156 



GLOSSARY AND INDEX. 



Vernation (Lat. ver, spring), the 

 arrangement of the leaves or fronds 

 in the bud, 29. 



Vittarla, 89; also 6, 13, 76. 



Vittarieae, 76. 



W 



Walking-leaf, 

 tosorus. 



Vide Camp- 



Water-fern. F/a'^' Marsilia. 

 Wood-fern. fVa'^-Dryopteris. 

 Woodsia, 119 ; also 6, n, 17, 43, 79. 

 Woodwardia, 102; also 2, 5, 10, 

 IS, 68, 77. 



Zygrophyta (Gr. iv^ov^ a yoke, and 

 t^vTof , a plant). 



