The Fern Lovee's Compaxiox 



39 



Indusium cup-shaped, fixed beneath 

 the sorus, supported by the tooth of a 

 leaf; sporangia borne in an ele'^'ated, 

 glolnilar receptacle open at the top. 

 Fronds finely cut. Hayscented Fern. 

 DeiuiftmUia. 



(3) PVuit-dots and indu- 

 sium linear. (Hut 

 .see .ifln/riuni 

 Very long, nearly at 

 right angles to tlie mid- 

 rib, double; blade thick 

 oblong-lanceolate, 

 entire; heart- 

 shaj)ed at the ba.se. 

 Hart's Tongue. 

 Scohipcndriinn. 



Shorter and irregularly 

 scattered on the under 

 side of the frond, .some parallel 

 to the midrib, others oblicjue to 

 it, and often in pairs or joined 

 at the ends ; blade tapering to 

 a slender tip. Walking Fern. Campiosorus 



