456 



i:tTDEX. 



Picea, 31, 379, 423. 



Picraena, 342. 

 Pierardia, 346. 

 Pimenta, 10. 

 Pimpinella, 17. 

 Pmguicula, 72. 

 Pmus, 174, 181, 322, 372, 



422, 442. 

 Piper, 47, 233, 270, 317. 

 Pistacia, 30, 203, 269, 325, 



409. 

 Pistia, 435. 

 Pisum, 315. 



Pithecolobium, 383, 448. 

 Pittosporum, 58, 439. 

 Plaaera, 449. 

 Platanus, 73, 111, 328. 

 Platy cerium, 390. 

 Plocaria, 104. 

 Plumbago, 242. 

 Plumieria, 180. 

 Poa, 207. 

 Podocarpus, 234, 417, 444, 



446, 447. 

 Podophyllum, 270. 

 Pogostemon, 314. 

 Poiuciana, 179. 

 Poinsettia, 167. 

 Poliantlies, 420. 

 Polyactis, 185. 

 Pojlygak, 382. 

 Polygonatum, 384. 

 Polygonum, 221. 

 Polypodium, 332. 

 Polypoius, 158, 191, 277, 



412. 

 Polystichum, 78. 

 Polytnchum, 277. 

 Pomaderris, 130. 

 Pongamia, 333. 

 Populus, 27, 136, 333, 440. 

 Porpliyra, 242. 

 Poteilum, 69. 

 Prangos, 338. 

 Primula, 28, 140, 331, 



338. 

 Prmglea, 74. 

 Prmos, 406, 441, 

 Prionium, 309. 

 Prosopis, 8, 9. 

 Protea, 214, 339. 

 Protococcus, 347. 

 Primus, 11, 20, 68, 240, 



330, 336, 380. 

 Psidium, 201. 

 Psopho<!arpus, 194. 

 Psoralea, 41, 228, 337. 

 Psychotiia, 222, 

 Pteris, 58, 171. 

 Pterocarpus, 204, 340, 356, 



367. 

 Pteroxylon, 383» 



Ptychosperma, 74, 

 Ptychotis, 7. 

 Pucclma, 214. 

 Pulmonaria, 253, 305. 

 Punica, 332. 

 Puya, 341. 



Pyrethrum, 172, 178. 

 Pyrus, 18, 20, 27, 316, 375, 

 439. 



QUADRIA, 29. 



Quassia, 342. 

 Quercus,133,291,295,366, 



440. 

 Quillaja, 343. 



Bapflesia, 345. 

 Ham alma, 301. 

 Randia, 221. 

 Ranunculus, 320, 434. 

 Raphanus, 344. 

 Raphia, 230, 307. 

 Ravenala, 417. 

 Reseda, 27?, 437. 

 Rhagodia, 363, 

 Rhamnus, 65, 156, 253. 

 Rheedia, 439. 

 Rheum, 350. 

 Rhiimcantlius, 284. 

 RWpsalis, 76. 

 RMzomorpha, 185. 

 Rhizophora, 264. 

 Rhododendron, 177, 349. 

 Rhodomenia, 159. 

 Rhodorrhiza, 296. 

 Rhus 187, 249, 397, 426, 



437. 

 Rhynchosia, 43. 

 Rhynchospermum, 225. 

 Ribes, 145, 195. 

 Riccia, 249. 

 Richardia, 419. 

 Richardsonia, 122, 222. 

 Ricinus, 307. 

 Rivma, 54. 

 Robinia, 250, 355. 

 Rocella, 90, 301. 

 Rollmia, 239. 

 Rosa, 353. 

 Rosmarinus, 356. 

 Rottlera, 232. 

 Roupellia, 141. 

 Rubia, 254. 

 Rubus, 60, 346. 

 Ruellia, 353. 



Rumex, 155, 212, 351, 385. 

 Ruscus, 70. 

 Ruta, 357. 



Sabal, 308, 410. 

 Saccharum, 396, 

 Saccolabium, 302. 



Sagittaria, 24. 



Saguerus, 307. 



Sagus, 224, 362. 



Salacia, 415. 



Salicornia, 193. 



Salisburia, 257. 



Sahx, 304, 363, 439, 440, 



441. 

 Salsola, 193, 364. 

 Salvadora, 281. 

 Salvia, 112, 361. 

 Sambucus, 150, 162. 

 Sangumaria, 55. 

 Sanguisoiba, 69. 

 Sanseviera,^ 210. ^ 

 Santalura, 43, 342, 365. 

 Sapindus, 383. 

 Saponaria, 384. 

 Sapota, 68, 284. 

 Sarcocephalus, 316. 

 Sargassum, 202. 

 Sarracenia, 377. 

 Sassafras, 363, 369. 

 Satureia, 370. 

 Sauvagesia, 212. 

 Saxifraga, 44, 250. 

 Schinus, 269, 275. 

 Schistostegia, 277. 

 Schleichera, 237. 

 Scilla, 389. 

 Scirpus, 68. 

 Scorzonera, 871. 

 Seaforthia, 74. 

 Secale, 358. 

 Sechium, 113. 

 Selaginella, 349. 

 Semecarpus, 268. 

 Sempervivum, 216. 

 Senecio, 200. 

 Sequoia, 261, 348. 

 Serjania, 412. 

 Sesamum, 193, 375. 

 Sebbania, 150. 

 Shepherdia, 67, 

 Shorea, 363. 

 Sideroxylon, 223. 

 Silphium, 129. 

 Simaba, 102. 

 Simaruba, 342. 

 Siuapsis, 280, 281. 

 Smm, 379, 436. 

 Smilax, 94, 113, 368, 406. 

 Smyrnium, 8. 

 Soja, 386. 

 Solanum, 52, 85, 162, 336, 



431. 

 Solenostemma, 24. 

 Solidago, 19^. 

 Sonneratia, 232. 

 Sophora, S85, 

 Sorghum, 63, 202, 272. 

 Soymida, 257, 



