glasswort

glasswort

[glas-wurt, -wawrt, glahs-]
noun
any of several plants of the genus Salicornia, of the amaranth family, having succulent stems with rudimentary leaves, formerly used, when burned to ashes, as a source of soda for glassmaking.
Also called samphire.


Origin:
1590–1600; glass + wort2

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World English Dictionary
glasswort (ˈɡlɑːsˌwɜːt)
 
n
1.  Also called: marsh samphire any plant of the chenopodiaceous genus Salicornia, of salt marshes, having fleshy stems and scalelike leaves: formerly used as a source of soda for glass-making
2.  another name for saltwort

Collins English Dictionary - Complete & Unabridged 10th Edition
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Encyclopedia Britannica
Encyclopedia

glasswort

any of about 30 species of succulent herbs constituting the genus Salicornia, of the amaranth family (Amaranthaceae). They are annual plants native to salt marshes around the world. The jointed, bright-green stems turn red or purple in the fall. Glasswort ashes contain large amounts of potash, and the plants were formerly used in glassmaking.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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