GLASSWORT  , a name given to Salicornia herbacea (also known as-

marsh samphire), a salt-marsh herb with succulent, jointed, leafless stems, in reference to its former use in glass-making, when it was burnt for barilla . Salsola Kali, an allied plant with rigid, fleshy, spinous-pointed leaves, which was used for the same purpose, was known as prickly glasswort . Both plants are members of the natural order Chenopodiaceae .