Etlingera longipetiolata is a monocotyledonous plant species that was first described by Brian Laurence Burtt and Rosemary Margaret Smith, and given its current name from Rosemary Margaret Smith. Etlingera longipetiolata belongs to the genus Etlingera and the family Zingiberaceae. No subspecies are listed in the Catalog of Life.
References R.M.Sm., 1986 In: Notes Roy. Bot. Gard. Edinburgh 43: 247 WCSP: World Checklist of Selected Plant Families