iv CONTENTS. 



XXVII. The Mountain Bladder Fern (Cystopteris man- 



tana} page 98 



XXVIII. The Oblong Woodsia ( Woodsia ilvensis) 99 



XXIX. The Alpine Woodsia ( Woodsia alpind) IOO 



XXX. The Male Fern (Lastrea filix-mas) 102 



XXXI. The Broad Buckler Fern (Lastrea dilatata) ... 103 

 XXXII, The Hay-scented Buckler Fern (Lastrea recurva) 105 



XXXIII. The Rigid Buckler Fern (Lastrea rigida) 107 



XXXIV. The Crested Buckler Fern (Lastrea cristata) ... 108 

 XXXV. The Prickly-toothed Buckler Fern (Lastrea spinu- 



losa) 110 



XXXVI. The Mountain Buckler Fem (Lastrea montana)... in 



XXXVII. The Marsh Buckler Fem (Lastrea tkelypteris) ... 113 



XXXVIII. The Forked Spleenwort (Asplenium septentrionale) 114 



XXXIX. The Alternate Spleenwort (Asplenium germanicuni) 116 



XL. The Rue-leaved Spleenwort (Asplenium ruta- 



muraria) ... ... ... ... ... ... 117 



XLI. The Black Maidenhair Spleenwort (Asplenium 



adiantum-nigrum ... ... ... ... ... 119 



XLII. The Lanceolate Spleenwort (Asplenium lanceo- 



latum) ... ... ... ... 121 



XLIII. The Rock Spleenwort (Asplenium fontajiuni) ... 123 

 XLIV. The Green Spleenwort (Asplenium viride) ... 124 

 XLV. The Common Maidenhair Spleenwort (Asplenium 



trichomanes) ... ... ... ... ... 126 



XLVI. The Sea Spleenwort (Asplenium marinum) ... 128 

 XLVII. The Scaly Spleenwort (Asplenium ceterach) ... 130 

 XLVIII. The Tunbridge Filmy Fern (Hymenophyllum 



tunbridgense) ... ... ... ... ... 132 



XLIX. The One-sided Filmy Fern (Hymenophyllum 



unilaterale] ... ... ... ... ... ... 134 



L. Ferns round London ... ... ... 137 



INDEX' 149 



