Glycosmis lanceolata is a plant in the family Rutaceae. The specific epithet lanceolata means 'spear-shaped', referring to the leaves.
Glycosmis lanceolata grows as a shrub or as a tree up to tall, with a trunk diameter to . The shiny bark is cracked. The leaves are oblanceolate to ovate to oblong and measure up to long. The, in, feature small flowers. The fruits are round.
Glycosmis lanceolata is native to China (Hainan), Vietnam, Peninsular Malaysia, the Philippines, Borneo, Java and the Lesser Sunda Islands. Its habitat is in lowland forests.
Glycosmis lanceolata has been assessed as least concern on the IUCN Red List. The species is found across an extensive area. The species is extinct in Singapore.