1S72.] 
THALIA DEALBATA 
229 
tufted water-plants are admissible. The general habit is well shown in the 
annexed figure from M. Alphand’s Les Promenades de Paris. 
The plant, which is worthy of introduction to any out-door aquarium, is of 
easy culture, requiring simply to be potted or planted in good rich soil and the 
Thalia dealbata. 
roots sunk under water. If sunk to the depth of two or three feet, it is capable 
of enduring our winters, and flowers beautifully during the summer months. 
Messrs. "Vilmorin remark :— 44 It is one of the most beautiful aquatic plants we 
have for the decoration of rivers, basins, reservoirs, &c., making the most vigor- 
