62 BULLETIN OF THE LABORATORIES 



238. Myosotis Dill. • 



506. M. verna Nutt. 

 Herbarium of Dr. F. O. Jacobs. 



239. LlTHOSPERMUM Toum. 



507. L. arvense L. Corn Gromwell. 



Waste places in gravelly soil, common. May 20, 1887; May 7, 

 1888; April 10, 1889; April 2, 1891. 



240. Onosmodium Michx. 



508. O. Virginianum D C. 

 Herbarium of Dr. F. O. 'Jacobs. 



241. Echium Tourn. 



509. E. vulgare L. Blue Weed. 



Along B. & O. R. R. track at Toboso. May 31, 1888; August 

 23, 1890. 



LVIII. CONVOLVULACEAE. 



242. Ipomoea L. 



510. I. purpurea Lam. Common Morning-glory. 



Waste places where it exists for a year or two. June 5, 1888; 

 August 30, 1890; August 19, 1891. 



511. I pandurata Meyer. Wild Potato-vine. 



Alluvial soil, rare; banks of Licking River at Toboso and Vanat- 

 tasburg. August 16, 1890; September 1, 1891. 



243. Convolvulus Tourn. 



512. C. sepium L. Var. Amsricanus Sims. 

 Alluvial soil, common. July 15, 1889; June 19, 1891. 



513. C. sepium L. Var. repens Cray. 



Wet places, somewhat rare; Old and New Reservoirs. June 20, 

 1890; August 8, 1 89 1. 



244. Cuscuta Tourn. 



514. C. Gronovii Willd. 



Moist grounds, common. September 14, 1889; August 21, 1890. 



