no 



l.NOEK. 



Obsitila. 70. 

 Oinonoia, 351. 

 Olgasis, 183. 

 Oligactis, 149. 

 Oreotrys, 277, 8. 

 Oncidium, 225, 382. 

 Onixotis, 96. 

 Orobus, 307, 8. 

 Orchis, 136. 

 OrcM^, 117 to 136, 339. 



Orestion, 172. 

 Oncostema, 14. 

 Ozomelis, 271. 

 Omithogalum, 48 to 61. 

 Oxytria, 65. 

 Ornithoglosson, 97. 



Pancoma, 197. 

 Pantos, 174. 

 Paniopsis, 175, 

 Panstenum, 44. 

 Pappochroma, 173. 

 Pectantidia, 267. 

 Pectianthia, 264, 5. 

 Pecteilis, 123 to 126. 

 Perimesia, 232. 

 Petalosteira, 275. 

 Pinardia, 154, 

 Piarimula, 387. 

 Piarophyla, 244 to 247 

 Phalangmm, 64 to 69 



79. 

 Piaropus, 301 to 304. 

 Petalanthera, 378, 9, 

 Phyodina, 29. 

 Phryma, 394 to 397. 

 Phcenix, 386. 



Plexistena, 42. '■ 



Phyhi, 387. 

 Plexinium, 99. 

 Pilopiis, 388. 

 Plexipiis, 396, 7. 

 Pleisolirion, 76. 

 Pontederia, 2 to 7, 301 



to 304. 

 Polygonum, 103. 

 Platanthera, 118. 

 Plectruriis, 135. 

 Peurothalis, 375. 

 Pleiactila, 141. 

 Pleurostima, 368. 

 Pleurendotria, 272, 4. 

 Porrum, 40. 

 Ponista, 236, 238. 

 Potentilla, 197. 

 Pomoplis, 136. 

 Petalostima, 296, 7. 

 Pentropis, 300. 

 Pilorea, 299. 

 Petaloxis, 308, 9. 

 Poinciana, 350. 

 Psukelis, 155. 

 POLYMESIA, 351, 352. 

 Pulicaria, 169. 



Quamasia, 64. 



Raiinesquia, 362, 3. 

 Ramotha, 20. 

 Renanthera, 226. 

 Resedacea, 351. 

 Rhizarina, 136. 

 Rupifraga, 243. 

 Rydbeckia, 79. 



