No. 458.) NOTES AND LITERATURE. 103 
An account of the “blaze-currents” of vegetable tissues, by Wal- 
ler, forms part of Vol. 37, Ne. 257, of the Journal of the Linnean 
Society, Botany. 
A paper on the absorption of electro-magnetic waves by living 
vegetable organisms, by Squier, has been reprinted from General 
MacArthur’s Report to the War Department on the Military Manceu- 
vres in the Pacific Division, 1904. 
A considerable discussion of the use of copper for the treatment of 
polluted drinking water is contained in the American Journal of Phar- 
macy for December. 
The “summer-fall” of the leaves of Canary Island plants forms 
the subject of a note by Vahl in Heft 2 of the Botanisk Tidsskrift 
for 1904. 
An interesting study of sandal seedlings is published by Barber 
in Zhe Indian Forester for December. 
Papers on myrmecophilous plants by Morteo and Villani are con- 
tained in Vol. 18, Fascicle 10-12 of Ma/igZia. 
Methods of surveying vegetation on a large scale are discussed 
with illustrative diagrams, by Oliver and Tansley in Zhe New Phytol- 
ogist of December 20. 
Certain traumatic floral anomalies, and their heredity, are discussed 
by Blaringhem in the Bulletin of the Muséum d'Histoire Naturelle of 
Paris, 19o4, No. 6. 
A paper on the structure of the starch grain, by Denniston, has 
been separately issued from Vol. 14 of the Transactions of the Wis- 
consin Academy of Sciences. 
An anatomical study of Anemiopsis californica is published by 
Holm in Zhe American Journal of Science for January. 
A paper by Drabble on the anatomy of the roots of palms forms 
Vol. 6, Part 10, of the current botanical series of Transactions of the 
Linnean Society of London. 
An interesting presentation of some of Burbank's experiments is 
given by Jordan in Popular Science Monthly for January. 
A progress report on the strength of structural timber, by Hatt, ` 
forms Circular No. 32 of the Bureau of Forestry, U. S. Department 
of Agriculture. : 
