PONDS AND LAKES. 



253 



of the water in the most effective way. Masses of the large 

 hardy white lily ( 'JV. alba candidissima), and the beautiful 

 little white one ( N. pygrmBa), the size of a half dollar, the 

 Cape Cod pink lily, and several other 

 kinds grow permanently in the mud of 

 the bottom. Tender ones, like 



BETHESDA FOUNTAIN BASIN 

 CENTRAL PARK. 



the blue and red varieties 



r - CN. Devoniensis, -N. Zauzi- 



< m$& . ' ' 



larensis azurea and roseaj, are 

 planted in boxes filled with rich compost and 

 removed to the park greenhouses every year. The season to 

 enjoy this pond at its best is about ten o'clock in the morn- 

 ing, later than this the heat of the sun gradually closes 



