FIGS. 274-282: Fig. 274. Beech fern, Phegoptcris poly podi aides; Fig. 275. 

 Maiden-hair ieTn,Adiatitum pedatiim, portion of frond; Fig. 276. Wood spleen- 

 wort, Asplenium acrostichoides; Fig. 277. Pale wood fern, Aspidium novaboracense; 

 Fig. 278. Christmas fern, Polystichium acrostichoides; Fig. 279. Lady fern, 

 Asplenium Filix-femina; Fig. 280. Margined fern, Aspidium marginale; Fig. 281 

 Florists' fern, A. spinidosum; Fig. 282. Ostrich fern, Onoclea struthiopteris. 



