4<.).S. 



IVUia 



Pelt i, lit ■!•:( 



IN'nth;)niiii 



I'ditsti'iniUdii 



IVridcniiiuin 



Peri 11a 424 



Peronospora 



Petunia 



Peziza 



Phaeelia 



Phalarif. 



Phasa'oius 



Pheji'oterif^ 



Pliilonotis 



Phlevun 



Phlox 



4 IS. 

 110. 



417. 

 511. 

 410. 

 4P)S. 

 852. 

 4.S1. 

 4.SG. 



■;(■)! I. 



40! I. 



Phoradeiidron 4o-3. 



Phrvnia 42;'.. 

 PhvUarhora oil. 



Phvllostieta .")14. 

 Phv.<ali.>* 410. 

 Phvsalodcs 41 (k 

 Physcia 4<»'.). 

 Physconiitfiiiin 4s7. 



Physoeai'iia 2-")4. 



Phvsostegia 428. 

 Phvtolaeca 431. 

 PHYTOLACCACE.l^: 4;]1. 

 Phvto])hth()ra -")09. 

 Pieea 47r.. 

 Pi lea 43S. 

 Pimpiiiella orO. 

 Piiins 475. 

 PIPER AC E.^: 434. 

 Placofliuni 500. 

 Plagioehila 407. 

 Plagiotheeiimi 403. 

 PLANTAGINE.E 420. 

 Plaiitaoo 420. 

 PLATAN ACE.I-: 43S. 

 Plata nu.'* 438. 

 Plowrislitia 511. 



Poa " 472. 

 Podo{.)hylluni 325. 



Podo^pluei'ia 510. . 

 Pooonia 445. 

 Populu,^ 443. 

 POLEMONTACE-K 100. 

 Poleirioniuiii 410. 

 Polvtrala 333. 



P()LY(;alace.e 333 

 p()ly(;oxa('e,e 431 



P<)l.ygonatnni 448. 

 Polygoiuiiu ;>32. 

 Poly run ia 38(). 

 Polypodiuni 470. 



Poly poms 504. 

 Polystietu.< 505. 

 Polvtricluun 484. 

 Porella 497. . 

 Portulaea 33(). 

 PORTULACE/K :',3r.. 

 Potaniogeton 457. 

 Potentilla 358. 

 Poteriuni ;)5S. 

 Prenantlie.^ 39(j. 

 PRIMT'LACE.E 404. 

 Promrt^s 440. - 

 Priiniis 353. 

 Pseva 40:5. 

 Ptelea 431. 

 Pleriy 470. 

 Ptiliuni 493. 

 Puecinia 507. 

 Pvcantheimim 424. 

 Pvlaisia 493. 

 Pyrola 403. 

 Pvrnlaria 435. 

 Pvrus 350. 



(^lu•l•eu^ 



440. 



Radula 405. 

 RANUNcrLACE-E 

 Ranuneulu.s •■)20. 

 Raphaniis 331. 

 HH A:\rNE J^ 343. 

 Rhanums 343. 

 Rhexia ;5(i5. 

 Rliorlodendron 402. 

 Rhus 345. 

 Rii)es 363. 

 Ridania 390. 



Robinia 348. 

 Rrestclia 508. 



Rosa 358. 

 ROSACEJ^ 353. 

 RUP.IAOE.E :*.7.5. 

 Ruhus 355 

 Rudbrckia ;*>88. 



;!18. 



