131 



20 virga aurea 





20 common 



21 jsr. s. 





21 JV. S. 



22 JY. S. 





22 JV. S. 



2 ^ JV iS* aflF vires in r**^ 



°3 



Aw » * ■ *-* • *.l 1 1 • Vil cut UUi 



24 JV*. 5. aff. con color 





24 



25 JV. 5. Cattskill 





25 



26 petiolaris 





26 late flowered 



SONCHUS 





SOW THISTLE 



1 alpinus 





1 Alpine Canadian 



2 acuminatus 





2 pointed 



3 arvensis * 





3 corn 



4 floridanus 





4 large flowered 



5 leucophleus 





5 white flowered 



6 oleraceus > 







Far. asper 5 





6 common 







7 pallidus OTffltt. 





7 pale 



8 palustris 





8 marsh 



9 macrophyllus 





9 large leaved 



SORBUS 





SERVICE TREE 



montana JV. S. 





mountain 



SPARGANIUM 





BURR REED 



erectum 





upright 



SPARTINA 





ROUGH GRASS 



1 glabra 





1 smooth 



2 polystachia 



Trachynotia Mich 



I 



2 many spiked 



SPARGANOPHORUS 





SPARGANOPHORUS 



verticillatus Mich. 





whorled 



SPARTIUM 





BROOM 



scoparium 





common 



SPHAGNUM 





SPHAGNUM, Peat Moss 



vulgare Mich. > 

 latifolium Heel, 5 





broad leaved 



SPIRAEA 





SPIR^A 



1 alba 





1 white flowered 



2 aruncus 





2 goats' beard 



3 crenata 





3 crenated 



4 corymbosa 



carpinifolia Willd 



I 



4 broad leaved 



5 hypericifolia 





5 St. Johns wort leaved 



6 lobata 





6 lobe leaved 



7 montana 





7 mountain 



8 opulifolia 





8 snow ball leaved 



9 stipulata 





9 large stipuled 



10 tomentosa 





10 downy leaved 



