Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
lĕgŭlus, i, m. [2. lego], a gatherer, collector; esp. one who picked up the fallen olives (opp. strictor, he who beat or shook them from the tree; ante- and post-class.): ab legendo leguli, qui oleam aut qui uvas legunt, Varr. L. L. 6, § 66 Müll.; cf. id. ib. 5, § 94: legulos quot opus erunt, praebeto et strictores, Cato, R. R. 144: leguli volunt ut olea caduca quam plurima sit, quo plus legatur, id. ib. 64; Calp. Ecl. 3, 49.