412 



ToFiELDiA, Hudson, 

 glutinosa, Willd. 



- JUNCAOE^. The Rush Family. 



LuzuLA, DC. Woodrusli. 



pilosa, Willd. 

 campestris, Linn. 



JuNCus, Linn. Rush. 



eflfusus, Linn. 

 ..Balticus, Willd. 



scirpoides, Lam. T. polycephalus, Mx. 

 acurainatus, Micbx. 

 tenuis, Willd. 

 conradi, Tuckerman. St. Croix, Dr. Parry. 



PONTEDERIACEiS. The Pickerel-Weed Familt. 

 PoNTEDERiA, Linn. Pickerel-Weed, 

 cordata, Linn. 



COMMELYNACE^E. The Spiderwort Family. 

 Tradescantia, Linn. Spiderwort. 

 Virginica, Linn. 



CYPERACE^. The Sedge Family. 



Cyperus, Linn. 



diandrus, Torr. 



inflexus, Muhl. Bass Lake, Dane Co., I. A. Lapbam. 



schweinitzii, Torr. St. Croix, Dr. Parry. 



strigosus, Linn. 



filiculmis, Vahl. Upper Mississippi, Dr. Houghton. 



Dulichium, Richard, 

 spathaceum, Pers. 



Eleocharis, R. Brown, 

 obtusa, Schultz. 

 palustris, R. Brown, 

 tenuis, Schultz. 

 acicularis, R. Brown. 



SciRPUS, Linn. 



pungens, Vahl. S. triqueter, Mx. 



lacustris, Linn. Bulrush. 



fluviatilis, Gray. S. maratimus, var. Torr. 



atrovirens, Muhl. 



lineatus, Micbx. 



Eriophorum, Micbx. 



