944 



INDICE DEI GENERI 



Polygonatum, 280 

 Polygonum, 393 

 Polypodium, 20 

 Polypofifou, 93 

 Polystichum, 21 

 Populus, 349 

 Portulaca, 441 

 Posidonia, 219 

 Potamogeton, 214 , 

 Potentina, 742 

 Poterium, 771 

 Prunus, 730 

 Pseudotsuga, 53 (nota) 

 Psilurus, 152 

 Psoralea, 895 

 Pteranthus, 444 

 Pteris, 32 

 Pueraria, 936 (nota) 



Quercus, 361 



Ranuncnlus, 659 

 Eaphauus, 597 

 Rapistrum, 598 

 Reaurauria, 516 

 Reseda, 548 

 Rhapis, 204 (nota) 

 Rhyuchospora, 180 

 Ribes, 711 

 Robinia, 897 

 Roemeria, 640 

 Romulea, 296 

 Rosa, 773 

 Rottboellia, 72 

 Rubus, 758 

 Rumex, 401 

 Ruppia, 217 

 Ruscus, 283 



Sabal. 205 (nota) 

 Saccharum, 75 

 Sagiua, 455 

 Sagittaria, 223 

 Salicornia, 425 

 Salix, 340 

 Salsola, 427 

 Salvinia, 36 

 Saponaria, 501 

 Saxifraga, 695 

 ScheucLizeria, 227 

 Schoenus, 179 



Scilla, 258 

 Scirpus, 171 

 Sclerantlius, 445 

 Sclerochloa, 144 

 Scolopendrium, 30 

 Scorpiurus, 898 

 Secale, 161 

 Securigera, 903 

 Sedum, 719 

 Selaginella, 42 

 Serapervivum, 715 

 Sequoia, 53 (nota) 

 Serapias, 316 

 Sesleria, 115 

 Setaria, 77 

 Sieglingia, 117 

 Silene, 484 

 Simethis, 278 

 Sinapis, 587 

 Sisyiabrium, 572 

 Sisyrinchium, 304 (notaj 

 Smilax, 283 

 Sophora, 803 

 Sorghum, 74 

 Sparganium, 206 

 Spartina, 113 

 Spartiura, 818 

 Spergula, 454 

 Spergularia, 453 

 Sphenopus, 122 

 Spinacia, 415 

 Spiraea, 736 

 Spiranthes, 334 

 Sporobolus, 95 

 Stellarla, 469 

 Stenotaphrum, 77 

 Sternbergia, 287 

 Stipa, 84 

 Stratiotes, 222 

 Streptopus, 280 

 Suaeda, 429 

 Succowia, 586 



Tamarix, 516 

 Tamus, 284 

 Taxodium, 53 

 Taxus, 57 

 Teesdalea, 623 

 Telephiiim, 443 

 Tetragonia, 438 



Thalictrum, 649 

 The^ygonum, 436 

 Thesium, 385 

 Thlaspi, 623 

 Thuya, 54 

 Thymelaea, 384 

 Tillaea, 726 

 Tofieldia, 242 

 Toxylon, 373 

 Trachycarpus, 204 (nota) 

 TragUvS, 81 

 Tricholaena, 76 

 Trifolium, 845 

 Triglochin, 226 

 Trigonella, 844 

 Triplachne, 94 

 Trisetum, 105 , 



Triteleja, 275 (nota) 

 Triticum, 158 

 Trollius, 678 

 Tsuga, 53 (nota) 

 Tulipa, 246 

 Tunica, 504 

 Typha, 205 



IJlex, 819 

 Ulmus, 372 

 Urginea, 257 

 Urtica, 376 



Vallisneria, 222 

 Velezla, 506 

 Ventenata, 108 

 Veratrum, 243 

 Vesicaria, 610 

 Vicia, 919 

 Vigna, 937 

 Viola, 538 

 Viscum, 388 

 Vulpia, 140 



Washington la, 205 (nota) 

 Wistaria, 896 

 Wolffia, 213 

 Woodsia, 21 

 Woodwardia, 30 



Yucca, 279 (nota) 



Zahlbrucknera, 710 

 Zannichellia, 218 

 Zea, 71 

 Zostera, 219 



