278 THE AQUARIUM AND WATER PLANTS. 



it throws out delicate white roots, sheds its coarse foliage, 

 and acquires a smaller, neater, and more delicately veined 

 dress of leaves, and is a beautiful plant. 



The same may be said of the pretty Starwort (Calli- 

 triche), which acquires a lovely emerald hue and a neat 

 growth. 



The Callitriche ( C. aquaticd) of our streams differs some- 

 what from the European, but is a very pretty plant. The 

 flowers are minute and solitary, but the leaf is very orna- 

 mental. It is a pretty little annual ; grows in Roxbury, 

 near Boston. 



The Limnocharis Humboldtii is a splendid water plant ; 

 an exotic, and producing bright yellow flowers in abun- 

 dance all summer, of the size of a half-dollar. It is 

 probably more easily grown than any water plant, for, 

 though a green-house inhabitant, our parlors would be 

 quite warm enough for it in summer. 



The pretty white Lily (Nymphcea odorata) of our rivers 

 and ponds will do well, but needs a large tank. 



The same may be said of the beautiful blue Lily of the 

 Nile (N. ccerulea), which will even bloom out of doors in 

 summer, but which requires care and heat to carry it 

 safely through the winter. This and the Limnocharis, 



