104 Fresh Water Aquarium 



the plant appears slightly glaucous. No at- 

 tempt should he made to keep it submerged. 

 Pipe-wort (Eriocaulou compression) is a 



Fig. 47. Pipe-wort, Eriocaulon compressum. 



bog plant from the Southern States. While 

 the illustration shows fairly well the shape 



