ii 9 



THE MOSSES AND LIVERWORTS OF AN 

 INDUSTRIAL CITY.* 



W. H. BURRELL, F.L.S. 



A study of the distribution of Bryophytes within the Leeds 

 City boundaries was prompted by a desire to fill a blank in 

 the record books of the society, and to gain first-hand knowledge 

 of the influence of smoke on this group of cryptogams. The 

 area examined covers about thirty-four square miles, within 



... sol 



JOOr 

 (V.OORTOWN 



MWKiWO'STH 



BMMLEY 



k M«$TALL 



ARMLEY 



MOOCH tNO 



EAST END 

 TMJK 





FARRtEyvicwDBEc^ 



*7 HOCBECK huMSLET 

 N10OR 

 BEESTON 



Plan of Leeds City prior to the extension of 1912. 



the old city boundaries, excluding the recent extension at 

 Shadwell, Roundhay, Seacroft and Crossgates. Altitude 

 ranges from 500 ft. in the north and west to 80 ft. in the south- 

 east where the river leaves the city. The most interesting 

 ground for the moss student is the Millstone grit tract of the 

 north and west, including Meanwood Beck, Clayton Wood 

 and Hawkesworth Wood, retaining some of its natural vegeta- 

 tion of ling, bilberry, oak and birch, and the south-western 



* Resume of Presidential Address to the Leeds Naturalists' Club and 

 Scientific Association, December nth. 1916. 



1917 April 1. 



