Lewis & Short

2. Thymbra, ae, or Thymbrē, ēs, f., = Θύμβρη, a city in Troas, with a temple of Apollo, Plin. 5, 30, 33, § 126 (dub.; al. Cambre); Stat. S. 4, 7, 22.
Hence,

  1. A. Thym-braeus, i, m., the Thymbræan, an epithet of Apollo, Verg. A. 3, 85; cf. Macr. S. 1, 17, and Fest. p. 356 Müll.
  2. B. thymbrae-um, i, n., another name for the sisymbrium silvestre, Plin. 20, 22, 91, § 247.