NicoliaJia Tourn 224 



Nierernbergia Ruiz ^' Pav.. 225 



NitellaA>j 359 



Nolava h 232 



Wolamiceae 23o 



Notliites DC 173 



Noth oscordum Kth 294 



Noticastru m DC 173 



Notoc/daena R. Br 350 



Notop/iaena Miers 45 



Nowoclworshia Presl 328 



Nyctasiiieae 248 



0. 



Ohiove Gaertn 251 



Oc/mciavia Ph.. 278 



Ocfietop/t ila Poepp 45 



Ocintuin L 214 



0(l()ut()cari)lia DC ] 74 



Oeiianthe L 107 



Oenothera L 70 



0<;'ier;i Spr 174 



Oldeiilaiidia L 115 



Oieaceae iDS 



Oligosporus Cass 174 



Onialotheca DC 174 



OiiaOTrieae 68 



Oiicorrhynchus Benth 241 



Oiioseris DC 138 



Onosuris Raf. 71 



Onxiris P/i 16 



Ophioplossuni L 350 



Ophryosporus Meyen 174 



OpVismenvs Pal. Beaud .... 328 



Opuntia Tourn 93 



Orhiirnya Bert 32 



OrcSiMeiie 273 



Oreobolus R. Br 310 



Oreomyrr/iis Endl 107 



Oreoi)'hila Don 147 



Oreopolus Schltdl 115 



Oreosp/iacus P/i , 215 



Orestioii Kze 194 



Oriastrum Poepp. tj' Endl. 138 



Orites IL Br 97 



Oniithoyalum h 295 



Orobaiiclieae 196 



Ort/iocarpus Nutt... 241 



Orthospernuim "Reichh 252 



Orthrosanthus Sweet 281 



Oryzoi)sis Kich 328 



Osmorr/tiza Raf. 1 o7 



Ourisia Comm 241 



Ovidia Meisn 259 



OxalMieae 37 



Oxalis L 37 



Oxi/baphus Va/tl 249 



Oxpc/iloe Ph 300 



Oxi/mitus Presl 2o3 



Oxi/petalu 7nR.Br 200 



Oxi/phyllum. Ph 138 



Oxijtheca Nutt 254 



P. 



Rachxjlaena Don 138 



Paimae 3oi 



Panargyrum Lag ... 138 



Panicularia Colla 351 



Panicum L 32"< 



Panke Mol 98 



Pantathera Ph 32;^ 



Papaieriiceae 1 1 



Papajaceae 80 



Parietaria L 265 



Paronychia Juss 90 



Paroiiycliieae 89 



Pasdalia Ort 174 



Pasithea Don 295 



Paspalum L 329 



Passiflora L 80 



PassiHoreae 80 



Patagonium Schrauk 58 



Pavonia Cav 30 



Pavonia lluiz 265 



Pectocarya A. DC 213 



Pellaea Link 331 



Pelieticra St. Bil 197 



Pellinia Mol 31 



Pentacaena Bartl 90 



Pentag-ouium Endl 199 



Pentanthus Less 139 



Peiitapliorus Don lo9 



Pentlandia Herb 290 



Peperomia Ruiz Sf Pav 267 



Perdicium Lag 139 



PereziaDC 139 



