var. album, Pursh. 

 var. declinatum, Gray. 



cernuum, Linn. 



nivale, Riddell. 

 Medeola Virginica, Linn. 

 Zygadenus glaucus, Nutt. 

 Tofieldia glutinosa, Willd. 

 I'vularia grandiflora, Smith, 



perfoliata, Linn. 



sessilifolia, Linn. 

 Streptopus roseus, Michx. 

 Chntonia borealis, Raf. 

 Convallaria majalis, Linn. 

 Smilacina racemosa, Desf. 



stellata, Desf. 



trifolia, Desf. 



bifolia, Ker. 

 Polygonatum biflorum, Ell. 



giganteum, Dietrich. 

 Asparagus officinalis, Linn. 

 Lilium Canadense, Linn. 



Phiiadelphicum, Linn. 



superbum, Linn. 

 Erythronium Americanum, Smith. 



albidum, Nutt. 

 Scilla Fraseri, Gray. 

 Allium tricoccum, Ait. 



cernuum. Roth. 



Canadense, Kalm. 



JUNCACE.E. 



Luzula pilosa, Willd. 



campestris, D.C. 

 Juncus effusus, Linn. 



Balticus, Dethard. 

 marginatus, Rostk. 

 bufonius, Linn. 

 Gerard i, Loisel. 

 tenuis, Willd. 

 pelocarpus, E. Meyer, 

 acuminatus, Michx. 



var. debilis, Gray. 



var. legitimus, Gray, 

 nodosus, Linn, 

 scirpoides, Lam. 



PONTEDERIACE^. 



Pontederia cordata, Linn. 

 Schollera graminea, Willd. 



COMMELYNACE.E. 



Tradescantia Virginica, Linn. 



CYPERACE.E. 



Cyperus flavescens, Linn, 

 diandrus, Torr. 



(4) 



