Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
† hypoglottĭon, ĭi, n., = ὑπογλώττιον, a plant, called also daphne and hypelate, broad-leaved ruscus: Ruscus hypophyllum, Linn.; Plin. 15, 30, 39, § 131.