BIBLIOGRAPHY. 



LIVINGSTON, B. E. 1906. Relation of desert plants to soil moisture and evaporation- 



Carnegie Inst. Wash. Pub. No. 50. 

 - . 1907. Relative transpiration in cacti. Plant World 10 : 110. 



Stomata and transpiration in Tradescantia zebrina. Science 29 : 269. 



Operation of porous cup vaporimeter. Plant World 13 : 111. 



Light intensity and transpiration. Bot. Gaz. 52 : 417. 



Resistance offered by leaves to transpirational water loss. Plant World 



1909. 

 1910. 

 1911. 

 1913. 

 16 

 1915. 



Atmometry and the porous cup. Plant World 18 : 21. 



- arid W. H. BROWN. 1912. Relation of the daily march of transpiration to vari- 



ations in the water content of foliage leaves. Bot. Gaz. 53 : 305. 



-- and A. H. ESTABROOK. 1912. Observations on the degree of stomatal movement 

 in certain plants. Bull. Torr. Bot. Club 39:15. 



- and J. W. SHIVE. 1914. Relation of atmospheric evaporating power to the 



soil-moisture content at permanent wilting in plants. Plant World 17 : 81. 

 LLOYD, F. E. 1908. The physiology of stomata. Carnegie Inst. Wash. Pub. No. 82. 



- . 1912. The relation of transpiration and stomatal movement to water content 



of leaves in Fouquieria splendens. Plant World 15 : 1. 



- . 1913. Leaf water and stomatal movement in Gossypium, and a method of 



direct visual observation of stomata in situ. Bull. Torr. Bot. Club 40 : 1. 

 MERGET, A. E. 1873. Recherches sur le r61e des stomates dans les phe'nomenes d'6changes 



gazeux entre la plante et 1'atmosphere. Ann. Bot. Soc. Lyon 1:1. 

 MOHL, H. 1856. Welche Ursachen bewirken die Erweiterung und Verengung der 



Spaltoffnungen? Bot. Zeit. 14:697. 

 MOLISCH, H. 1912. Das Offen- und Geschlossensein der Spaltoffnungen veranschaulicht 



durch eine neue Methode. Zeit. Bot. 4. 

 MTTENSCHER, WALTER L. C. 1915. Relation of transpiration to stomata. Jour. Bot. 



2 : 487. 



PORSCH, . 1905. Der Spaltoffnungsapparat im Lichte Phylogenie. 

 RENNER, O. 1910. Beitrage zur Physik der Transpiration. Flora 100 : 451. 



- . 1911. Zur Physik der Transpiration. Ber. Deut. Bot. Ges. 29 : 451. 



- . 1911. Experimentale Beitrage zur Kenntniss der Wasserbewegung. Flora 



103 : 171. 

 SCHWENDENER, S. 1881. Ueber Bau und Mechanik der Spaltoffnungen. Monatsber. 



Berliner Akad. 

 SHREVE, E. B. 1916. An analysis of causes of variations of the transpiring power of 



cacti. Physiol. Res. 2 : 73. 



- . 1919. A thermo-electrical method for the determination of leaf temperature. 



Plant World 22: 100. 



- . 1919A. The role of temperature in the determination of the transpiring power 



of leaves by hygrometric paper. Plant World 22:172. 

 STAHL, E. 1894. Einige Versuche iiber Transpiration und Assimilation. Bot. Zeit. 



52:117. 

 THOMAS, NESTA, and ALLAN FERGUSON. 1917. On the reduction of transpiration 



observations. Ann. Bot. 122 : 241. 

 TRELBASE, S. F., and B. E. LIVINGSTON. 1916. The daily march of transpiring power 



as indicated by porometer and standardized hygrometric paper. Jour. 



Ecol. 4 : 1. 

 WIGGINS, R. J. 1921. Variations in the osmotic concentrations of the guard-cells during 



opening and closing of stomata. Am. Jour. Bot. 8 : 30. 



