Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
saltŭōsus, a, um, adj. [2. saltus], full of woods or forests, well-wooded, woody: loca, Sall. J. 38, 1; Liv. 27, 12; Tac. A. 4, 45; 6, 34: convalles, Plin. 6, 7, 7, § 19: per saltuosos tramites, Amm. 19, 9, 5.