﻿Index to recent Literature 639 



Small, H. B. Vegetation in the Bermudas. Ottawa Nat. 12 : 101- 

 104. Au. 1898; 109-114. S. 1898. 



Spanjer, O. Untersuchungen iiber die Wasserapparate der Gefass- 

 pflanzen. Bot. Zeitung, 56 1 : 35-81. //. j. 16 Ap. 1898. 



Stone, G. E. Four Generations of Botanists in one Family. Bot. 

 Gaz. 26: 274-277. 15 O. 1898. 



Susuki, U. Ueber die Assimilation der Nitrate in Dunkelheit durch 

 Phanerogamen. Bot. Centralb. 75 : 289-292. 1898. 



Trelease, W. An unusual Phyto-bezoar. Trans. Acad. Sci. St. 

 Louis, 7 : 493-497. //. ^0. 30 N. 1897. 



Agglomeration of cacti fibres in a bull's stomach. 



Van Tieghem, P. Sur les Buxacees. Ann. Sci. Nat. VIII. 5 : 289- 

 338. 1897. 



Wacker, J. Die Beeinflussung des Wachsthums der Wurzeln durch 

 das umgebende Medium. Jahrb. wiss. Bot. 32: 71-116. 1898. 



'Warren, J. A. Note on the Variations in the Teleutospores of Puc- 

 cinia Wmdsoriae. Am. Nat. 32: 735-745./- 1-26. O. 1898. 



Wiesner, J. Ueber die Ruheperiode und iiber einige Keimungsbe- 

 dingungen der Samen von Viscum album. Ber. Deutsch. Bot. 

 Gesell. 15: 503-516. 25 Ja. 1898. 



Wiley, H. W. Recent Progress in Agricultural Chemistry. Science, 

 II. 7: 16-21. 7 Ja. 1898; 44-48. 14 Ja. 1898. 



Williams, F. N. A Revision of the Genus Arenaria L. Jour. 

 Linn. Soc. 33: 326-437. 1 Jl. 1898. 



A few new varieties are based upon American plants. 



Williams, M. E. The Fairy Ring and its Neighbors. Asa Gray 

 Bull. 5 : 94-98. ff. 1-4. 15 D. 1898. 



Williams, T. A. A Report upon the Grasses and Forage Plants and 

 Forage Conditions of the eastern Rocky Mountain Region. Bull. 

 U. S. Depart. Agric. (Div. Agrost.) 12: 1-78. / i-jo. 1898. 



Information as to range and habitat of the principal Gramineae and other forage 

 plants (Leguminosae, Chenopodiaceae, etc.) of Montana, Wyoming and Colorado. 



Woods, A. F. Bacteriosis of Carnations. Centralb. fiir Bakteriol. 

 Parasitenk. 3: 722-727.//. p. 1897. 



Worsdell, W. C. The vascular Structure of the Sporophylls of the 

 Cycadaceae. Ann. Bot. 12: 203-241.//. 77, 18. Je. 1898. 



Worsdell, W. C. The comparative Anatomy of certain Genera of 

 the Cycadaceae. Jour. Linn. Soc. 33: 437~457- pi- 20 - l J^ 

 1898. 





