380 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
Solomon's Seal, Star-flowered, 243 
Three-leaved, 243 
Sonchus, 351 
Soibaria, 288 
Sorbus, 285 
Sorghastrum, 222 
Sorrel, Garden, 259 
Lady's, 293 
Sheep, 259 
Wood, 292 
Sparganiackae, 205, 357 
Sparganium, 186, 191, 205 
Spathi/cDiu, 237 
Spearmint, 321 
Specularia, 334 
Speedwell, 327 
Common, 327 
Corn, 327 
Marsh, 327 
Purslane, 327 
Water, 327 
Spergula, 264 
Spergularia, 264 
Sphenopholis, 222, 354 
Spice Bush, 271 
Spiderwort, 238 
Spiderwort Family, 238 
Spikenard, 306 
False, 243 
Spike-rush, 232 
Spiraea, 190, 288 
Spiranthes, 188, 249 
Spirodela, 237 
Spleenwort, 193 
Ebony, 193 
Maidenhair, 193 
Narrow-leaved, 194 
Rue, 193 
Silvery, 193 
Sporobolus, 222 
Spring Beauty, 265 
Spruce, 190, 204 
Black, 204, 257 
Bog, 204 
Red, 204 
Spurge, Cypress, 294 
Spurge Family, 294 
Spurrey, 264 
Corn, 264 
Sand, 264 
Squash, 333 
Crookneck, 333 
Squaw-root, 328 
Squirrel Corn, 272 
Stachvs, 191, 323 
Staff tree, 296 
Staff' Tree Family, 296 
Staphyles, 296 
Stai'Uvi.kackai:, 296, 358 
Star Grass, 244 
Thistle, 340 
Starwort, 264 
Water, 295 
Steeple Bush, 190, 288 
Steironema, 314 
Stcllaria, 264 
Stenophyllus, 235 
Stickseed, 318 
Stick-tight, 339 
Stoma is id, 328 
Stoncicrop, 277 
Ditch, 277 
Mossy, 277 
Storksbill, 293 
Strawberry, 282 
Barren, 288 
European Wood, 282 
Field, 283 
Garden, 282 
^^'ood, 283 
Streptopus, 188, 244 
Succisa, 333 
Sugarberry, 255 
Sumach, Dwarf, 295 
Poison, 295 
Smooth, 295 
Staghorn, 295 
Sundew, 276 
Long-leaved, 276 
Round-leaved, 276 
Sundew Family, 276 
Sunflower, 343 
Common, 343 
Wild, 343 
Sweet Fern, 252 
Gale, 252 
Gale Family, 252 
Pepperbush, 310 
William, 263, 317 
Sweetbrier, 179, 286 
Sycamore, 279 
Symphoricarpus, 191, 331 
Symphijlum, 319 
Symplocarpus, 188, 237 
Syndesmon, 267 
Synthei'isma, 212 
Syringa, 277, 315 
Sysimbrium, 355 
Tamarack, 203 
Tanacetum, 180, 351 
Tansy, 351 
Common, 351 
Taraxacum, ISO, 352 
Taxaceae, 203, 357 
Taxus, 188, 203 
