SMI 3137 



204. SERPICULA, 15 % 88. 



Occident alls (little snake weed.) verticillatti. 



2016. SICYOS, 34. 97. 

 angulata (single-seed cucumber.) 



1613. SIDA, 37. 74. 



abutilon (indian mallows, y. Ju. @.) leaves round-cor- 

 date, acuminate, toothed, tornentose. spinosa. crispa. 

 napaett* 



103. SILENE, 22. 82. 



antirrhina (sleepy catchfly.) pennsijlvanica (pink catch- 

 fly.) yirginica. nocturna. catesbaei. quinquevulnera. 

 armeria (garden catchfly.) mollissima (wax catchfly. E. 

 w. Ju.) 



184. SILPHIUM, 49. 55. 



perfoliatum (ragged cup.) ternatum. integinfoliuni. 

 152. SI]N T APIS, 39. 63. 



nigra (common mustard. E. y.J. 0.) silique glabrous, 

 3-sided, somewhat smooth, close pressed to^he stem. 

 alba (yellow-seed mustard.) 



52. SISON", 45. 60. 

 canadense (hose wort, mock-sanicle.) 



152. SISYMBRIUM, 39. 63. 



ainpkibium (water radish.) nasturtium (english water- 

 cress.) palustre. 



163. SISYRINCHIUM, 6. 18. 

 anceps^ (blue-eyed grass, b. J. 2/.) scape [or culmjsim* 

 pie, 2-edged or 2-winged, mucrotiatum. 



52. SIUM, 45. 60. 



latifolimn (water-parsnep. \v. Ju. "}.) leaves pinnate; 

 leatets oblong-lanceolate, lineare. rigidi'S. longifoiium. 



215. SMILAX, 11. 12. 



qucidrangularis (bind-bramble.) sarsaparilla. rotun- 

 difolia (green brier.) caduca. pseudo-china, laiirifolia, 

 yandurata. peduncnlaris (Jacob's ladder.) herbacea. 



