Index to American botanical literature 365 



Vaupel, F. Reisebilder. Tagebuchskizzen aus der Alten und Neuen 

 Welt. Monats. Kakteenk. 16 : 1-4. 15 Ja 1906; 19-22. 15 F 



x 9° 6 ; 35~3 8 - *5 Mr 1906; 51-55. 15 Ap 1906. 



Walter, H. Die Diagramme der Phytolaccaceen. Bot. Jahrb. Beibl. 

 85: 1-57- /. 1-Q2. 24 Ap 1906. 



Weed, C. M. Trees in winter — I. . [The maple family.] Forest & 

 Stream 66: 15. 6 Ja 1906; — IL The ash family. Forest & 

 Stream 66 : 92. 20 Ja 1906; — III. The walnut and hickory family. 

 Forest & Stream 66: 134. 27 Ja 1906. [Illust.] 



Weed, C. M. Trees in winter — IV. The birches. Forest & Stream 

 66: 222, 223. 10 F 1906; — V. The locust family. Forest & 

 Stream 66: 343. 3 Mr 1906; — VI. The oak family. Forest & 

 Stream 66: 499, 500. 31 Mr 1906. [Illust.] 



Weed, C. M. Wild cherries. Forest & Stream 66: 789. 19 My 

 1906. [Illust.] 



Weingart, W. Cereus horridus Otto. Monats. Kakteenk. 16 : 59-62. 

 15 Ap 1906. 



Weingart, W. Cereus Jusbertii Reb. Monats. Kakteenk. 16 : 79. 

 15 My 1906. 



White, C. A. The black locust tree and its despoliation. Pop. Sci. 

 Mo. 68: 211-218. Mr 1906. 



White, C. A. The northern limit of the papaw tree. Science II. 23 : 



749-75 1 - II M y 1906. 

 Whittlesey, 0. The devil's tongue [Amorphophallus Rivieri\ Plant 



World 9: 18-20. [F] 1906. 



Wiegand, K. M. The occurrence of ice in plant tissue. Plant World 

 9: 25-39.7.^,5. [Mr] 1906. 



Wiegand, K. M. The passage of water from the plant cell during 

 freezing. Plant World 9: 107-118. /. 18. My 1906. 



Winslow, E. J. The distribution of Botrychia. Fern Bull. 14 : 48, 

 49. Ap 1906. 



Young, R. A. Key to the Ohio viburnums in the winter condition. 

 Ohio Nat. 6: 551, 552. 5 Je 1906. 



Zahlbruckner, A. Campamdaceae andinae. Bot. Jahrb. 37: 451- 

 462. 24 Ap 1906. 



Includes descriptions of new species in Burmeistera, Centropogon (4), Siphocampylus 

 (7), Rhizocephalum, and Lobelia (2). 



