510 



INDEX. 



Salix — Continued. 



syrticola 218 



triandra 238, 241 



tristis 216 

 Salsola 67, 186, 201, 206, 207, 224, 262 



pestifer 224 



tragus 221 

 Salvia 163, 387 

 Sambuous 197, 252 

 Sapindopsis 415 

 Saportea 409 

 Sarcobatus 107, 234, 235 



venniculatus 234 

 Sarraoenia 24, 25, 187, 191, 197 



purpurea 191 

 Sarothra 206 

 Sassafras 189, 405, 415 

 Saururus 193 

 Saxifraga 18, 245, 246 

 Scabiosa 252 



rutaefolia 274 

 Schedonnardus 224 



paniculatus 224 

 Schedonorus inennis 272 

 Scheuchzeria 146, 150, 191, 246, 394 



palustris 191 

 Schizoneura 409 

 Sohizothrix 83, 188 

 Sohoenopleotus laeustris 270 

 Schoenus 243, 384 



ferrugmeus 385 



nigricans 385 

 Scilla 252 



nonscripta 258 

 ScirpuB 152, 167, 186, 187, 188, 193, 195, 

 196, 198, 199, 202, 203, 244, 245, 

 248, 253, 256, 259, 262, 264, 267, 

 269, 273, 353, 355, 363. 387, 389, 

 391 



americanus 201, 221 



caespitosus 10, 11, 16, 18, 146, 167, 185, 

 191, 207, 209, 242, 243, 244, 246 

 247, 250, 257, 381 



cyperinus 213 



laeustris 188, 189, 194, 198, 226, 252, 256, 

 265, 273, 380, 383 



maritimus 11, 193, 249, 273 



olneyi 196 



pauciflorus 11, 380 



robustus 201 



silvaticus 241, 273 



tabemaemontani 249 



triqueter 273 



validus 221 

 Seleroehloa 254 

 Scleropteris 413 

 Scrophularia 250 



aquatica 250 

 Scutellaria 188, 198, 435 



galericulata 274 

 Sedum 225, 246, 267 



acre 260 



rufesoens 273 



viUosum 238 

 Selaginella 346, 352, 361, 405, 421 

 Selaginellites 418, 419 

 Senecio 13, 163, 230, 252, 275 



Sequoia 361, 363, 366, 367, 368, 405, 406, 413, 415 



gigantea 412 



langsdorfii 395 



sempervirens 412 

 Sesuvium 186, 231, 232, 274 



portulacastrum 236, 237 

 Shepherdia 205 



canadensis 206 

 Shorea 276 

 Sieglingia 266 

 Sieversia turbinata 225 

 Sigillaria 406, 418, 419, 421 

 Sigillariae 411 

 Silene 225 



acaulis 225 



colorata 274 



maritima 260, 262 

 Silphium 188 



laciniatum 220 



terebinthinaceum 220 

 Sisyrinchium 187 

 Smilacina trifolia 191 

 Solanum 188 



dulcamara 193, 274 



triflorum 236 

 SoUdago 188, 190, 201, 206, 212, 213, 215, 265, 355 



canadensis 213 



graminifolia 190 



nemoralis 205 



rigida 188 



virgaurea alpina 207 

 Sonchus 207 

 Sorbus 163, 252, 263 



aucuparia 384 

 Sorghastrum 215 



Sparganium 188, 193, 245, 247, 250, 266, 

 353, 354, 363, 365 



erectum 252 



natans 14, 252 



ramosum 274, 380, 387 

 Spartina 92, 150, 190, 196, 236, 257 



cynosuroides 190, 201, 202 



glabra 196, 403 



glabra alterniflora 403 



juncea 190 



patens 187, 201, 202, 403 



polystachya 196 



stricta 186, 187, 190, 196 



stric^a maritima 197 

 Spdrtiimi junceum 273 



scoparium 273 

 Spencerites 418 

 Spergula 265 



arvensis 248 

 Spergularia 249, 262 



Sphagnum 10, 11, 14, 15, 16, 18, 19, 21, 23, 

 24, 25, 58, 77, 82, 88, 101, 107, 

 145, 146, 147, 149, 150, 152, 157, 

 159, 160, 161, 162, 185, 186, 187, 

 189, 190, 191, 193, 194, 196, 197, 

 198, 199, 200, 201, 203, 206, 209, 

 226, 239, 240, 241, 242, 243, 244, 

 245, 246, 247, 249, 250, 252, 253, 

 256, 257, 259, 263, 264, 268, 269, 

 270, 271, 275, 277, 278, 378, 379, 

 380, 381, 382, 385, 386, 387, 388, 

 389, 391, 392, 394, 395, 396, 397 



