SELAGINELLA FAMILY | 
Selaginella 
Sensitive Fern 
Serpentary 
Sheep-sorrel 
dge 
~ Retrorse 
_ Ribbed 316 
Richardson’s 332 
River-bank 30. 
Rock 33) 
Rough 3 
Russet 2 
Sallow 299 
Salt-marsh 310 
Sand 342 
Sartwell’s 346 
Schweinitz’s 300 
Scirpus-like 337 
Seabeach 358 
Seaside 314 
Sharp-scaled 318 
Sheathed 326 
Short-leaved 312 
Short’s 303 
Silvery 351 
Slender 305 
Slender-stalked 320 
Slender Wood 328 
Soft Fox 342 
Soft-leaved 346 
Southern Glaucous 
315 
Sparse-flowered 352 
Spreading 329 
Squarrose 301 
Stellate 347 
Straw 358 
Summer 317 
Swamp 303 
Texas 347 
Thicket 330 
Thin-fruited 322 
Thin-leaved 348 
Thread-leaved 339 
Three-fruited 353 
Torrey’s 324 
‘Tuckerman’s 2098 
‘Tussock 308 
Twisted gil 
Umbel-like 335 
Variable 326 
Variegated 307 
Velvet 304 
Vernal 335 
Walter’s 304 
Water 309 
Weak Arctic 338 
Weak Clustered 353 
White-Bear 329 
White-scaled 355 
Willdenow’s 337 
Wood's 326 
Woolly 305 
Yellow 323 
Yellow-fruited 345 
Yellowish 292 
44 
44-5 | 
Segre 6 Star-grass 
298 Shell-bark Hickory yt Star-of-Beth' chen 
Shield-fern 
Sieg lingia 
/ Silver-leaf Poplar 491 Stenophyllus 
Skunk Cabbage 
Slippery 
| Small- fmuited Hicko: 
Elm 
Smartweed 
SMILAX FAMILY 
Smilax 
Snake-mouth 
Snake-root 
Solomon’s Seal 
430-1, 433-4 
Sorrel 
Southern Hae 
Sowbane 
Spanish Bayonet 
Spear-grass 
Alpine 
Arctic 
Buckley’s 
Chapman’s 
Flexuous 
Glaucous 
Large-flowered 
Low 
Mountain 
Northern 
praeze 
Shorleaved 
Sylvan 
Weak 
Wolf's 
SPIDERWORT FAMILY 
Spiderwort 
Spike-rush 
Beaked 
Black-fruited 
Bright green 
Capitate 
Creeping 
Engelmann’s 
Flat-stemmed 
Knotted 
Large-tubercled 
Matted 
Needle 
Ovoid 
Pale 
pile i 
uadrangular 
Robb: ns’ 
Slender 
Small-fruited 
Three-ribbed 
Twisted 
White 
Wolf's 
Spleenwort 
9 Spikenard 
540 Spruce 
S47 
| Stagger-grass 
363 | Stipa 
201 
4 
444 Wild Onion 
INDEX OF ENGLISH NAMES. 
425, 446 Wild sipeaand 
15 
185 Stenanthium 
5 Strawberry Blite 
52. 
ry Sugar-berry 
86 Swamp Hickory 
4 
560 Swamp Pink 
438 | Sweet Fern 
439 | Sweet Flag 
467 Sweet Gale 
540 Tacamahac 
Tamarack 
527 Thalia 
‘Three-square 
573 
' 426 Thistle, Russian, 
-8, 214. Timothy 
203 Toad-flax 
203 Tofieldia 
400 
208 | Trailing Christmas- 
202 green 
206 | Tumble-weed 123, 
205 | Turkey-beard 
208 | Twayblade 
Broad-lipped 
203, Heart-leaved 
Large 
208| Loesel’s 
214, Southern 
207 Twisted Stalk 
206 | Umbrella-wort = 595 
206 | Uncinia 
207 Venus-hair 
Wahoo 
374 Wake-robin 
377-8 Walking-fern 
248 Wall Rue 
256 WALNUT FAMILY 
254 Walnut 
250 Water Arum 
250 Water Beech 
251 Water Elm 
251 Water Hemp 
255 Water Hickory 
248 Water Oats 
253 Water Pepper 
255 WATER PLANTAIN 
252 FAMILY 84 
251 | Water Plantain 
249 | | Water Thyme 
250 Water-weed 
249 Waxberry 
249 | Wax-myrtle 
255 Wheat-grass 
253 White Arrow-arum 362 
254 White Hellebore 
253 White-heart Hickory 
254 , 
252 White Sage 
22-26 White Walnut 484-5 
429 Wild Ginger 
-55 Wild Hyacinth 
a 
54 
‘TAPE-GRASS FAMILY 92 | 
, 553 Tape-grass 
try ‘Tear-thumb 
| Wolffia 
413, 415 
WILLow FaMILy t 
pena: 
arl 
Bebb's 
‘Og 
Brittle 
Glaucous 
Glossy 
Ground 
Golden Osier 
Hairy 
Heart-leaved 
Hoary 
Huntingdon 
Missouri 
Net-veined 
Northern 
Osier 
Peach-leaved 
Prairie 
Purple 
Pussy 
Ring 
River-bank 
Rose 
aoe Brown’s 
age 
Sandbar 
Shining 
Silky 
Silver 
Slender 
Tea-leaved 
Ward's 
Weeping 
Whipcord 
White 
Wood Rush 
Woodsia 
Woolly Pipe-vine 
| Wormseed 575 
YAM FAMILY 446 
Yam_-root 447 
YELLOW-EYED 
Grass FAMILY 368 
Yellow-eyed Grass 369- 
rie 
| Yellow Flag 4st 
86 YEW FAMILY 
581 | | Yew, American ony 
Zannichellia 8 
_Zizaniopsis 128 
423. Zygadenus 404-6 if; 
