Shakf-.r : Vasci I Ak 1ii>k\ ni- Ai.Lixjui.Nv County. 51 



HAMAMELIDACE.E Lindley. 

 wncH-HA/l-:L FAMIIA". IV-41. 

 HAMAMELIS Linnreus. 



* H. Virginiana Linmviis. ^Vitch-hazel. 



HALORAGIDACE^ Klotsch & Garcke. 

 W'A'ri'.R-MlLFOIL FAMILY. IV-S9. 

 MYRIOPHYLLUM T,innceus. 

 f M. verticillatum Michaux. \\'ater-niilfoil. 



LYTHRACE^ Lindley. 



LOOSESTRIFE FAMILY. IV-85. 



LYTHRUM Linnajus. 



* L. alatum Pursh. Winged loosestrife. 



East Deer Township, Kennedy Station, July, 1890, Dr. Adolph 

 Koenig. 



Hampton Township, bottom of old milldam, Sample Station, 

 August 10, 1900. 



* L. Salicaria Linnaeus. Purple loosestrife. 



Allegheny, Highwood Cemetery, escaped ; John Ferguson. 



PARSONSIA Patrick Browne. 

 CUPHEA Patrick l^^rowne. 



* P. petiolata (Linnaeus). Clammy cui)hea. 

 C. viscosissima Jacfjuin. 



' ONAGRACEiE Dumortier. 



EVENING-PRIMROSE FAMILY. IV-87. 



LUDWIGIA Linnaius. 



* L. alternifolia Linna:us. Seed-box. 



