978 



INDEX. 



POLEMONIACE^;, 667, 918 



Polemonium, -671, 672 

 Polygala, 546 

 POLYGALACE.E, 546, 914 



POLYGONACE.E, 345, 9! I 



Polygonales, 911 



Polygonum, 351 



POLYPODIACE.E, 131 



Polypodium (Filices), 6, -133, 134 



Polypogon (Gram.), 157, 181 



Polystichum (Filices), -132 



Polytrichadelphus (Musci), 63, 99, 115, 123 



Polytrichum (Musci), 99, 115, 123 



Pondweed, 147, 909 



Poppy Fam., 421, 912 



Porella (Hepat.), 55 



Portulaca, 381 



PORTULACACE^E, 378, 912 



Potamogeton, 147 



POTAMOGETONACE.E, 147, 909 



Potato, 707 



Potato Fam., 698, 919 



Potentilla (Ros.), 470 



Pottia, Pottiacese (Musci), 75, 109, 121 



Pouteria (Sapot.), 657 (and Supp. p. 963) 



Pozoa (Umbel.), -625 



Pratia (Camp.), 753 



Prickly Pear, 593 



Primrose, 650, 917 



Primula, 650 



PRIMULACE.E, 650, 917 



Primulales, 917 



Proboscidia (Martyn.), 730 



Prosopanche (Hydn.), 345 (and Supp. p. 962) 



Prosopis (Leg.), 486, 489 



PROTEACE;E, 333, 910, 953 



Proteales, 910 



Proustia (Comp.), 868 



Prunus (Ros.), 485 



Pseudopanax (Aral.), 619 



Psilocarphus (Comp.), 811 



Psilopilum (Musci), 115 



Psychrophila (Ran.), -399 



Pteridophyta, 127 



Pterocactus (Cact.), 596 (and Supp. p. 962) 



Pteronia (Comp.), -783 

 Pterostephanus (Comp.) 

 Pterygophyllum (Musci), 117, I2J 

 Ptychcjmitrium (Musci), no 

 Ptychomnium (Musci), 118 

 Purslane, 378, 381, 912 

 Pyrus (Ros.), 469 



QUILA (Gram.), 5, 23, -56 

 Quill-wort, 138 

 Quinchamalium (Sant.), 342 

 Quince (Ros.), 468 

 Quin-quin (Uncinia), 271 

 Quintial, 336 



O ADISH, 433 



Radula (Hepat.), 56, 61 

 Ragweed (Ambrosia), 820 

 Ranales, 912 



RANUNCULACEvE, 398, 912 



Ranunculus, 404 



Rape, 432 



Raphanus (Crucif.), 433 



Rauli (Fagac.), 328 



Red-top, 184 



Reseda, 455 



RESEDACE.E, 454, 913 



RESTIONACE^E, 292, 909 



Rhabdoweisiese, 108 



Rhacocarpus (Musci), 115 



Rhacoma (Celastr.), 560 



Rhacomitrium (Musci), 64, 79, no, 122 



RHAMNACE.E, 561, 915 



Rhamnales, 915 



Rhaphidostegium (Musci), 118, 124 



Rhaphithamnus (Verben.), 693 



Rhinanthoidese, 714 



Rhizogonium (Musci), 64, 96, 113 



Rhododendron, -644 



Rhodostachys (Brom.), -295 



Rhoeadales, 912 



Rhynchosia (Leg.), 488, 531 



Rhynchostegium (Musci), 125 



Ribes (Saxifr.), 464 



Riccardia (Hepat.), 39, 61 



