24 



GENEKA KEFEEEED TO THE NATURAL OEDEES. 



Pnssiflora, Passifloraceae, 456. 

 Pastinaca, Uinbellifcrit, 462. 

 Pecti?, Ccirynibifera', 472. 

 Pediciilaris, Scrophulaj-ia. 487. 

 Pt'lui'^oiiium, Geraniacea\ 429. 

 Peniiisfctuin, Cramiiiacca?, 55'J. 

 Peiiilionuu, Crassulacea^, 459. 

 Peiitstomon, Scroplmhu-ia. 487. 

 PerL(jloca, Asck;ijiadacc'U>, 4'Jc'. 

 PeiiiJosteinoij, Le;4iiiniiiosic, 444. 

 Peuccdamuii, f ■iiibi-llilmo, 462. 

 Phaca, Let,'umiIlosa^ 444. 

 Phac*;lia, Hydl•opllyllacea^ 49 J. 

 Phalangiuin, Liliaciiv, 551. 

 Phalaris, Graininacca', 559. 

 Phaseolus, Lctruininosa?, 444. 

 lyiiladelphut:, t^iLXilra^'acea?, 460. 

 PhiloxtTUS, Amaranlacea^ 504, 

 Phleiun, (iraiiiiiiacea^, 559. 

 Phlo.x, PoK'inoniacca', 491. 

 Phcfiuicaulis, Cruci!"fia', 411 

 Phrai^uilfs, (Jiaininaceai, 559. 

 Phryina, \erbc'iiacea!, 488. 

 Phv")lacti>!, Valcriauaccai, 467. 

 Phyllantbuy, Euphorbia. 519. 

 Physalis, SolaiiacetT*, 496, 

 Phytolacca, Pbytolaccacca>, 502, 

 Pickerin!2:ia, Legiiminosa^, 444, 

 Piiickiieya, Rubiaceaj, 466. 

 Piiiguicula, Lentibularia. 482. 

 Piuus, Conifera?, 529. 

 Piper. Piperacea*, 515. 

 Piptatherum, (iraniinacea?, 559. 

 Pisiia, Lcmnacejp, 534. 

 Pisum, Legiiminosa), 444. 

 Pitchfria, Leu'iiminospe, 444. 

 Plaiiera, Ulmace*, 513. 

 Planlaw, riantaginaceip, 480. 

 Plataiilhera, ()rchidacea>, 540. 

 Platanii?, Platanacea^, 527. 

 Platystemon, Papavcracea*, 409. 

 Platyspftrmum, Cruciterte, 411. 

 Plt'ctritis, VaIurianacca^ 467. 

 Pleea, IMelaiitiiace:p, 553. 

 Poa, Craminacca?, 559. 

 Podoj)hyllum. Raiumcula. 400. 

 Podostemuni,Pod()Stemacea;,518 

 Podostigma, Asclepiadacere, 493. 

 Pogonia, Orchidaccae, 540. 

 Polanisia, Capparidacea^, 412. 

 Polemonium, Pulemoniacea^, 494. 

 Polycarpon, Amaraiitacete, 504. 

 Polycnemuni, Araaiaiitacea3, 504. 

 Polyanthes, AinarylJidacea\ 544. 

 Polygala, Polyiralaccae, 443. 

 Polygonum, Polygonaccae, 506. 

 Polymnia, CoryrabiferiP, 472. 

 Polypodium, Filices, 562. 

 Polyprcmum, r^crophularia. 487. 

 PolyplcriN C<>r\lnl)ili■ra^ 472, 

 Polytriiliiim, ^iusci, 565. 

 Pouiaria. J.f'-niiiTinosa^, 444, 

 Pontedcriii, I'oiiltderiaeece, 552, 

 Pc>i>iilBB, t'alicaccjp, .525, 

 Poireiia. AniidCi-jr, 402. 

 Portiilawa, Portulaccacea;, 419. 

 Potamagetoi). Naiadacete, 535. 

 Poteulilla, Rosacea^, 44.5. 

 Poterium, Rosaceie, 445. 

