INDEX 



'35 



Isoetes lacustris, 12, 107 



Lady Fern, 10, 66, 130 

 Lanceolate Spleen wort, 74 

 Lastria (zmula, 55 



cristatum, 53 



faniscii, 55 



filix-mas, 46 



montana, 50 



recurva, 55 



rigidum, 56 

 Lepidodendracea, 12 

 Lesser Alpine Club Moss, 106 

 Life histories of Club Mosses, 

 1 8 et seq. 



of Ferns, 3, 13 et seq. 



of Horsetails, 21 

 Little Adder's Tongue, 98 

 Limestone Polypody, 130 

 Lomaria spicant, 84 

 Lycopodicea, 12 

 Lycopodium, 12, 19 



alpinum, 105 



annottnum, 106 



clavatum, 12, 19, 101 



inundatum, 19, 30, 104 



-r<?/oV7, 19, 103 

 Lycopodium Powder, 32 



Maiden Hair, 9, 38, 41 

 Maidenhair Spleenwort, 78 

 Male Fern, 2, 10, 13, 46 

 Male organs (see Antheridia) 

 Malic acid, 18 

 Marattiacece, II 

 Marsh Buckler Fern, 49 

 Marsh Club Moss, 104 

 Marsh Horsetail, 118 

 Marsiliacea, 12 

 Megasporangium, 20 

 Megaspores, 20 

 Microsporangium, 20 

 Microspores, 20 

 Moon wort, II, 98 

 Mosses, I 

 Mother cells, 15 

 Mountain Bladder Fern, 64 



Mountain Buckler Fern, 50 

 Mountain Polypody (see Beech 

 Fern) 



Nephrodittm amulum, 55 

 cristatum, 52 

 dilatatum, 54 

 filix-maS) 10, 13, 46 

 montana, 50 

 oreopteriS) 50 

 propinqtia, 49 

 psetido-mas, 49 

 rigidum, 56 

 spinulosum, 53 

 thelypteris, 49 

 uliginosa^ 54 



Oak Fern, 10, 90 

 Oblong Woodsia, 62 

 One-sided Filmy Fern, 37 

 Ophioglossece, n, 96 

 Ophioglossum lusitanicum, 98 



vulgatum, n, 96 

 Osmunda regalis, 1 1 , 93 

 Osmundacece, II, 93, 

 Ovum, 18 



Parsley Fern, 9, 144 

 Pepperworts, 12 

 Phanerogams, 22 

 Philotacea, 12 

 Pillwort, 2, 7, 12, 109 

 Pilularia globulifera, 12, 109 

 Pinnae, 5 

 Pinnules, 5 

 Placenta, 14 

 Plantago coronopus, 69 

 Pollen grains, 27 

 Polypodiacece, 9, 10, 86 

 Polypodies, 86 

 Polypodium alpestre, 92 



calcareum, 91 



dryopteris, 10, 90 



phegopteris, 10, 89 



vulgare, 10, 86 

 Polystichum aculeatum t 59 



angulare, 60 



lonchitis, 57 



