ZOOLOGY. 23 



Spermatophytes, I, K. Goebel (Organographie der Pfianzen, insbesondcre der Arche- 

 goniatcn und Samenpflanzen. Jena: (!. Fischer, 1898, pp. IX-\-282, figs. 130). 



The appearance of sex in the higher fungi, G. VON Beck (Verhandl. K. K. Zool. 

 Bot. Gesell. Wien, 48 (1898), No. 1, pp. 4-6). 



Influence of nutrition on the evolution of plants, P. Dangeard (Botaniste, 6. 

 ser., 1898, No. 1, pp. 1-63). 



On the summer germination of the spores of truffles and the production of 

 teleutospores, A. de Gp.amont de Lesparre (Compt. Bend. Acad. Sci. Paris, 126 

 (1S9S), No. 5, pp. 443-447, Jigs. 9). 



On -winter germination and fertilization, A. de Gramont de Lesparre {Compt. 

 Bend. Acad. Sci. Paris, 126 (1S9S), No. 3, pp. 281-285, figs. 5). 



Alinite, H. Jensen (Ugeskr. Landm., 42 (1897), No. 47, pp. 629, 630).— A pure cul- 

 ture of Bacterium clleubachensis, prepared by Caron, which is claimed to do for the 

 small grains what Nitragin has been shown to do for the legumes. Experiments by 

 Hartlieb at the Bonn experiment station have, however, failed to show any merit in 

 the new preparation. — v. w. woll. 



The nitrogenous coloring material of fungi, R. Van Den Dries (Cellule, 13 

 (1897), II, pp. 415-446). 



Investigations concerning chlorophyll, G. Bode (Inaug. Diss, Jena, 1898, pp. 40). 



Concerning the transpiration of Halophytes, 0. Rosenberg (Of vers. K. Svenska 

 Vetcnsk. Akad. Forhandl., 54 (1S97), No. 9, pp. 531-549). 



Means of defense in plants, A. Gilkinet (Bui. Acad. Boy. Sci. Belg.,3. ser., 33 

 (1897), No. 12, p. 21). 



Concerning the elongation of nodes, P. Van Tieghem ( Ann. Sci. Nat. Bot., 8. 

 ser., 5 (1S97), No. 1-2, pp. 155-160). 



Phosphorescent sap in the higher plants, M. W. Bei.terinck (Nature, 57 (1898), 

 No. 1483, p. 511). — Notes the occurrence of phosphorescent sap in Euphorbia plios- 

 phona. 



Polyembryony and its morphology in Opuntia vulgaris, W. F. Ganong (Bot. 

 Ga;., 25 (1S9S), No. 4, pp. 221-228, pi. 1). 



Concerning reduction phenomena in plant nuclei, W. Relajeff (Per. Deut. 

 Bot. Gesell., 16 (189S), No. 2, pp. 27-34, figs. 3). 



Concerning the translocation of nutrient materials at the death of the leaves, 

 G. Ramann (Ztschr. Forst u. Jagdw., 30 (1S9S), No. 3, pp. 157-166). 



The reserve matter of Ficaria ranunculoides, Leclerc du Sablon (Compt. 

 Bend. Acad. Sci. Paris, 126 (1S9S), No. 12, pp. 913-915, fig. 1). 



On the cholesterins of the lower plants, E. Gerard (Compt. Bend. Acad. Sci. 

 Paris, 126 (1S9S), No. 12, pp. 909-911). 



Experiments in the cross-fertilization of willows (Jour. Bot. [Zojk?om], 36 

 (1898), No. 424, pp. 122-124). 



Laboratory manual in practical botany, ('. II. Clark (New York: The American 

 Book Co., pp. 271). 



ZOOLOGY. 



The jack rabbits of the United States ( JJ. 8. Bcpt. Agr., Division 

 of Biological Purvey Bui. 8, pp. 84, pis. <>,figs. 2, maps 3). — Introduction 

 (pp. 1-23). — A popular description is given of the various species of 

 jack rabbits of the United States, their food habits, depredations, dis- 

 tribution, etc. The sx>ecies noted, found in the United States, are the 

 prairie hare or white-tailed jack rabbit (Lepus campestris), which lias a 

 range extending over the northern part of the Great Basin and the 

 Great Plains westward from central Iowa, but probably never occurs 

 in such numbers as the black-tailed jack rabbit; the California jack 



