Permeability 259 
(284) Hansteen-Cranner, B. Ueber das Verhalten der Kulturpflanzen zu den 
Bodensalzen. III. Beitrage zur Biochemie und Physiologie der 
Zellwand lebender Zellen. Jahrb. f. wiss. Bot. 53, 536-598. 1914. 
(285) - Beitrage zur Biochemie und Physiologie der Zellwand und der 
plasmatischen Grenzschichten (Vorlaufige Mitteilung). Ber. deut. 
bot. Ges. 37, 380-391. 1919. 
(286) - Zum Biochemie und Physiologie der Grenzschichten lebender 
Pflanzenzellen. Meldinger fra Norges Landsbrukheiskole, Kristiania, 
2, 1-160. 1922. 
(287) Hardy, W. B. On the Structure of Cell Protoplasm. Journ. Physiol. 
24, 158-210. 1899. 
(288) - On the Mechanism of Gelation in Reversible Colloidal Systems. 
Proc. Roy. Soc. London, B, 66, 95-109. 1900. 
(289) -Colloidal Solution. The Globulins. Journ. Physiol. 33, 251-337.1905. 
(290) Harris, J. A. Physical Chemistry and Phytogeography. Science, N.S. 
46, 25-30. 1917. 
(291) - On the Osmotic Concentration of the Tissue Fluids of Phanero¬ 
gamic Epiphytes. Amer~ Journ. Bot. 5, 490-506. 1918. 
(292) Harris, J. A. and Gortner, R. A. Note on the calculation of the 
osmotic pressure of expressed vegetable saps from the depression 
of the freezing-point, with a table for the values of P for A = o-ooi°- 
2*999°. Amer. Journ. Bot. 1, 75-78. 1914. 
(293) Harris, J. A., Gortner, R. A., Hofman, W. F. and Valentine, A. T. 
Maximum Values of Osmotic Concentration in Plant Tissue Fluids. 
Proc. Soc. Exper. Biol, and Med. 18, 106-109. 1921. 
(294) Harris, J. A., Gortner, R. A. and Lawrence, J. V. The Relationship 
between the osmotic concentration of leaf sap and height of leaf 
insertion in trees. Bull. Torrey Bot. Club, 44, 267-286. 1917. 
(295) -On the Relationship between Freezing-Point Lowering, 
A, and Specific Conductivity, K, of Plant Fluids. Science, N.S. 52, 
494-495- 1920. 
(296) -(1921 a). On the Differentiation of the Leaf Tissue 
Fluids of Ligneous and Herbaceous Plants with Respect to Osmotic 
Concentration and Electrical Conductivity. Journ. Gen. Physiol. 3, 
343-345- 1921. 
(297) -- (19216). The Osmotic Concentration and Electrical 
Conductivity of the Tissue Fluids of Ligneous and Herbaceous 
Plants. Journ. Phys. Chem. 25, 122-146. 1921. 
(298) Harris, J. A. and Lawrence, J. V. On the Osmotic Pressure of the 
Tissue Fluids of Jamaican Loranthaceae parasitic on various hosts. 
Amer. Journ. Bot. 3, 438-445. 1916. 
(299) -- (1917 a). Cryoscopic Determination of Tissue Fluids of Plants 
of Jamaican coastal deserts. Bot. Gaz. 64, 285-305. 1917. 
(300) -(1917 6). The Osmotic Concentration of the Tissue Fluids of 
Jamaican Rain-Forest Vegetation. Amer. Journ. Bot. 4, 268-298. 
1917* 
(301) Harris, J. A., Lawrence, J. V., with the co-operation of Gortner, 
R.A. The Cryoscopic Constants of Expressed Vegetable Saps as 
related to Local Conditions in the Arizona Deserts. Physiol. Res. 
2 , 1-49. 1916. 
(302) Harris, J. A. and Popenhoe, W. Freezing-Point Lowering of the Leaf 
Sap of the Horticultural Types of Persea americana. Journ. Agric. 
Res. 7, 261-268. 1916. 
(303) Harris, J. A. and Valentine, A. T. The Specific Electrical Con¬ 
ductivity of the Tissue Fluids of Desert Loranthaceae. Proc. Soc. 
Exper. Biol, and Med. 18, 95-97. 1920. 
(304) Harvey, E. N. Studies on the Permeability of Cells. Journ. Exper. 
Zool. 10, 507-556. 1911. 
