387 



§3. Pomecr. 

 Crat^gus, Linn. 



coccinea, Linn. White Thorn, 

 punctata, Jacq. 



Pyrus, Linn. Apple. 



coronaria, Linn. Crab-Apple, 

 arbutafolia, Linn. Choke Berry. 



Americana DC. Mountain Ash. Brookfield, Waukesha Co., Mr. 



[G. H. Cornwall. 

 Amelanchier, Medic. June-Berry. 



Canadensis, Torr. & Gray. 



MELASTOMACE.£. 



Rhexia, Linn. Deer Grass. 



Virginica, Linn. Mauvaise River, C. Whttlesey. 



LYTHRACE^E. The Loosestrife Familt. 



Ltthrum, Linn. Loosestrife, 

 alatum, Pursh. 



Dkcodon, Gmel. 



verticillatum, Ell. Fish Trap Rapids, Upper St. Croix, Dr. Parry. 



ONAGRACE.E. The Evening Primrose Family. 

 § 1. Onagracea\ 



Epilobium, Linn. 



angustifolium, Linn. Willow Herb, 

 coloratum, Muhl. 

 palustre, Linn. 



OENOTHERA, Linn. Evening Primrose. 



biennis, Linn. 



rhombipetala, Nutt. Near the St. Croix, Dr. Parry. 



chrysantha, Michx. Waukesha, Mr. G. H. Cornwall. 



Gaura, Linn. 



biennis, Linn. Beloit. 



LiTDWiGiA, Linn, 



palustris. Ell. Water Purslain. 



CiRC^A, Tourn. Enchanter's Nightshade. 



Lutetiana, Linn, 

 alpina, Linn. 



