INDEX 



207 



Rhododendron, 129 

 Ribes, 76 

 Robinia, 62 

 Rodigia, 121 

 Roemeria, 12 

 Rosa, 74 

 Rouble va, 164 

 Rubus, 74 

 Rudbeckia, 122 

 Rumex, 166 



Sagina, 36 

 Salix, 175 

 Salvia, 156 

 Sambucus, 93 

 Santolina, 122 

 Sanvitalia, 122 

 Saponaria, 36 

 Satureia, 157 

 Saxifraga, 76 

 Scabiosa, 99 

 Scandix, 89 

 Schkuhria, 122 

 Scolymus, 122 

 Scorpiurus, 62 

 Scrophularia, 146 

 Secale, 198 

 Securigera, 27 

 Sedum, 78 

 Selinum, 90 

 Sempervivum, 79 

 Senebiera, 27 

 Senecio, 122 

 Setaria, 198 

 Sherardia, 95 

 Sideritis, 157 

 Silenc, 37 



Silene anglica, L. = gallica 

 Siler, 90 

 Silybum, 124 



Sinapis alba, Boiss. = Brassica 

 alba 



Sinapis arvensis, L. =s Brassica 

 sinapistrum 



Sinapis dissecta. Lag. = Brassica 

 dissecta 



Sinapis hispida, Schous. = Bras- 

 sica hispida 



Sinapis incana, L. = Brassica ad- 

 pressa 



Sinapis muralis, Sm. ^ Diplotaxis 

 muralis 



Sinapis nigra, L. = Brassica nigra 



Sison, 90 



Sisymbrium, 28 



Sisyrinchium, i8o 



Smyrnium, 91 



Solanum, 141 



Solidago, 124 



Sonchus, 124 



Spartium, 62 



Specularia, 128 



Spergula, 40 



Spinacia, 164 



Spiraea, 75 



Stachys, 157 



Staphylea, 53 



Steironema, 130 



Stellaria, 40 



Stipa, 199 



Stratiotes, 178 



Stuartina, 125 



Suaeda, 164 



Symphoricarpus, 93 



Symphytum, 138 



Syringa, 131 



Tagetes, 125 



Tamarix, 42 



Tamarix anglica, Webb, = gallica 



Tanacetum, 125 



Tetragonolobus, 31 



Teucrium, 157 



Thalictrum, 7 



