— 2til — 



l'iinelaria, 167. 

 Pylaisia, 187. 

 ryreuopsis, 103. 

 l'yronema, 45. 

 l'yri.s. VU. 

 QuatcriKiria. ^^^. 

 (.Hiercus. '^i,s. 

 Hacomilriiim. I8'2. 

 Radiola. TIO. 

 Kadula, 176. 

 Radulura. 63. 

 Ralf.sia. KiG. 

 Riinialiiia, 100. 

 RaiHinculus. 215. 

 Raphaniis, 219. 

 Rfboulia, 177. 

 Reseda, 219. 

 Reticularia, 17. 

 Rhabdonema. 3. 

 FUiamiius, 222 

 Rhinantiis, 212. 

 Rhizina, 58. 

 Rliizopogon, 19. 

 Rhododermi,«, 148. 

 Rhodomela, 156. 

 Rliodopliyllis, 145. 

 Rhodymeiiia, 145. 

 Rbyiichospora, 201 

 Rbyiichostegium, 188. 

 Rhyniovis, 71. 

 Rhviisma, 41. 

 Rica.^olia. 99. 

 Riccia, 177. 

 Rivularia, 117. 

 Roccella, 100. 

 R.iestelia, 9. 

 Roripa. 217. 

 Rosa, 225. 

 Rosellinia, 23. 

 Rubia. 232. 

 Rubiis, 225. 

 Rumex, 210. 

 Riippia. 206. 

 Ruscus, 204. 

 Rus.Mila. t.9. 

 Rytiphisea, 159. 

 Saccogyiia, 175. 

 Saccorhiza. 169. 

 Sagiua. 21 i. 

 Sagitlaria, 207. 

 Salicorjiia, 21 1. 

 Sali.\, 209. 

 Sal.?ola. 211. 

 Salvia, 241. 

 Sambiicu? 231. 

 .Saiiiolus. 239. 

 Sanicula, 228. 

 Saprolegnia. 13. 

 Saxifraga. 228. 

 Scabiosa, 232. 

 Scaiidix, 228. 

 Scapania. 174. 

 Schizonema, 4. 

 Schizosiphon, 1 15. 

 Scbizophvllura, 68. 

 Schizolhr'ix, 118. 

 Schizymenia. 14t. 

 Schœnus, 202. 

 Scilla, 204. 

 Sciiiaia, I \G. 

 Scirpus, 201. 

 Scleranthus, 212. 



Sclerodornia. 18. 



Si'JiTdpoa. 197. 

 Scolopendrimii, 192. 

 Se dyiiuis. 2:i2. 

 ScDrzdiiora, 233. 

 Scropbiilaria. 244. 

 Sciilellaria, 240. 

 Scylonema, 117. 

 ScyloiiiphoM, 169. 

 Secale, 196. 

 Sedum, 228. 

 Sebgeria, 180. 

 Seliunm. 230. 

 Seniperyivum, 227. 

 Seiiebicra, 217. 

 Senecio, 237. 

 Serapias, 205. 

 Serrafalcus. 196. 

 Serralula, 234. 

 Selaria. 199. 

 Sherardia, 231. 

 Siblborpia, 243. 

 Silans, 229. 

 Silène, 214. 

 Silvbum, 235. 

 Siniethis, 204. 

 Sinapis, 218. 

 Sirosiphon, 1 18. 

 SisûD, 229. 

 Sisymbrium, 218. 

 Sium, 229. 

 Smyrnium, 228. 

 Solanum, 2 44. 

 Solenia, 49. 

 SoJiilaso, 237. 

 Solieria, 154. 

 Sonchus, 233. 

 Sorbus, 224. 

 Sordaria. 22. 

 Sparassi.s, 61. 

 Sparganium, 202. 

 Spartina, 199. 

 Specul.ina, 238. 

 Spergula, 213. 

 Sperguiaria, 212. 

 Spcrninsira, 111. 

 Spbacelaria, 164. 

 Spbagnoecetis. 175. 

 Spbagnum, 190. 

 Sphinctrina. 102. 

 Spbœria, 23. 

 Spliaeningium, 178. 

 Spha^robolus, 19. 

 Splia;rocarpijp. 177. 

 Sphaerococcus, 152. 

 Sphreropboroii. 102. 

 Sphaeroslilbe, 36. 

 SplitPiozyga, 111. 

 Spirarilbe.s, 206. 

 Spiraea, 226. 

 Spirogyra, 121. 

 Spiriilina. 111. 

 Splacbmim, 183. 

 Sporid('.<minfTi, 10. 

 Sporoclinus, 170. 

 Sporoiricbum. 11. 

 Spiimaria, 17. 

 S(>yridia, 144. 

 Squamaria. 96. 

 Stachys, 241. 

 Statice, 238. 

 &taura£tnim, 119. 



S(aiiro.«permum, 121. 



SIellariii. 213 

 StemoTiilis, l(i. 

 StiMiOKr.ininia, 1 'i5. 

 Sterrocaiilon, 100. 

 Stcreuiii, 62. 

 Sllcla, 99. 

 Stictina, 99. 

 Sliclis, 41. 

 .Sli('l(i.-;pbipria, 36. 

 Slignialea, 21. 

 Stiginatidiiim, 88. 

 Slilbiim, 15. 

 Slilophora. 168. 

 SIriaria, 168. 

 Striatella, 3. 

 Suieda, 211. 

 Surirella, 1. 

 Symphytum, 245. 

 Symiilocu, 115. 

 Synedra, 2. 

 Systegii'.m, 179. 

 Tabeliaria, 3. 

 Tamaris. 220. 

 Tamus. 205. 

 Taiiacetum, 236, 

 Taonia, 168. 

 Taiaxacum. 233. 

 Targionid, 177. 

 Taxus, 208. 

 Teesdalia, 217. 

 Tetraspora, 129. 

 Teucrium, 240. 

 Tbamnium, 188. 

 Thelepbora, 63. 

 Tlielopsis, 85. 

 Thelolrema. 93. 

 Tbesiura, 210. 

 Thlaspi. 217. 

 Tbrincia, 233. 

 Thuidium, 186. 

 Tliymus. 242. 

 Tilia, 221. 

 TillîEa, 228. 

 Tilopleris, 163. 

 Tolypothrix, 118. 

 Torilis, 230. 

 Torriibia, 40. 

 Turula, 10. 

 Tracbyjia. 102. 

 Tramcles. 65. 

 Trapa, 227. 

 Tremella, -09. 

 Triblidiuni, 43. 

 Trichia, 15. 

 Triclionema, 205. 

 Triclio.slomuni, 181. 

 Trichotlieciiim, 12. 

 Trifoliuin, 223. 

 Triglocliin, 206. 

 Trigoiiella. 224. 

 Tripbraginiiini, 10. 

 Triselum, 198. 

 Triticum, 196. 

 Trochila, 44. 

 Tryblioiudla, I. 

 Tiil)er, 19. 

 Tulo?tnma. 19. 

 Tussilage, 237. 

 Tympanis. 43. 

 Typha, 202. 

 Typhula. 60. 



