Water-hyacinths Imp-ding Navigation

An assisted immigrant is niaiung ;. lot of trouble in Louisiana. It is a plant, a water-hyacinth, which a man trom New Orleans saw and admired about three years ago while on a visit to Columbia, says Harper's Basar. He brought Bome bulbs of it home witb him and grew them in tubs in his front yard. In about two years patches of the flour appeared in Bayou St. John, which connects New Orleans with Lake Pontchartrain. In another year the bayou was full of it, so that narigation was impeded. Now all the canals near New Orleans are o verrun ar.d covered up it it at planting-time is returned to it. with this invading flower; great massea of it are floating in the lake; rivera running into thfi lake are ehokecl with it. and it has traveled a hundred milef to the westward of New Orleans. It 5Tows enormously, spreads like trbblts In Australia, chokes all the bayous and 5treams it gets into. and is a tremenious miisance, the limitations of which ire not in sight. In Columbia it is a ■ïarmless, flowering plant that grows in tubs. but in Louisiana the conditions suit it. and have developed it into the nost flw'shhlg and obstinate pest the 5taff h is known ince she lost the ■aOUl ' ■ a 1,0 i1