VALLISNERIA • E-FREE TRANSLATION.COM • Definition of Vallisneria

... an emotional man," he said. "I have my duties—my research on Vallisneria. The brougham is there. Your cloak is in the hall. Tell John where you wish to be driven. He will bring you anything ...

— Round the Red Lamp - Being Facts and Fancies of Medical Life • Arthur Conan Doyle

... stones, so as to retain the plant in its position.... The materials being thus arranged, all appeared to go on well for a short time, until circumstances occurred which indicated that another and very material agent was required to perfect the adjustment.' The decaying leaves of the vallisneria produced a slime which began to affect the fish injuriously: this it was necessary to get quit of. Mr Warington introduced five or six snails (Limnea stagnalis), 'which soon removed the nuisance, and restored the fish to a healthy state; thus ...

— Chambers's Edinburgh Journal, No. 445 - Volume 18, New Series, July 10, 1852 • Various