L. orientalis may refer to: Lactuca orientalis, a plant species Lacuna orientalis, a sea snail species Lasionycta orientalis, a moth species found in Tajikistan and Kyrgyzstan Laxmannia orientalis, a tufted perennial herb species in the genus Laxmannia endemic to Australia Leptorhynchos orientalis, an annual or perennial herb species in the genus Leptorhynchos endemic to Australia Limaria orientalis, the file shell, a bivalve mollusc species Liquidambar orientalis, the Oriental sweetgum or Turkish sweetgum, a deciduous tree species native to the eastern Mediterranean region Lonchoptera orientalis, a spear-winged fly species in the genus Lonchoptera
See also Orientalis (disambiguation)