INDEX. 



615 



Bubia, 551, 552, 553. 

 Rubiacese, 542, 546, 548, 



549, 553. 

 Rubiales, 490, 505, 548, 



556, 564. 



Rubus, 458, 460, 461. 

 Rudbeckia, 572. 

 Ruellia, 530. 

 Ralingia, 422. 

 Rumex, 151, 359, 360. 

 Rnppia, 278, 279. 

 Ruscus, 316. 

 Rush, 283, 284. 

 Russula, 171. 

 Russulei, 171. 

 Rust of Wheat, 148. 

 Rusts, 146. 

 "Rust spots," 130. 

 Ruta, 436. 

 Rutaceze, 436. 

 Ruteae, 436. 

 Rye, 125, 151. 

 Rye-grass, 295, 296. 

 Rye-stem blight, 113. 



Sabal, 300. 

 Sabalese, 299. 

 Saccharomyces, 177, 178. 

 Saccharotnyces-fornis,176. 

 Saccharum, 293. 

 Safflower, 574. 

 Saffron, 321. 

 Sagina, 364, 365, 366. 

 Sagittaria, 281, 282. 

 Sago, 254. 

 Sago-palm, 298. 

 Sainfoin, 472, 473. 

 " Salep," 333. 

 Salicaceae, 338. 

 Salicin, 339. 

 Saliciflorse, 337. 

 Salicornia, 369, 371, 503. 

 Salicoruieas, 371. 

 Salisburia, 259. 

 Salix, 122. 337, 333. 

 Salpiglossis, 521. 

 Salsafy, 574. 

 Salsola, 370, 371, 372. 

 Salsolea;, 370. 

 Saltpetre formation, 35. 

 Saltwort, 370. 

 Salvadora, 547. 

 Salvadoraceae, 542, 547. 

 Salvia, 536, 540, 541. 

 Salvinia, 201, 216, 217, 



218, 245. 



Salviniaceas, 210, 218. 

 Sambuceae, 555, 557. 

 Sambucus, 156, 553, 555. 

 Samolus, 513. 

 Samydaceae, 476. 



Sandal-wood, 473, 500. 

 Sandarack resin, 269. 

 Sand-box tree, 432. 

 Sand-star, 287. 

 Sanguinaria, 395. 

 Sanguisorba, 460. 

 Sanicnla, 493. 

 Sauuicle, 493. 

 Sauseviera, 320. 

 Sautalacete, 500. 

 Santalum, 500. 

 Santolina, 572. 

 Sapindaceae, 440. 

 Sapindus, 441. 

 Saponaria, 368. 

 Sapouin, 460. 

 Sapotacea3, 510. 

 Saprolegnia, 102, 107, 103. 

 Saprolegniaceae, 107. 

 Saprophytes, 5. 

 Sapucaia-nuts, 489. 

 Saranthe, 327. 

 Sarcina, 27, 28, 38. 

 Sarcophyte, 504. 

 Sargassum, 4, 10, 73, 75. 

 Sarothamnus, 472. 

 Sarracenia, 409. 

 Surraceniacese, 408. 

 Sarsaparilla, 316. 

 Sassafras, 392. 

 Satureia, 540, 5il. 

 Satureieae, 539. 

 Saurureaa, 362. 

 Saururus, 362. 

 Saussurea, 570. 

 Sauvagesiea3, 411. 

 Saw-wort, 570. 

 Saxifraga, 161, 452. 

 Saxifragacese, 451, 452. 

 Saxifrage, 452. 

 Saxifraginaa, 451, 555. 

 Scabiosa, 558, 559, 560. 

 Scasvola, 564. 

 Scale-leaves, 235. 

 Scammony, 517. 

 Scandiceae, 495. 

 Scaudix, 495. 

 Scapania, 192. 

 Scarlet-runner, 473. 

 Scenedesmus, 51. 

 Scheuchzeria, 278. 

 Schistostega, 196, 197. 

 Schistostegaceas, 197. 

 Schizaaa, 215. 

 Schizffiaceaa, 210, 215. 

 Scbizanthus, 521. 

 Schizocarp, 492. 

 Schizocarpea3, 195. 

 Schizochlaruys, 51. 

 Schizomeris, 53. 

 Schizomycetes, 26, 33. 



Schizopetaleas, 404. 

 Schizopetaluni, 402. 

 Schizophycese,8, 10, 22, 26. 

 Schizophyllutu, 171. 

 Schizophyta, 1, 14, 19, 22, 



24. 



Schoanocaulon, 310. 

 Schceuoxiphium, 287. 

 Schoenus, 286. 

 Schweudenerian Theory, 



139. 



Sciadium, 51. 

 Sciadopitys, 267. 

 Scilla, 312, 314. 

 Scirpeae, 285. 

 Scirpus, 285, 286, 287. 

 Scirrhia, 131. 

 Scitamiueffi, 276, 278, 323, 



328. 

 Scitonemaceas, 22, 24, 25, 



27. 



Scleranthus, 365, 367. 

 Scleria, 286. 

 Scleroderrna, 175. 

 Sclerodermataceae, 175. 

 Sclerotinia, 116, 134, 135. 

 Sclerotiurn, 87, 127. 

 Scolopendrium, 213, 214. 

 Scoparia, 525. 

 Scopolia, 519, 521. 

 Scorodosma, 496. 

 Scorzonera, 571, 574. 

 Scotch Fir, 259, 266. 

 Scotinosphsera, 47, 51. 

 Screw Pine, 302. 

 Scrophularia, 524, 526. 

 Bcrophulariacege, 518, 521, 



522, 527. 



Scutellaria, 536, 539. 

 Scutellum, 293. 

 Scyballium, 504. 

 Scytonema, 22, 26, 176. 

 Scytonemaceze, 25. 

 Sea-holly, 493. 

 Sea-kale, 403, 405. 

 Sea-lavender, 514. 

 Sea-milkwort, 513. 

 Seaweed, 4. 

 Sea-wormwood, 574. 

 Sebacina, 156. 

 Secale, 127, 295, 296. 



cornutum, 127. 

 Sechium, 481. 

 " Sedimentary-yeast, "178. 

 Sedum, 451, 452. 

 Seed, 247, 248, 249. 

 Seguieria, 372. 

 Selagiuaceas, 532, 541. 

 Selaginella, 200, 203, 223, 



229, 230, 232, 233, 



245, 254. 



