Scolyraus 318 



Scorpiurus -ISO 



Scorzonera 312 



ìlcorzoacra v. PwritUum . . 308 

 » V. Poilo.yK'r»)ii>ii . 311 



Sorofularlaoee 219 



Scroiiliiilari:i 222 



Scutollariii 20! 



Secale 57 



Secale v. Triticutn > 



Securijcnu v. Bonaven'a. . . 477 



Sedum 42G 



Seliiium V. Peucedanum . . 415 



Sempervivuni 425 



Senebiera G03 



Senecio 345 



Serapias 113 



Serapias v. Cepfialanl/iera . . 108 

 » V. Epipactis . . .109 

 Seriola v. Ili/pocliaeris . . .310 

 » V. Robertia .... » 



Serrafalcus 51 



Serratula 327 



Serratala v. Cirsium .... 323 



Seseli 402 



Seseli V. Aegopodiuin .... 401 

 » V. Athumaiita .... 417 

 » V. Ifftosciadium . . . .397 



» V. .Vc(o« 418 



» V. Pti;ckotis 401 



Seslpi-ia 23 



Sesleria v. Ecìtinaria. ...» 



Seiaria 24 



Sheraniia 380 



Sherardia v. Galiuìn .... 377 



Si.leritis 204 



Silene 558 



Siluiif V. Cacubali's .... 550 



Silente 547 



.V//t'/- V. /.aserpitiuin .... 403 



SlUonlose 580 



SiUqnose 578 



Silyl)iira 319 



Siiiniiis 502 



Sin<ipis V lirassica .... 591 

 » V. Diplota.ris. . . . 593 



Sison 400 



Siso/i V. Ae^jopodiiim .... 401 



045 

 P»s 



Sison V. Mctim 418 



Sisviubriiiin 587 



Sisi/iìibrium v. lUirbarea . . 583 

 » V. Diplotaù-is . . 593 



» V. Xaslurtium. . 582 



Siuin 402 



Siam V. Itanium 399 



» V. Jlelonciadiutn . . . 397 



» V. Sison 400 



Smilax 93 



Smyrnium 404 



Solanaoee 237 



Solanum 240 



Soldanella 2(J8 



Solenanthus v. Ci/aoglossum . 251 



Solidago .301 



Solidago v. Pulicaria .... 356 



Sonchus .300 



Sonchus V. Picridium. . . . 308 



Sorbus 443 



Sorghum 28 



Spallanzania v. Aremonia . . 452 



Sparganium 73 



Spartiiim 510 



Spartium v. C'/tisus .... 508 

 » V. Genista .... 509 



» V. Sarolliamnus . .510 



Specularla 282 



Spergula 550 



Spergularia » 



Spinacia 173 



Spiraea 447 



Spiranthes 110 



Sporobolus 32 



Stachys 206 



Staehelina 326 



Svafileaoee 518 



Sti|.hylea » 



Sia' ice V. Armeria 185 



Siellaria 553 



Stellarla v. Arenaria .... 552 

 » V. Malachium . . . 554 

 » V. Spergula .... 550 



Stellerà 160 



Stenibergia 99 



Stipa 33 



S/ramoniam v. Datura . . . 239 

 Suaeda 172 



