AQUATIC PLANTS 



45 



being plunged into water, it can safely be sent long distances. Growing 

 to a length of several feet if untrimmed, it is suited to large aquaria, but 

 may also be kept small by pinching back. Unlike Anacharis, it should 

 not be trimmed at the root end unless the stock has become quite old 

 and no longer prospers. Does best in strong light and may also be 

 propagated in the aquarium from cuttings. It likes to be able to get 

 its upper leaves out of water. A little Ludwigia can be seen in our illus- 

 tration of a concrete aquarium. (Page 111.) 



Jr^ 



Fig. 28. Carolina Spatterdock (Half Size) 



SPATTERDOCK 



Among the newer introductions into the aquarium are the submerged 

 Spatterdocks. The large arrow- or spade-shaped leaves make a very 

 characteristic appearance. Seedling plants gathered from lakes and ponds 

 in the fall will do well in the aquarium over winter. If summer leaves 



