Natural History of District of Columbia— McAtee 85 



Carex walteriana 



exilis 

 Orontium aquaticum 



Xyris flmbriata 

 Eriocaulon septangulare 

 Abama americana 



Smilax laurifolia 

 walteri 



Gyrotheca tinctoria 

 Gymnadeniopsis integra 

 Pogonia divaricata 

 Ibidium vernale 



Betula populifolia 

 Quercus marilandica 

 ilicifolia 



Brasenia purpurea 



Meibomia stricta 

 Lespedeza angustifolia 

 Hypericum virgatum 



ovalifolium 

 Tithymalopsis ipecacuanhae 

 Ilex glabra 



Lechea minor 

 racemulosa 



Rhexia aristosa 

 Ludwigia linearis 

 Proserpinaca pectinata 

 Myriophyllum humile 



Chamaedaphne calyculata 

 Oxycoccus macrocarpus 



Trichostema lineare 



Schwalbea americana 



Ellendale, Del. 

 Millsboro, Del. 

 Common about District, but as a rule 



not in bogs. 

 Wicomico River, Md. 

 Occurs about District, but not in bogs. 

 Newcastle County, Del. Keller and 



Brown. 

 Salisbury, Md. 

 Salisbury, Md., and Patapsco River, 



Md. 

 Georgetown, Del. Williamson. 

 Felton, Del. 



Ellendale, Del. Williamson. 

 Present in the District of Columbia 



region, but not in bogs. 

 New Castle County, Del. Tatnall. 

 Abundant. 

 Laytonsville and Goshen, Montgomery 



County, Md.; Odenton, Md. 

 Occurs about the District of Columbia, 



but not in bogs. 

 Ocean City, Md. 

 Wicomico County and Ocean City, Md. 



Ellendale, Del. 



Common. 



Surattsville, Prince Georges County, 

 Md. 



Occurs about the District of Columbia. 



Plentiful about the District of Colum- 

 bia. 



Ellendale, Del. Williamson. 



Worcester County, Md. 



Chesapeake Beach, Md. 



Occurs according to "Plant Life of 

 Maryland." 



Furnace Creek and Glenburnie, Md. M 



Newcastle County, Del. Keller and 

 Brown. 



Newcastle County, Del. Keller and 

 Brown. 



Newcastle County, Del. Keller and 

 Brown. 



88 For a summary of the vegetation of the Glenburnie bog, see Science 

 22, p. 15. July 7, 1905. 



