OF DENISON UNIVERSITY. 29 



160. T. repens L. White Clover. 



Common everywhere. May 28, 1884; June 24, 1889; May 28, 

 1890; May 14, 1891. 



161. T. hybridum L. Alsike Clover. 



Roadsides, Granville and St. Albans townships, rare. June 15, 

 1889; June 14, 1890. 



162. T. procumbens L. Low Hop Clover. 



Roadsides in dry soil, not common; eastern part of county. July 

 25, 1890; May 18, 1891. 



84. M eli lotus Tourn. 



163. M. officinalis Willd. Yellow Melilot. 



Waste places, very rare; Lancaster Bridge, Granville. June 7, 

 1887; July 13, 1884; June 13, 1891. 



164. M. alba Lam. Sweet Clover. White Melilot. 

 Roadsides, everywhere, but of recent introduction, beginning to 



be a troublesome weed. July 3, 1886; July 15, 1889; June 13, 1891. 



85. Medicago Tourn. 



165. M. lupuhna L. Black Medick. Nonesuch. 



Common, especially along railroad tracks. July 3, 1886; July 

 20, 1889; June 24, 1891. 



86. Psoralea L. 



166. P. Onobrychis Nutt. 



Roadsides, rare; two miles southeast of Newark, three miles west 

 of Union Station, on Outville road. July 18, 1890; July 31, 1891. 



87. Tephrosia Pers. 



167. T. Virginiana Pers. Goat's Rue. Catgut. 



Dry, rocky hillsides; eastern part of county, Laurel Ridge. June 

 19. 1891. 



88. Robinia L. 



168. R. Pseudacacia L. Common Locust. 



I know of no trees except those which are cultivated or have es- 

 caped from caltivation. May 28, 1884; May 26, 1888; May 23, 1889; 

 May 20, 1891. 



