Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
spartĕus, a, um, adj. [spartum], of broom, made or consisting of broom: funes, Cato, R. R. 3 fin.; Col. 12, 52, 8: spirae, Pac. ap. Fest. p. 330 Müll. (Trag. Rel. p. 107 Rib.): serilia, id. ap. Fest. p. 343 (Rib. 1. 1. p. 91): urnae, amphorae, Cato, R. R. 11, 2: solea, Col. 6, 12, 2: helcium, App. M. 9, p. 220, 20.
As subst.: spartĕa, ae, f., a shoe made of broom, Col. 6, 12, 3; 6, 15, 1; Pall. 1, 24, 2; id. Nov. 7, 6; Veg. 1, 26, 3 al.