INTRODUCTION. 5 



spaces, of Pyrus Mains and Viburnum Opulus in the woods, 

 and of Alnus ylutinosa and Salix frayilis following up the 

 streams. 



Zone 3. Super- agrarian zone of Watson. This includes 

 that portion of the county which lies at an elevation of 350 

 yards, according to Mr. Baker, and is marked by the presence 

 of Rubus Chamamorus, Arbutus Uva Ursi, &c. 



BIBLIOGRAPHY OF THE BOTANY OF DERBYSHIRE. 



1696. Kay's " Synopsis," 2nd Edition. 



1729. Martyn in " Philosophical Transactions of the Royal 

 Society," xxxvi., pp. 22-80. 



1772. Gibson's Bp. Edition of Camden's "Britannia" 

 includes Bay's List. 



1789. Gough's Edition of Camden's "Britannia" includes 

 Bay's List with additions. 



1787-96. Withering's " Arrangement of British Plants," 

 3rd Edition. The habitats for the plants growing 

 in Derbyshire were furnished by Bev. S. Dickenson, 

 LL.D., Kector of Blymhill; Dr. J. E. Smith, 

 F.B.S. ; Mr. Whateley, and Mr. T. J. Woodward, 

 F.L.S., of Bungay. 



1789. Pilkington's "Derbyshire: an Account of its Geology, 

 &c.," has a list of plants found in the county and 

 recorded in Witheriug's " Arrangement of British 

 Plants." 



1805. Dawson Turner and Dilwyn : " The Botanist's Guide 

 through England and Wales " contains the same 

 information that is given in Pilkington's " Account 

 of Derbyshire " respecting the Botany of the 

 county. 



1817 and 1821. " Ptirton's Midland Flora," by Thomas 

 Purton, surgeon, Alcester, which contains lists of 

 plants with their habitats contributed by Mrs. 

 Acland and the Kev. W. T. Bree, Bector of 

 Allesley, Warwickshire. 



1823. "The English Flora," by Sir J. E. Smith, M.D., 

 F.R.S., P.L.S. The plants mentioned herein as 

 growing in Derbyshire are mainly those recorded 

 by earlier botanists, with a few additions. 



1829. Glover's " History of the County of Derby" contains 

 a much longer list of plants than is to be found in 

 any previous book ; but the names of very few 

 botanists are given in connection with these plants. 



