INDEX. 



481 



Sison 266 



aureus 271, 272 



bulbosum 283 



Canadense 269 



capillaceus 266 



integerrimus 271 



marginatus 278 



SlSYMBRE^ 59 



SiSYMBRIDH 59 



arctbidoides 54 



dentalum 54 



officinale 59 



Thaliana 60 



SiDM 268 



Canadense 269 



denliculatum 278 



latifolium 268 



lineare 268 



rigidius 278 



ienuifolium 269 



iricuspidaium 278 



Sloe 304 



Smyrnium 270 



atropurpureum . . 272 



aureum 271, 273 



barbinode 273 



cordata 270 



integerrimum 271 



trifoliatum 270 



Snap-weed 12 



Sneeze-weed 389 



Snowberry 295 



Soapwort 103 



SOLEA.. 75 



concolor 76 



SOLIDAOO 356 



aliissima 363 



arguta 362 



arguta 362 



aspera 363 



asperata 361 



axillaris . 358 



bicolor 356 



csBsia 359 



Canadensis 365 



[Flora.J 



Face. 



(Solidago) ciliare 362 



cinarescens 364 



confer tiflora 356 



flexicaulis 358 



gigantea 366 



gigantea 365 



graminifolia 366 



grandijlora 359 



hispida 364 



humilis 363 



lavigaia 360 



lanceolata 366 



lanceolala p. 367 



latifolia 356 



limonifolia 360 



livida 358 



Muhlenbergii 362 



neglecta 361 



nemoralis 364 



nutans 365 



odora 364 



Ohioensis 360 



patula 361 



procera 365 



retrorsa 364 



rigida 359 



nigosa 363 



sempervirens 360 



serotina .. 365 



serotina 366 



squarrosa 356 



stricta 366 



tenuifolia 366 



ulmifolia 363 



Virga-aurea 359 



SoNCHus 420 



acuminatus 419 



acuminatus 420 



alpinus 420 



arvensis 421 



asper 421 



Ca nadensis 420 



Ca rolinianus 421 



eiliatus 420 



fallax 421 



63* 



Pior. 



{%onQ,h\is)Floridanus, 419, 420 



oleraceus 420 



oleraceus /3. 421 



pallidus 420 



spicalus 420 



spinosus 421 



spinulosus 421 



Sorbus 224 



Americana 224 



aucuparia 224 



Sophora 188 



auslralis 188 



alba 188 



Sowthistle 420 



Spanish Needles 389 



Spearwort 11 



Specularia 428 



perfoliata 428 



Spergula 106 



arvensis 106 



Canadensis 106 



rubra 106 



Spergularia 106 



arvensis 106 



rubra 106 



Spergulastrum 97 



gramineum 97 



lanceolatum 98 



Spergdle^ 106 



Spir^a... 198 



Aruncus 199 



opulifolia 198 



salicifolia 198 



siipulacea 201 



siipulata 201 



tomentosa 199 



trifoliata 200 



Spikenard 284 



Spindle-tree 141 



Spindle-tree Tribe 1 39 



Spring Beauty 109 



Spring Cress 56 



Spotted Wintergreen 455 



Spurrey... 106 



Squaw Huckleberry 446 



