676 



Generic Index 



Phyllosticta, 54, 59, 571, 572. 

 Physalis, 327, 420, 421. 

 Phytolacca, 128, 329, 421. 

 Picea, 293, 409, 556. 

 Picrasma, 444. 

 Pieris, 418. 

 Pi I acre, 59. 

 Pilea, 443. 

 Pilobolus, 586. 



Pilotrichum, 204, 210, 211. 



Pinckneya, 417, 435. 



Pinguicula, 27, 599. 



Pinus, 292-294, 343, 351, 419, 423, 424. 



Piper, 130-132, 212. 



Pirottaea, 493. 



Pirus, 54, 56. 



Pisaria, 125. 



Pisum, 57. 



Pitya, 483, 492. 



Plagiothecium, 649. 



Plantago, 105-119, 125, 327, 329, 371, 



421, 443. 

 Platanus, 323. 



Platygrapha, 645. 



Plectania, 491. 



Pleonotoma, 72. 



Pleospora, 53. 



Pleurozia, 98. 



Plowrightia, 287. 



Pluchea, 275, 324, 341, 417, 423. 



Poa, 67, 292, 293, 324, 330, 574. 



Pocillum, 492. 



Podophyllum, 323. 



Podosphaera, 441, 442, 445. 



Podospora, 407. 



Pogonia, 418, 432. 



Pohlia, 318. 



Polygala, 418, 420, 423, 424, 429, 432. 



Polygonatum, 324. 



Polygonum, 67, 322, 329, 416, 443, 586. 



Polypodium, 198, 330, 334, 416, 417,577, 



637. 

 Polyporus, 19, 49, 587. 



Polypremum, 420. 



Polysaccum, 584, 588. 



Polystichum, 324, 422, 638. 



Pontederia, 423, 424. 



Populus, 416, 447, 584. 



Poronia, 586. 



Porteranthus, 323. 



Porterella, 270. 



Portulaca, 329, 421, 586. 



Potamogeton, 293, 322, 415. 



Potentilla, 32, 33, 60, 65, 265-267, 327, 



n 392, 445, 488, 557. 

 Poterium, 446. 



Primula, 389-391. 

 Priva, 80. 



Proserpinaca, 320, 416, 423. 

 Prosopsis, 88, 582, 584, 585. 

 Protodermium, 587. 



Prunus, 195, 196, 326, 327, 445, 585. 



Pseuderanthemum, 77. 



Pseudoleskea, 221-236. 



Pseudopeziza, 487, 493. 



Pseudoplectania, 491. 



Pseudotsuga, 293. 



Psilocybe, 582, 586. 



Psoralea, 326, 419, 422, 429. 



Ptelea, 323. 



Pteridium, 409. 



Pteris, 328, 419, 424. 



Pteropetalon, 213. 



Ptilimnium, 419. 



Ptychodium, 229. 



Puccinia, 60-63, 572, 582, 585. 



Pylaisea, 649. 



Pyrenopeziza, 60, 487, 493. 



Pyrola, 66. 



Pyrronema, 480, 491, 614, 622-627. 



Pyrularia, 325, 333. 



Pyrus, 323, 418, 445. 





QUERCUS, 52, 122, 323, 325, 326, 416, 

 419, 422, 431, 439, 444, 5 8 3, 5 8 4- 



Quinchemalium, 137. 



13AMULARIA, 64, 576, 577- 



• LV Ranunculus, 66, 261 276, 322-324, 



326, 329, 331. 



Ribes, 54. 



Richardsonia, 421, 434. 



Rhabdospora, 55. 



Rhamnus, 325. 



Rhexia, 418, 423, 424. 



Rhododendron, 40. 



Rhus, 41, 55, 59, 284, 326, 327, 417, 420, 



440, 5 86 - 

 Rhynchosia, 327, 420. 



Rhynchospora, 330, 416, 418, 423, 426, 



563. 

 Rhytiglossa, 78. 



Robinia, 335. 



Rosa, 88, 329, 335, 417. 



Rotala, 418. 



Rottboellia, 423, 425. 



Rubus, 327, 329, 419, 421. 



Rudbeckia, 420, 423, 424, 435. 



Ruellia, 74, 75, 326, 422, 585. 



Rumex, 128, 329, 419, 427. 



Rutstroemia, 492. 



Russula, 587. 



Ryparobius, 492. 



CABAL, 120, 416, 431. 



° Sabbatia, 330, 405, 418, 419, 423, 424, 



432, 433. 



Sabina, 582, 584, 585. 

 Saccobolus, 492. 

 Sagittaria, 322, 405, 416. 

 Salicornia, 128. 



