Ophioglossum 
Oplismenus 
Orchidacece 
Oreobolus 
Oreomyrrhis ... 
Orites ot 
Orn.thochilus, .. 
Orobanchacece 
Orobanche 
Orthoceras % 
Osmunda (see Todea). 
Osmundacee ... 
Osteocarpum 
Ottelia 
Owenia 
Oxalidacece 
Oxalis 
Oxylobium 
Pachycornia, 
p. 71) 
Palme 
Palmeria 
Panax (see Aralia and Tieghemo- 
anax), 
Pandanacee ... 
Pandanus : 
Pandorea (see Tecoma). 
Panicum (see also Chameraphis and 
Isachne) I “s 5S; 
Papaver 
Papaveracee .. 
Pappophorum 
Parietaria 
Parkeriacee . 
Parsonsia 
Paspalum 
Passiflora ... 
Passifloraceee 
Patersonia re 
Pavonia ley sa! 
Pelargonium ... 
Pellxa 
Pennantia 
Pennisetum .., 
Pentaceras 
Pentachondra 
Pentapogon ... 
Pentatropis ... 
Peperomia 
Peplidium .., 
Pericampylus lace Legnephora), 
Perotis oo 
Persoonia ... ti tb ses 
Petalostigma 
Petalostylis tee 
Petermannia ... ne 0 
Petrophila, 
Phajus 
Phaleria 
Phaseolus 
Phebalium 
Pherosphera ... 
Philotheca 
Philydracee. ... 
Philydrum ... ae 
Pholidia (see Eremophila). 
(See also footnote, 
Phragmites ... 
Phyllanthus ... 
Phylloglossum 
Phyllota 
Physalis 
Phytolaccacece 
Pilularia 
Pimelea 
Pinacee 
Piper ... 
Piperacece 
Piptocalyx 
Pipturus 
Pisonia, ’ 
Pithecolobium 
Pittosporacee 
Pittosporum ... 
Plagianthus ... 
Plantaginacee 
Plantago 
Platycerium ... 
Platylobium ... 
Platyzoma, (see Gleichenia), 
Plectranthus ., 
Plectronia, 
Pleiococca 
Pleurosorus 
Pluchea 
Plumbaginacee: 
Plumbago 
Poa (see also Glyceria) 
Podocarpus 
Podocoma 
Podolepis ¥ 
Podosperma, (see Podotheca), 
Podotheca, ae 
Polanisia (sce Cleome). 
Pollia . rf 
Pollichia (see 'Trichodesma), 
Pollinia (see Erianthus). 
Polyalthia... 
Polycalymna (see Myriocephalus). 
Polycarpxa ... 
Polycarpon ... 
Beene no (see Hemichroa). 
Polygala ard we 
Polygalacee ... 
Polygonacee. . 
Polygonum 
Polymeria 
Polyosma 
Polypodiaceee 
Polypodium (sce also Arthropteris, 
Cyclophorus, Drynaria, and 
Dryopteris) _... ie 
Polyscias (see 'T iogliemopanax). 
Polystichum ... 
(See footnote, P. 187). 
* Pomaderris 
Pomax at 
Ponceletia (see Sprengel). 
Poranthera ¥ 
Portulaca 
Portulacacee ... 
Posidonia a: rd Dy: 
Potamogeton pe ate vee 
Potamogetonacece x7: y 
Potamophila ... nae are tia 
