26 BULLETIN OF THE LABORATORIES 



west of Newark and southeastern part of St. Albans township. June 

 19, 1891. 



69. AiLANTHUS Desf. 



134. K. glandulosusV)e.%{. Tree of Heaven. 



Very generally distributed throughout the central part of county, 

 thoroughly established, generally found in dry or rocky soil. 



XX. ILICINEAE. 

 70. Ilex L.- 



135. I. verticillata Gray. Black Alder. Winterberry. , 

 Growing in wet places, rare; Cranberry Marsh in the Old Res- 

 ervoir. 



XXI. CELASTRACEAE. 



71. Celastrus L. 



136. C. scandens L. Wax-work. Climbing Bitter Sweet. 

 Roadsides and thickets, common. June 4, 1888; May 31, 1890. 



72. EuoNYMUS Tourn. 



137. E. atropur.pureus Jacq Burning-bush. Wahoo. 

 Roadsides and thickets, common. June 7, 1889; June 9, 1890. 



138. E. Americanus L. Var. obovatus Torr and Gray. 

 Woods, rare, woods on campus of Denison University, Gravel 



Pit, two miles west of Granville. May 13, 1887; May 20, i888; 

 May 15, 1890; May 11, 1891. 



XXII. RHAMNACEAE. 



73. Rhamnus Tourn. 



139. R. lanceolata Pursh. 



Swamps, rare, Everett's swamp, one and one-hilf miles west of 

 Granville. 



74. Ceanothus L. 



140. C. Americanus L. New Jersey Tea. 



Dry, rocky woods, rare; Red Rock, Toboso. July 14, 1891. 



