BOTANY. 321 



On the demonstration of nuclear division in the circulating protoplasm of a 

 cell, D. W. Dennis (Jour. Appl. Micros., 1 (1S9S), No. 5, p. 73). 



The demonstration of karyokinesis, B. F. Kingsbury (Jour. Appl. Micros., 1 

 (1S9S), No. 5, pp. S0-S3). 



Experimental cytology, A. Labbe (Paris: Carre fy Naud, 1898, pp. VIII -f 101). 



Nuclear division in the basidia and the phylogemy of the Basidiomycetes, 

 H. 0. JUEL (Jahrb. Wiss. Bot., 3.2 (1S0S), No. 2, pp. 361-3SS, pi. 1). 



Concerning the centrosomes of the animal cell and their homologues in plant 

 organs, B. Nemec (Anat. Anseiger, 14 (189S), No. 22-23, pp. 569-580, figs. 18). 



On the metabolism and structure of halophytes, 13. Diels (Jahrb. Wiss. Hot., 32 

 (1898), No. 2, pp. 809-822). 



On the occurrence of calcium oxalate crystals in the embryo of some legumi- 

 nous plants, J. C. Castkonovo (Atti Accad. Sci. Nat. Catania, 4. ser., 11 (1S0S), p. 

 39,pl.l). 



Contributions to the knowledge of geotropic movements of plants, F. 

 Czapek (Jahrb. Wiss. Bot., 32 (1S0S), No. 2, pp. 175-308, figs. 7). 



Practical plant physiology, W. Detmer (Neio York: The Macmillan Co., 1808, 

 pp. 19-\-L55). — This is a translation by S. A. Moor of the second German edition of this 

 work. It is an introduction to original research for students and teachers of nat- 

 ural science, medicine, agriculture, and forestry. 



Introductory lecture in a course of vegetable physiology applied to agricul- 

 ture, P. P. Deiierain (Ann. Agron., 24 (189S), No. 5,pp. 193-214). 



Concerning the physiological action of arsenic on vegetable organisms, J. 

 Stoklasa (Ztschr. Landw. Versuchw. Oesterr., 1 (1S08), p. 154; abs.in Bot. Centbl.,75 

 (1S9S), No. 10, pp. 304, 305). 



A contribution to the subject of the nitrogen nutrition of leguminous plants, 

 J. Lutoslawski (Ber. Physiol. Lab. Landw. Inst. Halle, 1S9S, No. 14, pp. 32). 



Secondary growth of the fibrovascular bundles in monocotyledons, M. C. 

 Queva (Assoc. Francaisc Avanc. Sci., 1897, pp. 469-472). 



A practical photomicrographical camera, H. Bauscii (Jour. Appl. Micros., 1 

 (1898), No. 5, pp. 94, 95, figs. 2). 



A text-book of microphotography, R. Neuhauss (Lehrbuch der Microphotog- 

 rapliie. Brunswick: Harold Bruhn,1898 > 2. ed.,pp. XV-\-266,pls. t,figs.62). 



Notes on microscopic technique, G. C. Hubeb (Jour. Appl. Micros., 1 (1898), 

 No. 6, pp. 102-105). 



Apparatus for removing air from mounted slides and material, D. T. Mac- 

 dougal (Jour. Appl. Micros., 1 (1898), No. 4, pp. 73, 74, fig. 1). 



An improved form of wash bottle for microscopists, W. C. Stukgis (■lour. 

 Appl. Micros., 1 (1898), No. 4, pp. 75, 76, fig. 1). 



The use of soap for embedding plant tissues, E. M. Wilcox (Jour. Appl. Micros., 

 1 (1S98), No. 4, pp. 68, 69). 



An improved form of paraffin embedding table, II. B. Ward (Jour. Appl. 

 Micros., 1 (1S9S), No. 5, pp. SS, SO, fig. 1). 



A method for improving paraffin for section cutting, F. Smith (Jour. Appl. 

 Micros., 1 (1898), No. 4, pp. 67, 68). 



Some points on the technique of paraffin embedding, F. II. Lamb (Jour. Appl. 

 Micros., 1 (1S9S), No. 4, pp. 63, 64, figs. 5). 



A combination of the paraffin and celloidin methods of embedding, I T . Daiil- 

 GREN (Jour. Appl. Micros., 1 (1898), Mo. 4, p. 67). 



Work of the ichthyological section of the Russian society of acclimatiza- 

 tion of animals and plants (Moscow, 1897, vol.2, pp. 272, pis. 2; abs. in Selsk.Khoz.i 

 Lyesov., 185 (1897), Apr., p. 241). 



