412 University of California Publications in Botany [Vol. 9 



48 SCHIMPER, A. F. W. 



Pflanzen-Geographie auf physiologiseher Grundlage. Jena, 1898. 



49 Merriam, 0. H. 



The geographic distribution of life in North America with special reference 

 to the mammalia. Proc. Biol. Soc. Wash., vol. 7, pp. 1-64. 1892. 

 Merriam, C. H. 



Laws of temperature control of the geographic distribution of terrestrial 

 animals and plants. Nat. Geog. Mag., vol. 6, pp. 229-238. 1894. 

 Merriam, C. H. 



Life zones and crop zones of the United States. U. S. Biol. Surv. Bull. 

 No. 10. 1898. 



50 CoviLLE, F. V. 



Botany of the Death Valley Expedition. Contr. U. S. Nat. Herb., vol. 4. 

 Washington, 1893. 



51 Hall, H. M., and Grinistell, J., Life-zone indicators in California. Proc. 



Calif. Acad. Sci., ser. 4, vol. 9, pp. 37-67. 1919. 



52 Kerner, F. von. 



Die Aenderung der Bodentemperatur mit der Exposition. Sitzungsberichte 

 d. k. Akad. der Wissenschaften, Math.-naturw. Klasse, C. Ila., pp. 

 704-729. 1891. 



53 Merriam, C. H. 



Eesults of a biological survey of Mount Shasta, California. North Am. 

 Fauna, No. 16, U. S. Biol. Surv. 1899. 



54 Woeikoff, a. 



Die Klimate der Erde, pp. 218-219. Jena, 1887. 



55 Brockman-Jerosch, H. 



Zwei Grundfragen der Palaophytogeographie. Engler's Jahrb., vol. 50, 

 Supplement Band, pp. 248-267. 1914. 



56 Bartlett, J. L. 



The influence of small lakes on local temperature conditions. Mthly. 

 Weather Eev., vol. 33, pp. 147-148. 1905. 



57 Abbe, C. 



The influence of small lakes on local climates. Mthly. Weather Rev., vol. 

 29, p. 563. 1901. 



58 Taylor, L. H. 



Water storage in the Truckee Basin, California-Nevada. U. S. Geol. Surv., 

 Water Supply Paper, No. 68. 1902. 



59 Gettli, M. 



Beitrage zur Okologie der Felsflora. Untersuchungen aus dem Curfirsten 

 und Sentisgebiet. Dissertation, Zurich. 



60 Leiberg, J. B. 



Forest conditions in the northern Sierra Nevada, Califorma. U. S. Geol. 

 Surv., Prof. Paper, No. 8. 1902. 



61 Bailey, F. M. 



Handbook of birds of the western United States, p. 213. Boston, 1902. 



62 Davidson, A. 



Botanizing in Inyo County. Bull. S. Calif. Acad. Sci., vol. 11, pp. 15-. 

 1912. 



