INDEX. 
Acrostichum— 
alpinum 188 
hyperboreum 188 
ilvense 187 
septentrionale . . . . ■ . 131 
Spicant 165 
Thelypteris 98 
ADIANTUM 51, 171 
Capiilus- Veneris .... 173 
its distribution .... 289 
its culture 175 
ALLOSORUS 49, 82 
crispns 83 
its distribution .... 290 
its culture 85 
Amesium — 
germanicum 133 
Ruta-muraria ..... 134 
septentrionale 132 
Aquatic-plant Cedfee .... 237 
Aspidium— 
aculeatum ...... 93 
angulare 96 
cristatum 114, 118 
dentatum ....... 180 
dilatatum 118 
erosum ..*.... 103 
Filix-roas 105 
Filix-fo0mina . . . . . . 129 
fontanum 144 
fragile 180 
Halleri 144 
Lonchitis 90 
montanum 184 
Oreopteris 100 
regium 182 
recurvum 118 
rhseticum 180 
rigidum 106 
spinulosum 114 
Thelypteris 98 
ASPLEmUM 50, 129 
acutum 150 
Adiantum-nigrum . . . 147 
its varieties 148 
its distributipn .... 292 
its culture ....... 150 
alternifolium 133 
Breynii . 133 
Ceterach I54 
Filix-foemina 129 
fontanum 142 
its distribution .... 294 
its culture 144 
germanicum 132 
its distribution .... 295 
its culture 133 
lanceolatum .145 
its distribution .... 295 
its culture ...... 145 
marinum 140 
its distribution . . . , 296 ' 
its culture 141 
melanocaulon 139 
productum 150 
Ruta-muraria 134 
its distribution . . . . 299 
Scolopendrium 161 
septentrionale 130 
