= 
INDEK OF GENERIC. NAMES, 
Populus, iii, 405. 
Portlandia, i, 228. 
Portulaca, ii. 127. 
Portulacaria, i, 379, 
Potamogeton, i. 171. 
Potentilia, ii, 212. iii. 493. 
Poterium, iil. 353< 
Pothos, ili. 319. 
Prafium, ii. 326. 
Prenanthes, iii. 119. . 
Primula, i. 192. 
Prinos, i. 478. 
Protea, 1. 125. iii. 483. 
Prunella, it. 325. 
Prunus, ii. 162. 
Pfidium, ii, 157. 
~ Pforalea, iii. 78. 
Ptelea, i. 162. 
Pteris, iti. 458. 
Pterocarpus, iii. 7. 
Pteronia, iii. 162. 
Pulmonaria, i, 131. 
Fikes: li. 160. 
Pyrola, ii. 73: 
Pyrus, ii, 174. 
ere : 8 q 
Quafiia, ii. 61. 
Quercus, iii. 354. 
R. 
Rajania, iii. 403. 
Ranunculus, ii. 265, 
Raphanus, ii. 404. 
Rauvolfia, i, 292. 
Relhania, iii. 230, 
Refeda, ii. 131. 
Rhamnus, i, 263. iii, 487, 
Rhapis, iii. 473. 
Rheum, ii. 41. / 
Rhexia, ii..2. 
Rhinanthus, ii, 327. 
Rhodiola, iii. 407. 
Rhododendron, ii. 66. 
Rhodora, ii. 66. 
Rhus, i. 365. iii. 489, 
Ribes, i, 279. 
Ricinus, iii. 377. 
Ricotia, ii. 386, 
Rivina, i. 165. 
Robinia, iii. 53. 
Roélla, i, 225. 
Rondeletia, i, 227. 
Rofa, il. 200. 
Rofmarinus, i. 37. 
Rottbeellia, i. 116. 
Royena, ii. 75. 
Rubia, i. 146. iil, 484. — 
Rubus, ii. 209. 
Radbeckia, iii. 250. 
Ruellia, ii. 362. 
Rumex, i. 482. 
Rufcus, iil, 418. 
Ruta, ii. 57. 
S. 
Saccharum, i. 85. 
Sagina, i. 172. 
Sagittaria, ili. 352.’ 
Salicornia, i. 4. 
Salix, iii. 389. 
Salfola, i. 316. 
Salvia, i. 37. 
Samara, i. 160. 
Sambucus, i. 373+ 
Samolus, i, 227- 
$s anguinaria, 
527 
