i;8 



INDEX. 



Rue, 66. 



Runner, 25, 146. 

 Rupture, 30. 

 Rupture, of tissues, 23. 

 Ruscus (see Butcher's broom). 

 Rush, 55, 93, 117, 120, 154. 



S. 

 Saccate, 85, 88. 

 Saffron, 138. 

 Sage, 86, 96, 97, 100, 105, 157. 



Sagittate, 58. 



St. John's wort, 66, 94. 



Salts, 3, 4, 9, 10, 71, 160. 



Salver-shaped, 89, 118, 125. 



Samara, 137. 



Sand, 160. 



Saprophyte, 3, 64, 71. 



Sap, 8, 38, 130; ascending or crude, 41, 42, 

 67, 71; course of, 41-42; elaborated, 

 42, 67 (see Cell-sap). 



Sap-wood, 38, 42. 



Sarracenia, 54, 71. 



Saucer-shaped, 89. 



Sawdust, 160. 



Saxifrage, 100. 



Scabious, 157. 



Scale, 28, 64, 98, 99, 101, 152, 154 (see Scale- 

 leaf). 



Scale-leaf, 46, 61, 64, 67; description of, 

 147, 149- 



Scalpel, 29, 74. 



Scaly, 78, 86, 152. 



Scape, 76, 112. 



Scar, 132 (see Leaf-scar). 



Scarlet pimpernel, 138, 157. 



Scarlet runner, 2s, 53> 59* 6 4> 7 2 > i 2 7- 



Scattered, 48, 49, 112, 155, 156, 157. 



Schizocarp, 137. 



Sclerenchyma, 33, 34, 36, 41, 66. 



Scorpioid cyme, 80. 



Scotch fir (see Fir). 



Scrophularia, 157. 



Scrophulariacepe, 157. 



Scutellum, 133, 143. 



Sea-squirt, 4. 



Secondary ; bast, 37 ; leaflet, 61 ; lobe, 59 ; 

 root, 13; stem, 21 ; wood, 37. 



Secretion, 66. 



Secretory reservoir, 66. 



Section ; cross-s. (see Transverse s.); longi-_ 

 tudinal s., 30, 107, 149 ; preparation of," 

 159-160; radial s., 30, 32, 33, 38 ; tan- 

 gential s., 30, 38 ; transverse s., 30, 31, 

 38, 40, 98, 106, 149. 



Section-cutting, 159. 



Secundine, 108. 



Sedges, 21, 26, 50, 53, 117, 118, 120, 142, 149, 



J 54- 



Seed, 7, 67, 68, 75, 86, 102, 109, 115, 136, 137, 

 139, 152, 153, 154, 158, 160; description 

 of, 148, 151 ; distribution of, 140-142 ; 

 examination questions on, 164 ; ger- 

 mination of, 142-143 ; morphology of, 

 132-135 *» physiology of, 140-143 ; pro- 

 tection of, 140. 



Seed-coat, 132, 134, 136, 137, 139, 140, 142, 



143' 



Seedling, 19-20, 44, 50, 54, 61, 68. 

 Segmented, 58. 



Self-pollination, 1 15, 120, 125, 126, 127, 129, 

 131. 



Self-sterile, 115, 123, 130. 



Sensitiveness, 3 (see Irritability). 



Sensitive plant, 3, 53, 72. 



Sepal, 74, 75, 82, 83-86, 87, 88, 103, no, 118, 



125, 126. 

 Septicidal, 137, 138. 

 Septifragal, 138. 

 Series, 21, 151, 152, 153, 154, 155, 156, 157 ; 



linear s., 2. 

 Serrate, 58. 



Sessile, 52, 58, 59, 63, 96, 103, 117, 122, 147. 

 Setose, 28. 

 Seven, 61. 

 Shadow, 54. 

 Shape (see Form). 

 Sheath, 53, 63, 64, 76, 152, 153 ; desci-iption 



of, 147. 

 Sheathing, 55, 63, 84, 156. 

 Shepherd's purse, 28, 76, 83, 85, 105, 109, 



137. J 55- 

 Shoot, 19, 22, 25, 26, 40, 41, 42, 43, 44, 46, 

 54, 61, 68, 70, 71, 74, 75, 76, 80, 92, 99, 

 109, 132, 160. 

 Shortening, of root, 19. 

 Short-styled, 125. 

 Shrub, 23, 48, 146, 154, 155. 

 Sieve-plate, 31, 33. 

 Sieve-tube, 31, 33, 34, 35, 36, 67. 

 Silica, 67. 

 Silicula, 137. 

 Siliqua, 137, 141, 155. 

 Silky, 28. 

 Silphium, 55. 

 Silver grain, 38. 

 Silverweed, 62. 

 Simple, 59, 76, 78, 79. 

 Six, 82, 93, 94, 98, 99, 117, 123. 

 Size, of plants, 23, 146. 

 Skeleton leaves, 8. 

 Sleep, of plants, 72. 

 Sleeping-room, n. 

 Slides, 158-160. 

 Slit, 124. 

 Sloe, 28, 156. 

 Slugs, 41. 



Small-flowered geranium, 120. 

 Smooth, 146 (see Glabrous). 

 Snails, 41, in. 

 Snapdragon, 77, 87, 90, 94. 95, 96, 97, 113, 



128, 138, 157. 

 Snowberry, 104. 

 Snowdrop, 21, 76, 83, 86, 93, 94, 98, 101, 



105, 113, 123, 154. 

 Sodium, 160. 

 Soft-bodied insects, in. 

 Soil, 17, 19, 45, 141, 142. 

 Solid, 23, 146. 

 Solomon's seal, 26. 

 Solution, of food, 10, 17, 18, 69 ; how to 



prepare, 160. 

 Sorrel, 64, 117, 155. 

 South, 55. 



Sowbread (see Cyclamen). 

 Spadiciflorse, 152, 153-154- 

 Spadix, 78, 99, 120, 125, 152, 153. 

 Spanish chestnut (see Chestnut). 

 Sparganium, 154. 

 Spathe, 76, 120, 125, 153. 

 Species, 21. 



Speedwell, 89, 94, 95, 157- 

 Spike, 77, 78, 117, 118, 152, 154. 

 Spikelet, 117, 152. 