 Preuaiithos, Cichoraccjp, 470. 

 Primula, Primulacejp, 479. 

 Priiios, Aquiloliacea^, 476. 

 Proserpiuaca, Ilaloragae, 452. 

 Prosopis, Lcguminos;p, 444. 

 Prunella, Labiat;p, 489. 

 TPruuus, Rosaceas 445. 

 Psoralea, Leguminoste, 445. 

 Psych otria, Rubiaceaj, 466. 

 Ptelea, XanthoxylacefC, 434. 



Pteris, Filiccs, 562, 

 Pterocaulon, CorymbifcrflR, 472. 

 Ptorospora, Kricaceaj, 475. 

 Puhnouaria, lloriiginaceu}, 490. 

 Piinica, RIvrlacea>, 447. - 

 Purshia, Ro.sacca , 445. 

 Pycuanlht-muiu, LabiabP, -1^9. 

 I'yrula, Ericaceae, 475. 

 Pynis, Rosacea', 445. 



Querciis, Cupulilerje, 522. 



Ranuuciilus, RammculaceiP, 400, 

 Raphamis, Crucifenp, 411. 

 Rensselaria, AracciP, 532. 

 Reseda, Rcsedacea;, 413, 

 RhnmnuH, Rhamnacea', 441. 

 Rheum, I'olygonacea?, 506. 

 Rhexia, MelastomacciP, 448. 

 Rhinanthus, Scrophiilaria. 487. 

 Rhizophora, Rbizophora, 450. 

 Rhododendron, Ericaccte, 475. 

 Rhodora, Ericaceae, 475. 

 Rlius, Auacardiacenc, 435. 

 Rhynchosj)ora, Cyperacea;, 558. 

 Ribes, Grossulacete, 454. 

 Ricinus, Euphorbiaceae, 519. 

 Rivina, PhytolaccaceK, 502. 

 Robinia, Legurainosa?, 444. 

 Rochelia, Boraginacese, 490. 

 Rosa, Rosticetfi, 445. 

 Rosmarinus, Labiata?, 489. 

 Rotboliia, Graminacea?, 559. 

 Rubia, Rubiacea\ 466. 

 Rudbeckia, Corymbifera', 472. 

 RuoUia, Acanthaceie, 486. 

 Rumex, Polygonaceye, 506. 

 Ruppia, Naiadacesp, 535. 

 Rata, Rutacea?, 433. 



Sabal, Palmaceae, 531. 

 Sabbatia, Gentianacete, 492. 

 Saccharnra, Graminacese, 559. 

 Sagina, Caryophyllaceip, 418. 

 Sagittaria, Alismacea^, 536. 

 Salicornia, Chenopodiaceae, 503. 

 Salix, Salicaces, 525. 

 Salsola, Chenopodiacea;, 503. 

 Salvia, Labiatai, 487. 

 Salvinia, Marsiliacotp, 564. 

 Sambucus, Caprifoliacea?, 465. 

 Samolus, Primulacea?, 479. 

 Sanguinaria, Papaveiacea?, 409. 

 Sanguisorba, Rosacea?, 445. 

 Santolina, Corymbifera;, 472. 

 Sapindus, Sapindaceas, 438. 

 Saponaria, CaryophyllacciP, 418. 

 Sarracenia, SarraceniacciP, 408. 

 Satureja, Labiata^ 487. 

 S;iururu9, Sam-uracea3, 514. 

 ."^auj^surea, Ericaceie, 475. 

 Saxit'raga, Saxifragaccip, 460. 

 Scabiosa, Dipsacea», 468. 

 Scheuchzeria,Juncacrinaceae,537. 

 gchizasa, Filices, 562. 

 Sch izandra, M cnispermacea;,403. 

 Schcienus, Cyperacca?, 558. 

 Pchollera, Pontederiaceip, 552. 

 Pchrankia, Leguminosai, 444. 

 Schwalbea, Scrophulai'i. 487. 

 ^^cilla, Lilace:e, 551. 

 Scirpus, CyperacciP, 558. 

