OF DENISON UNIVERSITY. 41 



141. PlMPINELLA L. 



274. P. integerrima Benth. and Hook. 



Rocky hillsides, rare; eastern part of county. May 9, 1891. 



142. Cryptotaenia D C. 



275. C. Canadensis D C. 



Damp woods, rather common. August 8, 1887; June 10, 1890. 



143. Sium Tourn. 



276. S. cicutaefolium Gmelin. 



Swamps, common. September 22, 1888; July 20, 1890; July 



3 1 * l8 9 T - 



144. Zizia Koch. 



277. Z. aurea Koch. 



Creek banks and roadsides, somewhat rare; along Clear Run, 

 Granville, Welsh Hills, etc. August 4, 1891. 



145. Carum L. 



278. C. Carui L. Caraway. 

 Naturalized in a few places. July 15, 1890. 



146. Cicuta L. 



279. C maculata L. Spotted Cowbane. Beaver Poison. 

 River banks, swamps, etc., common. August 23, 1890. August 



14, 1891. 



280. C. bulbifera L. 



Swamps, etc., common at the Reservoir and in the canal. Au- 

 gust 14, 1 89 1. 



147. Discopleura D C. 



281. D. capillacea D C. 



Dr. F. O. Jacobs has this listed as D. Nuttallii D. C, which is 

 probably a mistake for D. capillacen D C. 



148. Conium L. 



282. C maculatum L. Poison Hemlock. 



Along roadsides and waste places, common. July 4, 1890; June 

 8, 1891. 



