Hypertext Webster Gateway: "helenin"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Inulin \In"u*lin\, n. [From NL. Inula Helenium, the elecampane:
cf. F. inuline.] (Chem.)
A substance of very wide occurrence. It is found dissolved in
the sap of the roots and rhizomes of many composite and other
plants, as {Inula}, {Helianthus}, {Campanula}, etc., and is
extracted by solution as a tasteless, white, semicrystalline
substance, resembling starch, with which it is isomeric. It
is intermediate in nature between starch and sugar. Called
also {dahlin}, {helenin}, {alantin}, etc.
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Helenin \Hel"e*nin\, n. (Chem.)
A neutral organic substance found in the root of the
elecampane ({Inula helenium}), and extracted as a white
crystalline or oily material, with a slightly bitter taste.
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