INTRODUCTION. 7 



C. The Ferns of Great Britain. Illustrated by J. E. 

 Sowerby. The descriptions, synonyms, Sec, by C. 

 Jolmson, Esq. 1854. 8vo, pp. 87, with 49 plates, 

 iiniforin with those of "English Botany." — The figures 

 are coarse, and often not characteristic, especially in 

 the details ; while the text, which for the most part 

 omits all reference to varieties, is ample, philosophic, 

 and accurate. 



7. The Ferns of Great Britain and Ireland ; Nature- 



p'inted by H. Bradbury. By Thomas Moore, F.L.S., 

 &c. Edited by Dr. Lindle}^ 1855. Imperial folio ; 

 51 Plates, with corresponding text. — This, which 

 is the most magnificent work on the subject that 

 has yet appeared, was the first practical illustration 

 in this country of the process of Nature-printing. The 

 figures are life-size, printed in colours, and they are 

 accompanied by full descriptions, in which the varieties 

 are copiously treated on. 



8. The Ferns of Great Britain and their allies. By 



Anne Pratt. Published by the Society for Promoting 

 Christian Knowledge. 8vo, pp. 1G4, with 40 plates- 

 — An indifferent compilation. 



