Mil- FLORA OF SCOTT AND MUSCATINE COUNTl] 221 



257. CE. biennis, I.., var. grandiflora, Lindl. 



Roadsides and waste places ; infrequent. 

 25a. CE. rhombipetala, Nutt. 



Sandy soil along Cedar and Wapsipinicon Rivers; common, 



259. CE. sinuata, I .. 



Near the Rolling Mills, Muscatine. 



260. CE. frulicosa, L. Sundrops. 



Sandy soil of the Cedar River region ; Eldridge. Rare. 

 Gaura, R. 



261. G. hi amis, L. 



River banks and waste places ; common. 



262. G. parviflora, Dougl. 

 Front Street, Muscatine. 



Circsea, Tourn. Enchanter's Nightshade. 



263. C Lutetiana, R. 



Rich woods ; common. 



264. C. alpina, R. 



In springy soil under cool dripping rocks at Wild Cat Ren. 

 Rare. 



CUCURBITACE^. 

 Sicyos, R. 



265. .9. angulatus, R. One-seeded Burr Cucumber. 

 River banks ; common. 



Echinocystis, Torr. & Gray. 



266. E. lobata, Torr. & Gray. 

 River banks; common. 



Cucurbita, R. 



267. C. fcetidissima, HBK. 



Railroad track near Muscatine; one plant in 1898. 



CACTACE^E. 



Opuntia, Tourn. 



268. O. Rqfinesquii, Engelm. Prickly Pear. 



Sandy soil along Cedar River in the vicinity of Moscow and 

 the B. C. R. <S: N. Railroad Bridge ; infrequent. 



FICOIDEiE. 



Mollugo, R. 



269. M. verticillata, R. Carpet-weed 



Sandy river banks and waste places ; common. 



