INDEX. 



271 



Smut Fungi, 13, 121, 122. 

 Soredia, 145. 

 Sori, 35. 



Spermaphytes, 9, 13, 205 et seq. 

 Spermatia, 145. 

 Spermatozoids, 10, 71. 

 k Sphseroplere, 90. 



Spiral vessels, 217, 229, 231. 

 Spirogyra, 41, 98 et seq. 

 Sporangia, 36, 38, 128, 182, 195, 197. 

 Spore, 9, 36, 38, 198, 199, 202 ; resting, 



52, 86, 91. 



Sporophyte, 9, 36, 89. 

 Starch, test for, 74. 

 Stems, deliquescent, 27 ; excurrent, 



27. 



Sticta pulmonacea, 140. 

 Stigma, 24. 

 Stipe, 35. 

 Stomata, 21, 22, 114, 130, 171, 172, 194, 



212, 224, 226 ; water, 22. 

 Stonewort, 106. 

 Style, -24. 

 Sugar, 241. 

 Sundew, 254. 

 Sunlight, 245. 

 Symbiosis, 139. 

 Symmetrical flowers, 30. 



Taproot, 17. 



Teleutospores, 157. 



Testa, 16. 



Tetraspora, 81. 



/Thallophytes, 3, 13, 41. 



Thallus, 3, 41, 121, 139. 



Tilletia caries, 122, 123. 



Toadstools, 13, 121, 160 et seq. 



Tooth-bearing Toadstools, 161, 165. 



Toxins, 65. 



Trache'ides, 217. 



Trama, 164. 



Transpiration, 21, 244. 



Trichogynes, 145. 



Truffles, 138. 



Tube-bearing Toadstools, 161, 164 et 



seq. 

 Twining movements, 249. 



Ulva, 88, 89. 

 Uredineae, 157 et seq. 

 Uredospores, 157. 

 Usnea barbata, 140. 

 Ustilagineae, 13, 121, 122. 

 Ustilago maidis, 123, 124. 



Vacuoles, contractile, 49, 86. 



Vascular Cryptogams, 183. 



Vaucheria, 73 et seq. 



Vaucheriacese, 73. 



Velum, 162. 



Venation, 19. 



Venus' Flytrap, 254. 



Vernation, 19. 



Volva, 162. 



Volvocinea3, 71, 77 et seq. 



Volvox, 79. 



Water Flannel, 88. * 

 Water mold, 125, 134. 

 Water net, 82, 83. 

 Wheat Bunt, 122. 

 Work, 246. 



Xylem, 211, 215, 227, 231. 

 Yeast, 138, 148 et seq. 



Zoogloea, 68. 



Zoogonidia, 122. 



Zoospore, 43, 58, 70, 76, 85, 87, 89, 113, 



122. 



Zygnemeae, 94, 97. 

 Zygospore, 9, 41, 58, 71, 89, 98, 102, 



125, 127. 



TYPOGRAPHY BY J. S. GUSHING & Co., NORWOOD, MASS., U.S.A. 



