(360 



Scorzonella sylvatica . . 116 



Scouring-rush 335 



Scrophularia 53, 153 



California 153 



SCROPHULARI.E 143 



Scutellaria 50, 138 



Californica 138 



tuberosa 138 



Sea-blite 199 



Sea-lavender 171 



Sea-Kocket 224 



Sedge 316 



Sedum 43, 189 



spathulifolium 189 



stenopetalum 189 



Selaginella 329 



rupestris 329 



SELAGINELLE^ 329 



Self-heal 138 



Selinum 28, 178 



Pacificum 178 



Senebiera 54, 222 



didyma 222 



Senecio 61, 65, 111 



aronicoides Ill 



Douglasii 112 



eurycephalus Ill 



hydrophilus Ill 



vulgaris 112 



8ENECIONID.2E 110 



Sequoia 74, 328 



gigantea 328 



sempervirens 328 



SERPENTARI^I 267 



Service-berry 252 



Setaria 10 



)-sorrel 274,275 



Shepherd's-purse 223 



Shield-fern 334 



Shooting-star 171 



Sida 57, 204 



hecleracea 204 



Sidalcea 57, 203 



diploscypha 203 



humilis 203 



malachroides ..... 203 



malvcKflora 203 



Silene 41, 191 



antirrhina 191 



Californica 191 



Gallica 191 



laciniata 191 



verecunda 192 



SILENE^ 191 



Silybum 114 



Marianum 114 



Sisymbrium 56, 224 



acutangulum . 224 



officinale 224 



reflexum 224 



Sisyrinchium 56, 282 



bellum 283 



Calif orni cum 283 



Sium 28, 179 



cicutaefolium 179 



Skullcap 138 



SMILACE^E 284 



Smilacina 34, 284 



amplexicaulis 284 



sessilifolia 284 



Snapdragon 152 



Sneezeweed 107 



Snowberry 125 



Soap-root 286 



