 Spider-web, 64, 84. 

 Spinnerets, 85, 88, 89. 

 Spinning, 84, 88, 93. 

 Spores, 119. 

 Spray, 203, 207. 

 Spring, 11-14, 17, 21, 24,45, 



50, 51, 68, 112, 114, 119, 



144. 157. 170- 

 Spring beauty, I, 20, 61, 169. 

 Spruce, 6, 32, 57, 66, 6-j, 181, 



182, 185, 186. 



220 



