THE FLORA OF PANCHGANI. 



315 



The temperature taken since September 1907 varied from 53*^ 

 at 7 a. m. in January to 100° at 4 p. m. in April. The mean 

 temperature at noon is about 71°, and the mean (Uxilv range 

 only 6°. For further details we add a table showing the monthly 

 maxima and minima as observed at 7 a. m. and 4 p. m. since 

 September 1907. 



The geological formation of Panchgani is, like the rest of the 

 Deccan, volcanic. All along the road up the hills from Wai to 

 Dhandheghar, two miles from Panchgani, trap is found : but the tops 

 of the hill are capped with laterite, with a sub-soil of grey or brick- 

 red moorum. The surface soil is for the most part a reddish clay, 

 common to MaUableshwar, and varies in depth from six or eight 

 inches to three or four feet ; but in many places the rock and 

 moorum have not been reached at eight and nine feet. The laterite 

 is a porous argillaceous rock, much impregnated with iron peroxide 

 irregularly distributed throughout the mass. After exposure the 

 surface of the laterite is usually covered with a brown or blackish 



