''Merope angulata'' 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 family

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

. It is a tree that ranges from northeastern

India India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since ...

through

Bangladesh Bangladesh, officially the People's Republic of Bangladesh, is a country in South Asia. It is the List of countries and dependencies by population, eighth-most populous country in the world and among the List of countries and dependencies by ...

Myanmar Myanmar, officially the Republic of the Union of Myanmar; and also referred to as Burma (the official English name until 1989), is a country in northwest Southeast Asia. It is the largest country by area in Mainland Southeast Asia and has ...

, the

Andaman Andaman may refer to: * Andaman Islands, an island group in the Bay of Bengal * Andaman Island, Penang, an artificial island in George Town, Penang * Andaman Sea, a sea of the eastern Indian Ocean * ''Andaman'' (1998 film), an Indian Kannada-lang ...

and Nicobar islands,

Peninsular Malaysia Peninsular Malaysia, historically known as Malaya and also known as West Malaysia or the Malaysian Peninsula, is the western part of Malaysia that comprises the southern part of the Malay Peninsula on Mainland Southeast Asia and the list of isla ...

Borneo Borneo () is the List of islands by area, third-largest island in the world, with an area of , and population of 23,053,723 (2020 national censuses). Situated at the geographic centre of Maritime Southeast Asia, it is one of the Greater Sunda ...

Java Java is one of the Greater Sunda Islands in Indonesia. It is bordered by the Indian Ocean to the south and the Java Sea (a part of Pacific Ocean) to the north. With a population of 156.9 million people (including Madura) in mid 2024, proje ...

Sulawesi Sulawesi ( ), also known as Celebes ( ), is an island in Indonesia. One of the four Greater Sunda Islands, and the List of islands by area, world's 11th-largest island, it is situated east of Borneo, west of the Maluku Islands, and south of Min ...

, the

Philippines The Philippines, officially the Republic of the Philippines, is an Archipelagic state, archipelagic country in Southeast Asia. Located in the western Pacific Ocean, it consists of List of islands of the Philippines, 7,641 islands, with a tot ...

, and

Maluku Islands The Maluku Islands ( ; , ) or the Moluccas ( ; ) are an archipelago in the eastern part of Indonesia. Tectonics, Tectonically they are located on the Halmahera Plate within the Molucca Sea Collision Zone. Geographically they are located in West ...

New Guinea New Guinea (; Hiri Motu: ''Niu Gini''; , fossilized , also known as Papua or historically ) is the List of islands by area, world's second-largest island, with an area of . Located in Melanesia in the southwestern Pacific Ocean, the island is ...

. It is the sole species in

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

''Merope''. It is an erect shrub growing up to 3 meters tall, with sparse stems growing from a root crown. Stout spines 1.5 – 3.5 cm long grow on the axils of juvenile stems. Leaves are oval, alternate, thick, and leathery, measuring 4.5 – 16 by 2 – 7 cm. The leaves are oval with blunt or slightly pointed tips and slightly notched leaf edges. They are aromatic with a lime-like scent when bruised. Flowers are white, fragrant, solitary, and bisexual, about 2 cm long, and grow in leaf axils in pairs or small clusters. The plant is salt-tolerant and grows in coastal mangrove swamps, tidal forests, and brackish wetlands. The species is threatened with habitat loss from destruction of its native habitat for agriculture, aquaculture, coastal development, and tourism. Its natural regeneration is limited by sparse seed production and poor seedling establishment. The

IUCN Red List The International Union for Conservation of Nature (IUCN) Red List of Threatened Species, also known as the IUCN Red List or Red Data Book, founded in 1964, is an inventory of the global conservation status and extinction risk of biological ...

assesses the species' conservation status as least-concern across its range. It is assessed as critically endangered in Singapore, endangered in Peninsular Malaysia, and rare and threatened in India. Indian populations of the species are limited to the Jharkhali islands of the

Sunderbans Sundarbans (; pronounced ) is a mangrove forest area in the Ganges Delta formed by the confluence of the Ganges, Brahmaputra and Meghna Rivers in the Bay of Bengal. It spans the area from the Hooghly River in India's state of West Bengal ...

West Bengal West Bengal (; Bengali language, Bengali: , , abbr. WB) is a States and union territories of India, state in the East India, eastern portion of India. It is situated along the Bay of Bengal, along with a population of over 91 million inhabi ...

, and to the Bhitarkanika Mangroves and Mahanadi River Delta in

Orissa Odisha (), formerly Orissa ( the official name until 2011), is a state located in Eastern India. It is the eighth-largest state by area, and the eleventh-largest by population, with over 41 million inhabitants. The state also has the thir ...

References

{{Taxonbar, from1=Q9031794, from2=Q18084397 Aurantioideae Flora of the Andaman Islands Flora of Bangladesh Flora of Borneo Flora of India (region) Flora of Java Flora of the Maluku Islands Flora of Myanmar Flora of New Guinea Flora of the Nicobar Islands Flora of Peninsular Malaysia Flora of the Philippines Flora of Sulawesi Plants described in 1802