Index 



1225 



PAGE 



Serviceberry 532 



Setaria 176 



glauca 17(5 



italica 176 



lutescens 176 



verticillata 177 



viridis 1 76 



Seymeria macrophylla 850 



Shadblow 531 



Allegheny 532 



downy 532 



low 532 



Shad-scales 425 



Shepherd purse 502 



Shepherdia 695 



canadensis 695 



Shinleaf 736 



Shootingstar, common 751 



Shrub-althaea 1073 



Sickle-pod 507 



Sicyos 893 



angulatus 893 



Sida 668 



hermaphrodita 1073 



prickly 668 



spinosa 668 



Silene 444 



alba 446 



antirrhina 447 



antirrhina f . Deaneana 448 



antirrhina var. divaricata 448 



Armeria 1046 



caroliniana 1046 



chlorantha 1046 



Cserei 446 



Cucubalus 446 



dichotoma 447 



latifolia 446 



nivea 446 



noctiflora 448 



regia 448 



stellata 445 



stellata var. scabrella 446 



stellata 445, 446 



virginica 448 



Silphium 956 



asteriscus var. laevicaule 1099 



integrifolium 958 



integrifolium var. Deamii 959 



laciniatum 957 



laciniatum var. Robinsonii 958 



perfoliatum 957 



terebinthinaceum 9;>7 



terebinthinaceum var. pinnatifi- 



dum 10? 9 



trifoliatum 9-~>8 



trifoliatum var. latifolium 958 



PAGE 



Silverweed 566 



Silybum marianum 1 104 



Simarubiaceae 632 



Si mi pi* alba 105] 



a rrr/isis 492 



Sisymbrium 189 



altissimum 490 



canescens var. brachycarpon 504 



Loeselii 105] 



Nasturtium-aquaticum 496 



officinale I Mi 



officinale var. leiocarpum 189 



Thalianum 190 



Sisyrinchium 334 



albidum 334 



angustifolium 334 



apiculatum LI 



apiculatum var. mesochorum LI 



atlanticum :{.T> 



campestre 1037 



gramim wm 335 



graminoides 335 



mucronatum 1037 



Sium 72 1 



cicutae folium 72 1 



suave 72 1 



Skullcap 802, 804 



Skunkcabbage 277 



Smartweed 407 



water 415 



Smilacina .SI 7 



racemosa var. cylindrata 318 



racemosa var. typica 317 



stellata 318 



trifolia L034 



Smilax 324 



Bona-nox '- } >'-~ 



ecirrhata •<-'> 



glauca var. genuina 327 



herbacea 32ti 



herbacea var. lasioneura 326 



hispida 327 



lanceolata 103.". 



pseudo-china 1035 



pulverulenta 326 



rotundifolia '•- ' 



Walteri '' 



Snailseed, Carolina 



Snakeroot, button ' s 



Seneca 



Virginia 404 



white 908 



Snapdragon 1088 



Sneezeweed, common 987 



purplehead 



Snowbell, American 



