Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
fascĭcŭlus, i, m. dim. [fascis], a small bundle, packet (class.): epistolarum, Cic. Q. Fr. 2, 12, 4; so of packets of letters, id. Att. 2, 13, 1; 5, 11, 7; 12, 53: librorum, Hor. Ep. 1, 13, 12: fasciculum ad nares admovebis? a bunch of flowers, nosegay, Cic. Tusc. 3, 18, 43: linum in fasciculos manuales colligatum siccatur in sole, Plin. 19, 1, 3, § 16; Vulg. Matt. 13, 30.