INDEX 



ADDER'S TONGUE FERN, 18, 37, 



38 



Adiantum Capillus Veneris, 32 

 Alpine Clubmoss, 68 



Polypody, 59, 60 



Woodsia, 57 



Alternate-leaved Spleenwort, 25 

 Alternation of generations, 1 6 

 Antheridia, 14 

 Archegonia, 14 

 Aspidium, 46 



aculeatum, 47 



lonchitis, 59 

 Asplenium, 22 



Adiantum-nigrum, 30 



Ceterach, 29 



Filix-famina, 44 



germanicum, 25 



lanceolatum, 30 



marinum, 31 



Rutamuraria, 22 



Tricbomanes, 24 



viride, 58 



Beech Fern, 40, 41 



Black Maidenhair Spleenwort, 



3 



Blunt-topped Horsetail, 78, 79 

 Botrychium lunar ia, 39 

 Bracken, or Brake, 52-54 

 Brittle Bladder Fern, 55, 56 



Bristle Fern, 47, 48 

 Buckler Ferns, 35 



Ceterach Fern, 27, 28, 29 

 Clubmosses, 64-73 



ancient, 2, 4 

 Coal, 5 

 Common Clubmoss, 66 



Polypody, 26, 27 



Spleenwort, 23, 24 



Prickly Shield Fern, 46, 47 

 Cornfield Horsetail, 77, 78 

 Crested Buckler Fern, 36 

 Cryptogramtne, 55 



crispa, 55 

 Cystofteris, 56 



fragilis, 56 

 57 



Dutch Rush, 76, 84 



Eqtcisetum, 77 



arvense^ 77, 78 

 hyemale^ 84 

 limosum, 82 

 maximum, 80 

 palustre, 81, 82 

 pratense, 79 

 sylvaticum, 81 

 variegatum, 83 



86 



