''Monanthocitrus oblanceolata'' is a species of

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (). The term angiosperm is derived from the Ancient Greek, Greek words (; 'container, vessel') and (; 'seed'), meaning that the seeds are enclosed with ...

in the citrus family,

Rutaceae The Rutaceae () is a family (biology), family, commonly known as the rueRUTACEAE
in Bo ...

. It is

endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...

Sabah Sabah () is a States and federal territories of Malaysia, state of Malaysia located in northern Borneo, in the region of East Malaysia. Sabah has land borders with the Malaysian state of Sarawak to the southwest and Indonesia's North Kalima ...

Malaysia Malaysia is a country in Southeast Asia. Featuring the Tanjung Piai, southernmost point of continental Eurasia, it is a federation, federal constitutional monarchy consisting of States and federal territories of Malaysia, 13 states and thre ...

. It was first described in 1988. ''Monanthocitrus oblanceolata'' is a shrub or small understory tree that grows up to 5 meters tall. It grows in lowland rain forests up to 600 meters elevation, typically on slopes or ridges of low hills, and sometimes along streams or in flat areas. It is an uncommon tree, generally growing as solitary trees or in small populations.

References

oblanceolata Endemic flora of Borneo Flora of Sabah Flora of the Borneo lowland rain forests Endemic flora of Malaysia Vulnerable plants Plants described in 1988 Taxonomy articles created by Polbot {{Rutaceae-stub