74 GEOLOGY OF OHIO. 



Botany — May, (under Communications and Discussions), by Aug. 

 D. Selby, Journal of the Columbus Horticultural Society, Vol. VI, No. 2, 

 June, 1891, p. 63. 



Notices the collecting of several rare plants near Columbus. 



A Vigorous Foreigner, by C. M. Weed, American Garden, Vol. XII, 

 p. 620. 



Notices Lactuca scariola as occurring in Ohio accompanied with 

 figure of the plant. 



Some Troublesome Weeds and the Ohio Statutes Relating to Weedy 

 Plants, by, Aug. D. Selby, Journal of the Columbus Horticultural Society, 

 Vol. VI, No. 3, September, 1891, p. 96. 



Mentions characteristics of a weed and gives the six worst weeds for 

 Franklin county (Wild Carrot, Canada Thistle, Wheat Thief, Moth Mul- 

 lein, Toad Flax, Ribgrass, and Narrow Dock) and Ohio laws relating 

 to Weeds. 



Plants Introduced at Sellsville, near Columbus, Ohio, by W. R. 

 Lazenby. Bulletin of the Torrey Botanical Club, Vol. XVIII, p. 301, 

 Oct. 1891. 



Gives a list of eighteen plants occurring in the place used by Sells' 

 Brothers as the winter quarters for their circus and menagerie, seven of 

 which occur elsewhere in the state. 



List of plants observed growing wild in the vicinity of Cincinnati, 

 Ohio, by C. G. Lloyd, Cincinnati, Ohio, Oct., 1891. 



A pamphlet of eight pages giving list of six hundred and seventeen 

 species of phenogams and vascular cryptogams. 



Diseases of the Raspberry and Blackberry, by Miss Freda Detmers. 

 In Bulletin of the Ohio Agricultural Experiment Station Second Series, 

 Vol. IV, No. 6, Oct., 1891, p. 124. 



A general account of four parasitic fungi infesting the raspberry and 

 blackberry, namely Gloeosporinm venetum. Septoria Rubi, Caeoma 

 nitens, and Blight of Raspberr}\ 



Report of the Committee on Botany, by Aug. D. Selby, Journal of 

 the Columbus Horticultural Society, Vol. VI, No. 4, December, 1891, 

 p. 111. 



Mentions activity in collecting plants last year and gives over fifty 

 "Additions to Preliminary List of the plants of Franklin county, Ohio." 



Plum Pockets (Exoascus Pruni, Fckl.), by Miss Freda Detmers. 

 Journal of the Columbus Horticultural Societp, Vol. VI, No. 4, Dectmber, 

 1891, p. 113. 



