S94 



INDEX. 



PTERIS 60, 105 



aquilina 167 



its varieties 170 



its distribution 360 



its culture 171 



crispa 85 



Receptacle 19 



SCOLOPENDEITJM ... 50, 154 



alternifolium 133 



Ceterach 154 



officinarum 161 



Phyllitis 161 



Ruta-muraria 134 



septentrionale 131 



vulgare 156 



its varieties 158 



its distribution .... 360 



its culture ICl 



a vegetable 



. 39 

 53, 22'' 



Scythian lamb, 

 curiosity . 



SELAGINELLA .... 0-3, -z-ii 



spinosa 227 



its distribution .... 3S6 



Silver Ferns 3 



Sorus 20 



Spore-cases 20 



Spores . .■ 20 



compared v^ith seeds ... 23 



their structure 23 



their mode of growth ... 24 



Structure 9 



what a Fern is 10 



root 11 



stems 12 



leaves, or fronds .... 14 



great variety of ... . 15 



duration of 15 



parts of 16 



mode of division .... 17 



aestivation of . . • . . 18 



venation of 19 



stipes 16 



fructification 20 



receptacle 19 



internal structure - . . . 22 



Strdthiopteris — 



Spicant 165 



Study of Ferns, best method of 2 



Table of groups and genera 

 Table of species . . . , 

 Tarachia — 



lanceolata , 



48 

 55 



147 



Theltpteris — 



palustris 98 



Topographical aspect of Ferns . 33 



arborescent, or tree Ferns . 34 



shrubby Ferns 34 



herbaceous Ferns .... 34 



epiphytal Ferns 35 



TRICHOMANES .... 52, 189 



alatum 193 



brevisetum 193 



radicans 189 



its variety 190 



its distribution .... 363 



its culture 193 



speciosum 193 



tunbridgenso 196 



Uses of Ferns . 



food-yielding species 

 medicinal species 

 econcmical species . 



36 

 37 

 37 

 38 



Wardian cases 30, 229 



WOODSIA 52, 184 



alpina 187 



its distribution .... 363 



its culture 189 



hyperborea 188 



ilvensis ....... 186 



its distribution .... 364 



its culture 189 



cox AND WYMAN, PEINIEES, GEEAI QUEEN STEEEI, LONBOlf. 



