(359) 



Rock-brake 332 



Rock-cress 226 



Rock-rose 217 



Romanzoffia 20, 159 



Sitchensis 159 



Rosa 46, 251 



Californica 251 



gymnocarpa 251 



Rose 251 



ROSACES 251 



ROSIFLOR2E 245 



RUBIACE.ZE 126 



RUBIALES 133 



Rubus 46, 247 



leucodermis 248 



Nutkanus 247 



spectabilis 247 



uroiuus 248 



Rumex 34, 79, 274 



acetosella 275 



conglomerates 275 



crispus 274 



obtusifolius .... 275 



salicifolius 274 



RUTACEJE... ..208 



136 



s-brush 109 



Sagina 31, 42, 193 



occidentalis 193 



SALICINEJE 216 



Salicornia 5, 199 



ambigua 199 



Salix 76,77, 216 



Coulter! 217 



lasvigata 216 



lasiandra . . . . .216 



Salix lasiolepis 216 



longifolia 216 



Salvia 7, 136 



carduacea 136 



Columbarias 137 



SALVINIACELE 330 



Sambucus 30, 124 



glauca 124 



Samolus 22, 41, 172 



Valerandi 172 



Samphire 199 



Sand-spurrey . . .194 



Sandwort 193 



Sanicle 182 



Sanicula 27, 182 



Sanguisorba 18 



SANGUISORBACEJE 249 



SAPINDACEJS 210 



SAPINDALES 210 



SAURUREJB 279 



Saxifraga 41, 186 



Virginica 186 



SAXIFRAGACE.S: 186 



Saxifrage 186 



Scirpus 6, 15, 69, 320 



acicularis 320 



lacustris . . . 320 



maritimus 320 



Olneyi 320 



palustris 320 



Tatora 320 



sylvaticus 320 



Scoliopus 8, 292 



Bigelovii 292 



Scorzonella 116 



paludosa 116 



procera 116 



