The following contingent expenses of the executive department shall be a charge upon the state treasury:
Code 1858, § 191 (deriv. Acts 1811, ch. 85, §§ 1, 3; 1813, ch. 79, § 1; 1853-1854, ch. 266, § 1); Shan., § 238; mod. Code 1932, § 180; T.C.A. (orig. ed.), § 8-104.