Possibly surnamed Lining, since the death certificate of Jessie Person Pettit, infant son of Floyd Pettit and Gladys Devore, gives her maiden name as Gladys Lining. But that may instead be a distortion of the surname of her stepfather Edward Lands.

Her death certificate records Linnie Lands, age 44 years 9 months 15 days, born 21 Aug 1870 in Ohio, died 6 June 1915 in Murray City, Hocking Co., Ohio, married, father Jessie Devore, mother’s maiden name Mary Clark, both born in Ohio, cause of death pulmonary tuberculosis, informant Ed Lands, Murray, Ohio, burial in Murray City.

1900 census of Hocking Co., Ohio, Ward township, enumerated 18 June, lists on p. 36B as family #606/669:
Devore, Jesse W., 52, b. June 1847, coal miner; Mary M., wife, 51, b. Nov 1848, married 31 years, mother of 8 children, 6 living; Linnie M., dau, 29, b. Aug 1870; Albert M., son, 21, b. Oct 1878; Delpha E., dau, 14, b. July 1885; Jesse W., son, 11, b. Sep 1888; Lewis S., son, 7, b. Aug 1892; Gladys M., granddau, 4, b. Sep 1895. All born Ohio Oh Oh.