THE FERN PAEADISB. 



general way to crystal structures of almost every 

 imaginable size and shape. In the accompanying 

 illustration a case of the simplest description is 

 shown, having for the compost and rock-work a 

 receptacle which may be either of porcelain or of 

 rustic wood-work. Such a case can be made with 



a moveable frame, so that the glass top can be 

 lifted when watering or air is required. Or the 

 case may be dome- shaped, with four, six, or eight 

 sides ; or four, six, or eight sided, with a pointed 

 glass roof the framework supporting the glass 

 being of zinc, galvanized iron, or wood-work. It 

 may be a stand or pot made of terra cotta, rustic 



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