 Scleranthus,Caryoi)hyllacea;,418. 

 Pcleria, Cyperacea^, 558. 

 Scolopendrium, I'ilices, 562. 

 Scrophuiaria, Srrojjhularia. 487. 

 Scutellaria, Lalnata', 489. 

 Secale, Graminacesp, 559. 

 Sedura, Crassulacea', 459. 



1 Selinum, Cruciferse, 411. 



Scminavivum, Crassulacea*, 454 



Senri'io, CNjiyinbiCera', 172. 



Serpioula, llaloragoa', 452. 



Sesamum, Bignoniacea>, 485. 



Sesbania, LeguminoSie, 444. 

 I Seseli, Umbollifera?, 462. 

 ' iseilciia, Graminacoa^, 559. 



Sc'suvium, Meaembryjin. 420. 

 ! beyraeria, Scrophulari-acea^, 487 

 ' Sibbaldia, RosaceiPj 445. 



Sicyos, Cucurbilacea', 458. 



Sida, IMalvaceas, 421. 



Siegesbeckia, Corymbiferae, 472 



Sieversia, Rosacea*, 445. , 



Silcne, C'arvophyllacea^ 418. 



Silphium, Corj-mbilera*, 472. 



yinapis, Crucilerie, 411. 



Sipbonycbia, Amarantacea;, ri04. 



Sison, Umbellifera', 462. 



Sisymbrium, Cruciferie, 411. 



Sisyriuchium, Iridaceai, 547. 



Slum, Umbelltrerte, 462. 



Smilax, Smilacace;p, 549. 



Sulanum, Solanacea', 496. 



Solea, Violacea), 414. 



Solidago, Corymbifera', 472. 



Sonchus, CorymbiferjB, 472. 



Sophora, Leguminosa*, 444. 



Sorbus, Rosacea, 445. 



Sorghum, Graminacea?, 559. 



Sparganium, Typhacea», 533. 



Sparganophorus, Corymbif. 472 



t'partium, Leguminosip, 444. 



Spergula, Caryophyllacea', 418. 



Sperm acoce, Rubiacea, 466. 



Spigelia, Rubiacea, 466. 



Spinacia, Chcnopodiacea, 503. 



Spiraea, Rosacea, 445. 



Slachys, Labiata, 489. 



Staphylea, Staphylacea, 439. 



Statice, Plumbaginacea, 481. 



Stellaria, Caryophyllacea?, 418. 



Stevia, Corymbifera, 472. 



Stillingia, Euphorbiacea, 519. 



Stipa, Graminacea, 559. 



Stipulicida, Caryophyllacea, 418 



Stokesia, Corymbii'era, 472. 



Streptanthus, Crucifera, 411. 



Streptopus, Rlelanthacea, 553. 



Strophostyles, Leguminosa, 444 



Stuartia, Tcrnstromiacea, 423. 



Stylipus, Rosacea, 445. 



Stylosanthcs, Leguminosa, 444. 



Styrax, Styracacea, 478. 



Subularia, Crucifera^, 411. 



Swertia, Gentianacea, 492. 



Swietenia, Cedn^Jacea;, 426. 



Sycna, Amaryllidacea>, 544. 



Symphitum, Boraginacea>, 490. 



Symphoria, Caprifoliacea, 465. 



Synandra, I.abiata', 489. 



Syringa Oleacea, 500. 



Tagetes, Corymbifera, 472. 

 Talinura. Portulaccacea, 419. 

 Tamarindus, Leguminosa, 444. 

 Tanacetum, Coiymbifera, 472. 

 Taxus, Conifera, 529. 

 Tephrusia, Leguminosa, 444. 

 Teucrium, Labiata, 489. 

 Thalia, Cannacea, 542. 

 Thalictrum, Ranunculacea, 400. 

 Thaspium, Umbellifera, 462. 

 Thea, Tcrnstromiacea, 423. 

 Thcrmia, Legimiinosa, 444. 

 Thesium, Cantalacea, 510. 

 Thlaspi, Crucifera. 411, 

 Thuja, Conifera, 529. 



