A HISTORY OF NORFOLK 



Cambridgeshire has, all of which are absent from Norfolk and 

 Suffolk ; Viola stagnina, Carum Bulbocastamim, Valeriana Auricula, and 

 Ajuga Chamcepitys. 



Cambridgeshire and Norfolk have the following, which do not 

 occur in Suffolk, Rcemeria hybrida. Campanula patula, Narthecium Ossifra- 

 gum and Phleum asperum. 



Cambridgeshire and Suffolk have the following which are absent 

 from Norfolk, Vicia gracilis, Myriophyllum alter niflorum, Caucalis latifolia, 

 Serratula tinctoria, Senecio campestris, Orobanche Picridis, Veronica spicata 

 and Ophrys aranifera. 



Lastly, Norfolk and Suffolk have the following which are absent 

 from Cambridgeshire, Diplotaxis tenuifolia, Silene conica, Diatithus armeria, 

 Holosteum umbellatum, Scleranthus perennis, Trigonella purpurascens, Tillaa 

 muscosa, Chrysosplenium oppositifolium and C. alternifolium, Orobanche ccerulea, 

 Verbascum puheruletitum, Veronica verna and V. triphyllos, Scutellaria minor, 

 Tulipa syhestris, Gagea lutea, Lastrea cristata and L. uliginosa and Ceterach 

 officinarum. 



The genus Gentiana is curiously distributed among the three 

 counties. Norfolk has four species : G. Amarella, G. Pneumonanthe, 

 G. campestris and G. baltica ; Suffolk but three, G. baltica not being 

 differentiated there at present ; but Cambridgeshire has only one species : 

 G. Amarella. 



The writer has been so fortunate as to obtain the help of the 

 following specialists who have each contributed an article. The Rev. 

 G. R. Bullock- Webster, on Characeae ; C. B. Plowright, M.D., on 

 Fungi ; H. N. Dixon, on Mosses ; and the Rev. J. Crombie, on 

 Lichens. His special and most grateful thanks are due to Mr. Arthur 

 Bennett for correcting the list of Naiadaces and to the Rev. E. F. 

 Linton for allowing him the use of his ' Norfolk Notes ' on Rubi and 

 Rosce, also to the Norfolk and Norwich Naturalists' Society for allowing 

 him free use of their Transactions. He also desires to record his in- 

 debtedness and thanks to The Rt. Hon. Lord Walsingham, F.R.S. ; 

 Messrs. E. G. Baker, of the Museum of Natural History, South 

 Kensington ; E. M. Holmes, of the Pharmaceutical Society's Museum ; 

 R. H. Yapp, of the Cambridge University Herbarium ; E. A. Atmore, 

 of the Museum, Kings Lynn ; and the Rev. E. K. Kerslake, for 

 assistance given both by correspondence and personally. 



The principal authorities to be consulted for localities and details of 

 Norfolk Botany are. Withering, Arrangement of British Plants, 4th ed. 

 1801 ; Sir J. E. Smith, English Botany, ist ed. 1790-18 14 and English 

 Flora, 1 824-1 828 ; English Botany, 3rd ed., edited by J. T. Boswell 

 Syme, 1863 ; Transactions of the Norfolk and Norwich Naturalists' Society 

 (various years) ; lists of Flora of Norfolk in White's History, 3rd ed. 

 1864, by the Rev. G. Munford, and in Mason's History, 1884; The 

 Rev. Kirby Trimmer, Flora of Norfolk and Supplement, n.d. ; H. C. Wat- 

 son, Topographical Botany, 2nd ed. 1883; and the Rev. E. F. Linton, 

 ' Norfolk Notes,' Journal of Botany, June and July, 1900. 



44 



