Other Periodical Literature. Ill 



The Wood Supply of Europe. Pp. 349-397. 

 Alberta's Pulpwood Resources. Pp. 435-436. 



The Journal of the Board of Agriculture, XVIII, 1911, — 

 Theories of Plant Nutrition. Pp. 653-655. 



The Botanical Gazette, LII, 1911, — 



Reproduction by Laying among Conifers. Pp. 369-379. 

 Describes method of layering in Abies balsamea as ob- 

 served on Isle Royale, Lake Superior. 



Light Intensity and Transpiration. Pp. 417-438. 

 A comparison of results furnished by different instruments 

 for estimating solar intensity. 



[LIII, 1912,—] 



Some Features in the Anatomy of the Sapindales. Pp. 50- 

 58. 



Annals of Botany, XXV, 1911,— 



On the Origin of the Multiseriate Ray of the Dicotyledons. 

 Pp. 1005-1014. 



Evolution of the Annual Ring and Medullary Rays of 

 Quercus. 



Science, XXXV, 1912,— 



Tier-Like Arrangement of the Elements of Certain Woods. 

 Pp- 75-77- 



Pomona College Journal of Economic Botany, I, 1911 — 



Neiv and Little Knozvn Trees Suitable for Southern Cali- 

 fornia Avenues. Pp. 201-208. 



