20 FLORA OF THE MIAMI VALLEY. 



ONAGRACEiE— The Evening Primrose Family. 



CIRC.EA, TouRN. 

 C. Lutetiana, L. Enchanter's Nightshade. 



GAURA, L. 

 G. biennis, L. Downy Gaura. 



GENOTHERA, L. 

 CE. biennis, L. Evening Primrose. 

 CE. fruticosa, L. Sun-drops. 



LUDWIGIA, L. 

 L. palustris. Ell. Water Purslane. 



LYTHRACEi©— The Lythrum Family. 



LYTHRUM, L. 

 L. alatum, Pursh. Winged Lythrum. 



PASSIFLORACE^— The Passion-flower Family 



PASSIFLORA, L. 

 P. lutea, L. Yellow Passion Flower. 



CUCURBITACE^— The Gourd Family. 



SICYOS, L. 

 S. angulatus, L. Star Cucumber. 



ECHINOCYSTIS; Torr. & Gray. 

 E. lobata, Torr. & Gray. Wild Balsam Apple. 



