INDEX. 



177 



Red-bud, 151. 

 Kegulus calendula, 132. 



satrapa olivaceius, 132. 

 Ui'itlirodoiitonijs kliiiiiatlieiisis. Hi, 93 

 J;liaiuiuis calit'ornica, 154. 



rubra, 1.54. 

 Ehododendrou albitloruiu, 82. 

 Rhus trilobata, 152. 

 Ribes aiuictum, 148. 



cereum, 148. 



erj-throcarpuni, 82. 



klaniathense, 148. 



lacustre, 82. 



viscosis-siruum, 148. 

 Robin, western, 133. 

 Rock slopes, 25-26. 

 Rose, California, 150. 



wild, 150. 

 Rosa californica, 150 



gymnocarpa, 150. 

 Rubus lasiococcus, 82. 



nutkanus, 150. 



parviflorus, 150. 



vitifoliua, 150. 



Sageltru.sli, true, 53, lt)5. 

 Sagina saginoides, 145. 

 Salix barclayi, 80. 



lasiandra, 141. 



nuttalli, 141. 



sitchensis, 141. 

 Salpinctes obsoletus, 130. 

 Sambucus luelanocarpa, 164. 

 Sandpiper, spotted, lin. 



western, 110. 



western solitary, 110. 

 Sapsucker, redbreasted, 115. 



Williamson, 116. 

 Sarcodes sanguined, 157. 

 Saxifrage, alpine rock, 147. 



giant water, 148. 

 Saxifraga brj-ophora, 147. 



nivalis, 80. 



punctata, 80. 



tolniiei. 147. 

 Sayoruis saya, 117. 

 Scapanus alpinus, 81. 



californicus, 88. 

 Sciuroitterus alpinus klamathensis, 92 

 Sciurus alboliiubatus, 91-92. 



californicus, 91. 



douglasi cascadenai.s, 81 . 



fo8.sor, 92. 

 Seolecophagus cyanocephalus. 122. 

 Scutellaria nana, 161. 

 Selasphorus rufus, 117. 

 Senecio canus, 168. 



trigonophyllua, 167. 

 Serviceberry, 150. 

 Sewellel, 92-93. 

 Shasta, avalanches, 26, 27. 



basin slopes, 52. 



birds, 109-134. 



canyons, 21-22. 



effects of burns, 47. 



effects of scanty moistiiri^, 19-20. 



forest lires. -16-47. 



I'lT.-i.-j—Xo. k; 23 



Shasta, forests, 30-46. 



general features, 17-18. 



glacial basins, 20-21. 



life zones, 52-68. 



mammals, 87-108. 



plants, 135-169. 



rock slopes, 25-20. 



streams. 23-24. 

 Sheep, mountain, 103. 

 Shoveller, 109. 

 Shrew, Monterey, 88. 



Shasta. 87. 



Sierra, 87. 



white-bellied water-, 88. 

 Shrewnude, large, 88. 

 Shrike, white-rumped, 128. 

 Sialia arctica, 133-134. 



mexicana occidentalis, 133. 

 Sibbaldia, alpine, 150. 

 Sibbaldia procumbens, 150. 

 Silene acaulis, 82. 



bernardina, 81. 



californica, 81 



grayi, 145. 



buksdorfi, 146. 

 Siskin, pine, 124. 

 Sisyrinchium bellum, 141. 

 Sitanion ciuereum, 139. 

 Sitta canadensis, 131. 



carolinensis aculeata, 131. 



pygmtea, 131. 

 Skullcap, dwarf, 161. 

 Skunk, large, 105. 



little spotted, 1U5. 

 Slope exposure, 47-51. 

 Slopes, basin, 52. 



effect of steep, 51. 

 Smelowskia, 80. 

 Smilax, California, 140. 

 Smilax californica, 140. 

 Snipe, "Wilson, 109. 

 Snow berry, 164. 



mountain, 16;. 

 Snow biish, 153. 

 Snow plant, 157. 

 Solidago elongata, 108. 

 Solitaire. Townseud, 132-133. 

 Sorbus occideutalis, 82. 



sambucifolia, 150. 

 Sorex (Atophyrax) bendirei.SI. 



montereyensis, 88. 



(Xeosorex) navigator, 88. 



obscurus, 81. 



sliasteiisis, 16, 87. 



vagrans anuenus, 87. 

 SoiTel, alpine, 144. 

 Sparrow. Lincoln, 126. 



mountain song, 125. 



thick-billed, 126. 



Townsend, 126. 



western chipping, 125. 



western lark, 125. 



western savanna, 124. 



white-crowned, 125. 

 Spatula clypeata, 109. 

 iSpeotyto cunicularia hypogica, 114. 

 Spermophilus beldingi, 81. 



