38 



University of California Publications in Botany [Vol. 9 



Table 3. — Monthly Mean and Extreme Temperatures, Canadian Zone (F.), 



.Summit, Placer County, 7,017 feet. 



— Tamarack, Alpiue County, 8,000 feet. 



- - -Boclie, Mono County, 8,248 feet. 



Jan. Feb. Mar. April May June July Aug. Sept. Oct. Nov. Dec. 



