INDEX 
Spur, 207, 215, 250, 251, 254, 255. 
Stamen, 159, 160, 177, 179, 183, 185, 
190, 191, 195, 196, 197, 202, 206, 207, 
209, 210, 211, 214, 215, 216, 244, 250, 
251, 252, 253, 254, 256. 
Starch, 3, 192. 
Starfish, 70. 
Staurastrum, 59, Fig. 13. 
Stem, 21, 106, 107, 115, 129, 130, 140, 
141, 146, 153, 162, 167, 168, 170, 171, 
172, 182, 189, 191, 192, 200, 201, 204, 
278; of Dicotyledons, 200, 201; 
Equisetum, 140, 141; Ferns, 129, 
130; Lycopods, 146; Monocotyle- 
dons, 170, 171; Mosses, 115; Pine, 
170. 
Stem-apex (growing point), 62, 131, 
140, 141, 170, 171, 185; Chara, 62; 
Equisetum, 140, 141; Fern, 181; 
Pine, 170, 171. 
Stemonitis, 32, Fig. 4. 
Stigma, 178, 179, 181, 185, 194, 250, 254. 
Stipule, 201. 
Stolon, 202. 
Stoma, 21, 106, 107, 112, 115, 117, 125, 
141. 
Stomium, 133, Fig. 35. 
Stonewort (see also ‘‘ Characez’’), 
22, 103. 
Strawberry, 182, 211. 
Strobilus (see also ‘‘Cone”’), 140, 
142, 143, 146, 164. 
Style, 178. 
Stylophorum, 236. 
Sub-kingdoms of plants, 16. 
Sub-polar zone of vegetation, 230. 
Subterranean stems, 192. 
Sucker (see also ‘‘Haustorium”’), 
82, 84, 91. 
Sugar, 3. 
Sugar-cane, 188. 
Sulphur, 2. 
Sumach (Rhus), 237. 
Sundew (Drosera), 209, 257, 258, 
Fig. 58. 
Sunflower, 216, 241. 
Surf plants, 263, 
Suspensor (of Embryo), 144, 145, 170, 
171, 185. 
317 
Swarm-spores (see also ‘ Zod- 
spores ’’), 23, 24, 34, 38. 
Sweet pea, 179, 278, Fig. 60. 
Symbiosis, 279. 
Sympetale, 202, 212, 213, 214, 215, 
218, 219, 229, Figs. 52, 53. 
Sympetaly, 218. 
Symplocarpus, 186. 
Synangium (of Marattia), 133, Fig. 
34, 
Synergide, 179, 181. 
T 
Tapetum, 134, 135, Fig. 35. 
Tape-worm, 90. 
Tap-root, 162, 168, 183, 200, 204, 268. 
Targionia, 103, 109, Figs. 26, 28. 
Taxodium (see also ‘‘ Bald Cypress,” 
178, 227; T. distichum, 227; T. dis- 
tichum miocenum, 227. 
Taxonomy, 12. 
Taxus (see also ‘‘ Yew’’), 165, 168, 
170, Fig. 41. 
Tecoma (see also 
creeper ’’), 214, 252. 
Temperature, effect on growth of 
plants, 17. 
Tendrils, 23, 202, 278, Fig. 60. 
Tentacle (of Drosera), 258. 
Tertiary formations, 173, 174, 227, 
228, 229, 230, 281, 235, 236. 
Tetraspores, 72, 73, Fig. 19. 
Thallophytes, 16, 48, 80, 101, 220, 221, 
287, 289. 
Thallus, 97. 
Thaxter, Prof. R., 83. 
Theca (of moss-capsule), 117, Fig. 30. 
Thistle, 215, 216, 241. 
Thorns, 202, 260, 261. 
Tillandsia (see also ‘Spanish 
Moss”), 194, 277; T. usneoides, 
194, 
Tissues, 8, 10, 14, 21, 87, 124, 183, 
200, 291. 
Tmesipteris, 144. 
Toad-flax (Linaria), 215, Fig. 53, 
Toadstool, 90, 94. 
‘« Trumpet- 
