522 APPENDIX. 



Erigeron heterophyllum^ Var, or {N. Spec). Sources of St. Croix 

 Eiver, Northwest Ter. 



Eryngium aquaticum, Jussieu. Galena, 111. 



Euphorbia corollata, Willdenow. Eed Cedar Eiver. 



Eriophorum virginicum^ Linn. Lake Superior. 

 " alpinum, Linn. Lake Superior. 



" polystacliyon, Linn. Lake Superior. 



Empetrum nigrum, Micbaux. Lake Superior. 



Erysimum cMranthoides, Linn. Lake Superior. 



Eriocaulon pellucidum, Michaux. Lake Superior. 



Euchroma coccinea, Willdenow. Lake Superior to the Mississippi. 



Elymus striatus, Willdenow. St. Croix Eiver, Northwest Ter. 

 " virginicus, Linn. St. Croix Eiver, Northwest Ter. 



Festuca nutans, Willdenow. Lake Winaipec. 



Glycera fluitans, Brown. Savannah Eiver, Northwest Ter. 



Oyrophora papulosa. Lake Superior. 



Geniiana crinita, Willdenow. Lake Michigan. 



Geranium carolinianum. Lake Superior to the Mississippi. 



Galium lanceolaium, Torrey. Eed Cedar Eiver to the Mississippi. 



Gerardia pedicularis. Fox Eiver, Northwest Ter. 

 " maritima, Eafinesque. Lake Michigan. 



Galeopsis tetrahit, Yar. Falls of St. Mary, Mich. Ter. 



Gnaphalium plantaginium, Var. Sources of the Mississippi. 



Goody era puhescens, Willdenow. Lake Superior. 



Hippophce, canadensis, Willdenow. Lake 'Superior. 

 " argentea, Pursh. Lake Superior. 



Hedeoma glabra, Persoon. Lake Michigan to the sources of the 

 Miss. 



Hydropeltis purpurea, Michaux. Northwest Ter. 



Hippuris vulgaris. Yellow Eiver to sources of the Mississippi. 



Hudsonia tomentosa, Nuttall. Lake Superior. 



Hypericum canadense. Lake Superior. 



" prolificum, Willdenow. Lake Michigan. 



Hkracium fasciculatum, Pursh. PukwacAva Lake, Northwest Ter. 



Hierochloa borealis, Eoemer & Schultes. Lake Superior. 



Eolcus lanaius. Savannah Eiver, Northwest Ter. 



Houstonia longifolia, Willdenow. St. Louis Eiver of Lake Supe- 

 rior. 



Heuchera americana, Linn. St, Louis Eiver of Lake Superior. 



