''Tamridaea'' is a

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 ...

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

Rubiaceae Rubiaceae () is a family (biology), family of flowering plants, commonly known as the coffee, madder, or bedstraw family. It consists of terrestrial trees, shrubs, lianas, or herbs that are recognizable by simple, opposite leaves with Petiole ( ...

. Its only species is ''Tamridaea capsulifera''. It is a shrub

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 ...

to the island of

Socotra Socotra, locally known as Saqatri, is a Yemeni island in the Indian Ocean. Situated between the Guardafui Channel and the Arabian Sea, it lies near major shipping routes. Socotra is the largest of the six islands in the Socotra archipelago as ...

Yemen Yemen, officially the Republic of Yemen, is a country in West Asia. Located in South Arabia, southern Arabia, it borders Saudi Arabia to Saudi Arabia–Yemen border, the north, Oman to Oman–Yemen border, the northeast, the south-eastern part ...

. It is a small shrub with sweet-smelling jasmine-like flowers and emarginate corolla lobes. It drops leaves in summer and produces new leaves after rain, and flowers in winter. Its natural

habitat In ecology, habitat refers to the array of resources, biotic factors that are present in an area, such as to support the survival and reproduction of a particular species. A species' habitat can be seen as the physical manifestation of its ...

is rocky areas, both limestone and granite, where it often grows in rock crevices from 100 to 1,100 metres elevation. The species was first described in as ''Mussaenda capsulifera'' by

Isaac Bayley Balfour Sir Isaac Bayley Balfour, Knight Commander of the Order of the British Empire, KBE, Fellow of the Royal Society, FRS, Fellow of the Royal Society of Edinburgh, FRSE (31 March 1853 – 30 November 1922) was a Scottish botanist. He was Regius Prof ...

In 1882. It was later and transferred to genus ''

Pseudomussaenda ''Pseudomussaenda'' is a genus of flowering plants belonging to the family Rubiaceae. Its native range is Tropical Africa The Afrotropical realm is one of the Earth's eight biogeographic realms. It includes Sub-Saharan Africa, the southern ...

'', and in 1998

Mats Thulin A mat is a hard or soft floor covering that generally is placed on a floor or other flat surface. Mats serve a range of purposes including: * serving to clean items passed over it, such as a doormat, which removes dirt from the soles of shoe ...

and

Birgitta Bremer Birgitta Bremer (born 17 January 1950), Swedish botanist and academic, is professor at Stockholm University, and director of the Bergius Botanic Garden. Career Professor Bremer obtained her doctorate in botany in 1980 from Stockholm University, ...

placed it in a new monotypic genus. The name ''Tamridaea'' is derived from Tamrida, a former name for

Hadiboh Hadibu ( '), formerly known as Tamrida (), is a coastal town in northern Socotra, Yemen. It is the largest town in the small archipelago, with a population of 8,545 as of the 2004 census. Hadibu is the capital of the Socotra Governorate and the la ...

, Socotra's capital.

References

Sabiceeae Endemic flora of Socotra Taxa named by Birgitta Bremer {{Ixoroideae-stub