498 
Plant Intelligence. Walter C. Kerr (Proc. Nat. Sci. Assoc. Staten 
Island, Oct. 14, 1893). 
Description of the movements exhibited by the flowering scape 
of Ezchornia crassipes. 
Plants of Mason County, Mich. H. T. Blodgett (Asa Gray Bull. 
No. 3, 1893). 
Planis New to Florida—tList of. J. M. Holzinger (Contr. U. S. 
Nat. Herb. i. 288). 
Popular American Plant Names—II. Fanny D. Bergen (Bot. 
Gaz. xviii. 411). ; 
_ Preliminary Report of the Microscopical Organisms of the Brooklyn 
Water Supply. Smith Ely Jelliffe (Brooklyn Medical Journal, 
Vii. 593-617). 
A report is made upon the organisms found during the six 
months from November, 1892, to May, 1893, and details of the 
method of examination, a short resumé of the work done in sim- 
ilar lines, the seasonal distribution and the sanitary relationships 
are discussed. A series of plates giving the comparative abund- 
ance of the organisms is given; a partial bibliography of the 
American titles on the microscopical examinations of water sup-_ 
plies. Three plates, representing most of the organisms that _ 
appear in the lists, close the contribution. 
Quercus Prinos (Gardn. Chron. xiv. 61, with figure). 
Report of the Botanist. 1. R. Jones (Report Vermont State Agric. 
Exp. Sta. for 1892, illustrated). 
Report on “ Cacao” in Nicaragua. (Bull. Roy. Bot. Gard. Trinidad, 
Sept., 1893.) 
Report upon the Hills of Louisiana, south of the U. S. and P. R. R., 
to Alexandria, La—A preliminary. Part II. Otto Lerch 
(pamph. pp. 159, Baton Rouge, 1893). 
This is a characteristic elementary document, designed for 
popular use. There are some facts in regard to the distribution __ 
of plants which are of interest, and these may be found under | 
_ ‘Botanical Notes’ on pages 151-158. Thus the trees andshrubs  _ 
; are grouped according to the character of the soil in which they 
grow, which is always a matter of interest. A list of twenty her- 
