240 DAVENPORT ACADEMY OF SCIENCES. 



BORRAGINACE^E. 



Cynoglossum, Tourn. 



525. C. officinale, L. Hound's Tongue. 

 Dry soil ; rather infrequent. 



Echinospermum, Lehm. Stickseed. 



526. E. Virginicum, Lehm. Beggar's Lice. 

 Open woods ; common. 



527. E. Lappula, Lehm. 



Drysoil; infrequent. Abundant in the streets of Le Claire 

 and in Camp McClellan. 

 Mertensia, Roth. 



528. M. Virginica, DC. Blue Bells. 

 Rich woods ; frequent. 



Myosotis, Dill. Forget-me-not. 



529. M. verna, Nutt. 



Sandy soil along Wapsipinicon and Cedar Rivers; infrequent. 

 Lithospermum, Tourn. Puccoon. 



530. L. arvense, L. 



On railroad near Fairport. 



531. L. hirtum, Lehm. 



Dry sandy hills; infrequent. Cedar and Wapsipinicon River 

 regions. 



532. L. cane sc ens, Lehm. 

 Prairies ; common. 



533. L. angustifolium, Michx. 



Dry sandy hills; infrequent. River regions of Cedar and 

 Wapsipinicon, with L. hirtum. Rocky banks of Missis- 

 sippi near Camp McClellan. 

 Onosmodium, Michx. 



534. O. Carolinianum, DC, var. molle, Gray. 

 Sandy ground ; infrequent. 



CONVOLVULACEiE. 



Ipomcea, L. Morning Glory. 



535. /. coccinea, L. 



Spontaneous near an old garden, Blue Crass, Scott county. 



