Serapias | 
viridiflora 469 
Sesleria | 
dactyloides 183 | 
Sesuvium 598 
maritimum 598 | 
pentandrum 598 
Selaria 
Seeeides 183 
see Ixophorus 126-127 
Sieglingia 184 
decumbens 185 
purpurea 185 
seslerioides 184 
stricta 185 
Sisyrinchium 453 
anceps 453, 454 
angustifolium 454 
Atlanticum 454 
Bermudiana 453 | 
graminoides 453 | 
mucronatum 454 
Silanion 
elymotdes 232 
SMILACEAE 438 
Smilactna 
bifolia 431 | 
see Vagnera 429 
Smilax 438 
Bona-nox 441 
caduca 440 
ecirrhata 439 
glauca 440 
hastata 441 | 
herbacea 439 
hispida 440 
lanceolata 442 
laurifolia 441 
Pseudo-China 441 
pulverulenta 439 
quadrangularis 440 
rotundifolia 440 
spinulosa 440 
tamnifolia 439 
famnoides 441 
Walteri 442 
Sorghum 104 
avenaceum 104 
Halepense 104 
nutans 104 
SPARGANIACEAE 63 
Sparganium 63 
androcladum 64 
angustifolium 64 
eurycarpum 63 
Sluitans 64 
minimum 64 
simplex 64 
Spartina 175 
allernifiora 177 
cynosuroides 175 
glabra 177 
gracilis 176 
juncea 176 
patens 176 
polystachya 176 
stricta 177 
Spathyema 363, 
foetida 363 
SPERMATOPHYTA 49 
Spitranthes 
decipiens 475 
graminea var. 471 
see Gyrostachys 470 
Spirodela 365 
polyrhiza 365 
Sporobolus 150 
(ine. Vilfa) 
airoides 155 
argutus 154 
asper 151 
asperifolius 156 
brevifolius 153 
compressus 156 
cryptandrus 155 
Sporobolus 
cuspidatus 
depauperatus 
heterolepis 
Indicus 
junceus 
longifolius 
minor 
neglectus 
pilosus 
serotinus 
vaginaeflorus 
Virginicus 
Stenanthium 
angustifalium 
gramineum 
robustum 
Stenophyllus 
capillaris 
Stipa 
avenacea 
barbata 
bicolor 
capillaris 
comata 
Juncea 
Macounii 
membranacea 
Richardsonti 
spartea 
Virginica 
viridula 
Streptopus 
amplexifolius 
lanuginosus 
roseus 
Suaeda 
depressa 
linearts var. 
maritima 
Symplocarpus 
Soetidus 
Syntherisma 
filiformis 
glabra 
linearis 
praeccox 
sanguinalis 
serotina 
villosa 
TAXACEAE 
Taxodium 
distichum 
Taxus 
baccala 
brevifolia 
Canadensis 
minor 
Thalia 
dealbata 
Thesium 
umbellatum 
Thuja 
occidentalis 
Tillandsia 
usneoides 
Tipularia 
discolor 
unifolia 
Tofieldia 
glutinosa 
palustris 
pubescens 
racemosa 
Toxylon 
pomiferum 
Trachynotia 
polystachya 
Tradescantia 
brevicaulis 
flexuosa 
montana 
pilosa 
rosea 
Virginiana 
“ r. 
599 
Peat oe - 
INDEX OF LATIN NAMES. 
Trichochloa 
153| _microsperma 
153 Trichodium 
155 _ see Agrostis 
154 | Trichomanes 
154 radicans 
151 | Tricuspis 
152| purpurea 
152 Tnglochin 
152 elata 
156| maritima 
152 palustris 
153, striata 
403|  triandra 
403 Trillium 
403, cernuum 
4o4|  erectum 
258| erythrocarpum 
258 grandiflorum 
137| nivale 
138 =recurvatum 
138, vhomboideum 
138| sessile 
145  undulatum 
138 Trtodia 
139 cuprea 
137 decumbens 
141 | _ stricta 
137 Tripsacum 
139 _ dactyloides 
138 Zriplerella 
138| coerulea 
432 | Tripleridium 
432 _ micranthum 
431  Trisetum 
433| flavescens 
palustre 
585| Pennsylvanicum 
584 pratense 
585| _Subspicatum 
| Triticum 
363, _ see Agropyron 226, 
1190 4Suga 
111| Canadensis 
Ill Caroliniana 
111 | TYPHACEAE 
111 | Typha : 
III angustifolia 
Ill latifolia 
111 Udora 
61 | ULMACEAE 
57 Ulmus 
58 alata 
61, Americana 
61 campestris 
61 fulva 
61 pubescens 
61 racemosa 
455 Uncinia 
455 _. microglochin 
Unifolium 
536 _ Canadense 
58 Uniola 
58| gracilis 
374 laxa 
374 ~—~latifolia 
479 ~—«paniculata 
480 spicata 
480 stricta 
309 | Urachne 
400 aspertfolia 
309, micrantha 
4oo racemosa 
4oo URTICACEAE 
528 Urtica 
529 chamaedryoides 
cylindrica 
176, divaricata 
377 dioica 
378 gracilis 
3738 pumila 
377 |__ urens 
378 Urticastrum 
378 | __ divaricatum 
377 | Uvularia 
39 
607 
Uvularia 
145| amplextfolia 432 
grandiflora 409 
159, perfoliata 409 
puberula 410 
6|_ sessilifolia 409 
Vagnera 429 
185 Une. Smilacina) 
82| amplexicaulis 429 
83) racemosa 429 
83 stellata 430 
83) trifolia 430 
83  VALLISNERIACEAE 92 
83  Vallisneria 92 
435| _ spiralis 93 
437 | Vaseya 
437| __comata 144 
438 | Veratrum 407 
437| angustifolium 403 
436| luteum 402 
436| parviflorum 407 
437| viride 408 
436,  Woodii 408 
438 | Vilfa 
see Sporobolus 152-6 
184 | Viscum 
185 flavescens 535 
185 | Windsoria 
97| stricta 185 
pallida 213 
Woodsia 9 
456, alpina 10 
glabella 10 
597| hyperborea 10 
170 Ilvensis 10 
171 obtusa II 
171 Oregana II 
171 scopulina II 
171 Woodwardia 20 
171) angustifolia 20 
| areolata 20 
228| Virginica 20 
55 Wolffia 367 
56, Brasiliensis 367 
56| Columbiana 367 
62 Xanthosoma 
62\  sagittaefolia 362 
63 Xerophyllum 4ol 
62 asphodeloides 4or 
93 setifolium 4o1 
523 | XYRIDACEAE 368 
524 | Xyris 368 
525; Caroliniana 370 
524) communis 369 
524| difformis 369 
525| elata 370 
525 ~+=fimbriata 370 
524 flexuosa 369 
284, Jupacat 370 
285 montana $69 
430|  torta 370 
431 Yucca 426 
197| angustifolia 427 
197| baccata 426 
197 filamentosa 427 
197 glauca 427 
198 | Zannichellia 79 
198 | palustris 80 
198 Zephyranthes 443 
Atamasco 444 
140 Zizania 128 
140| aquatica 128 
140| muiultacea 128 
530 Zizaniopsis 127 
531 | _ miliacea 128 
532 | Zostera 82 
534 marina 82 
533  Zygadenus 404 
531 elegans 405 
531 glaberrimus 404 
533| glaucus 405 
532, leimanthoides 406 
532| Nuttallii 405 
533! venenosus 405 
408 | 
