SELECTED BIBLIOGRAPHY 507 



Mason, T. G., E. J. Maskell, and E. Phillis. Further studies on transport 



in the cotton plant. 111. Concerning the ijidependence of solute inove- 



mcnt in the phloem. Ann. Bot. 50: 23-58. 1936. 

 Mason, T. G., and E. Phillis. Further studies on transport in the cotton 



plant. J'. Oxygen supply and the activation of diffusion. Ann. Bot. 50: 



455-499. 1936. 

 Mason, T. G., and E. Phillis. The migration of solutes. Bot. Rev. 3 : 47-71. 



1937- 



Moose, C. A. Chemical and spectroscopic analysis of phloem exudate and 

 parenchyma sap from several species of plants. Plant Physiol. 13: 365- 

 380. 1938. 



Miinch, E. Versuche iiber den Saftkreislauf. Ber. Deutsch. Bot. Ges. 45 : 

 340-356. 1927. 



Palmquist, E. M. The simultaneous movement of carbohydrates and -fluores- 

 cein in opposite directions in the phloem. Amer. Jour. Bot. 25: 97-105. 



^938. 



Penston, N. L. Studies of the physiological importance of the mineral ele- 

 ments in plants. Fill. The variation in potassium content of potato 

 leaves daring the day. New Phytol. 34: 296-309. 1935. 



Pfeiffer, IVI. Die Ferteilung der osmotischen W erte im Bau?n im Hinblick 

 auf die I\Fiinchsche Druckstromtheorie. Flora 132: 1-47. 1937. 



Phillis, E., and T. G. Mason. Further studies on transport i?i the cotton 

 plant. IF. On the simultaneous movement of solutes in opposite direc- 

 tions through the phloem. Ann. Bot. 50: 1 61-174. 1936a. 



Phillis, E., and T. G. Mason. Further studies on transport in the cotton 

 plant. FI. Interchange between the tissues of the corolla. Ann. Bot. 

 50: 679-697. 1936b, 



Van den Honert, T. H. On the mechanism of the transport of organic ma- 

 terials in plants. Proc. Kon. Akad. Wetensch. (Amsterdam) 35: 1104- 

 1112. 1932. 



