Hibiscus dioscorides is a species of flowering plant in the family Malvaceae. It is a shrub endemic to the island of Socotra in Yemen. It grows on granite cliffs and among granite boulders in the eastern Hajhir Mountains at approximately 950 metres elevation. It is known only from the type specimen gathered on Jebal Jaaf.
Hibiscus diriffan is a species of flowering plant in the family Malvaceae. It is endemic to the island of Socotra in Yemen. It grows on the southern limestone plateaus from Diksam to Wadi Irih and northwards to the granite of the Hajhir Mountains, from 20 to 1,300 metres elevation.
Hibiscus malacophyllus is a species of flowering plant in the family Malvaceae. It endemic to the island of Socotra in Yemen, where it grows in drought-deciduous woodland and succulent shrubland on limestone from 100 to 600 metres elevation.
Hibiscus socotranus is a species of flowering plant in the family Malvaceae. It is endemic to the island of Socotra in Yemen. It grows in open deciduous succulent shrubland on a limestone escarpment at the western end of the island.
Hibiscus stenanthus is a species of flowering plant in the family Malvaceae. It is endemic to the island of Socotra in Yemen. Its grows in rocky areas of the limestone plateau in the northeastern portion of the island, from 350 to 600 metres elevation.
Andropogon bentii is a species of grass in the family Poaceae. It is found only in the Socotra archipelago in the Indian Ocean, a part of Yemen. Its natural habitat is succulent and dwarf shrubland on limestone escarpments and plateaus.
Hypericum balfourii is a species of flowering plant in the family Hypericaceae. It is endemic to Socotra, an island archipelago that is part of Yemen. It grows in mountain shrubland dominated by Cephalocroton. It is usually found on granite terrain above 600 meters in elevation.
Hypericum fieriense is a species of flowering plant in the St. John's wort family Hypericaceae. It is endemic to Socotra, an island archipelago that is part of Yemen. It grows in mountain shrubland dominated by Cephalocroton, where it can be found with the endemic tree Dracaena cinnabari. It is rarer than other local shrubby Hypericum species. It can be distinguished from them by its pubescent herbage.
Hypericum scopulorum is a species of flowering plant in the family Hypericaceae. It is endemic to Socotra, an island archipelago that is part of Yemen. It is a common plant in shrubland habitat, and it is a dominant species in some areas along with Cephalocroton and another local endemic, Libinhania rosulata.
Hypericum tortuosum is a species of flowering plant in the genus Hypericum. It is found only in Socotra, Yemen, where it is endemic. The species is an apomorphic relative of the other Socotran species in Hypericum sect. Triadenioides and is most closely related to Hypericum scopulorum. Its natural habitats are subtropical or tropical dry forests and subtropical or tropical dry shrubland.
The Socotra starling is a species of starling in the family Sturnidae. It is endemic to Socotra island, which is off the southeast coast of Yemen.
The Socotra bunting is a species of bird in the family Emberizidae.
The Socotra sunbird is a species of bird in the family Nectariniidae. It is endemic to Socotra.
Graderia fruticosa is a species of plant in the family Orobanchaceae. It is a shrub endemic to the island of Socotra in Yemen. It grows in shrubland on rocky slopes and ridges in the high Hajhir Mountains of central Socotra from 700 to 1,300 metres elevation.
Kalanchoe robusta is a species of plant in the family Crassulaceae. It is endemic to the Yemeni island of Socotra. Its natural habitat is on rocky slopes and amongst limestone boulders in dwarf shrubland and low succulent shrubland at an altitude of 300–750m. While it is listed by IUCN as belonging to the order Rosales, Kalanchoes and other Crassulaceae are more usually placed in Saxifragales.
Kraussia socotrana is a species of plant in the family Rubiaceae. It is endemic to Socotra, Yemen. Its natural habitats are subtropical or tropical dry shrubland and rocky areas. The type was collected from Wadi Irih on the Nogad Plain.
Polycarpaea kuriensis is a species of plant in the family Caryophyllaceae. It is endemic to Yemen. Its natural habitats are subtropical or tropical dry shrubland and rocky areas.
Polycarpaea paulayana is a species of plant in the family Caryophyllaceae. It is endemic to northern Socotra and Samhah in Yemen's Socotra Archipelago. Its natural habitat is subtropical or tropical dry shrubland.
Convolvulus socotranus is a species of plant in the family Convolvulaceae. It is endemic to Socotra. Its natural habitat is subtropical or tropical dry shrubland.
The Socotran pipistrelle or Lanza's pipistrelle is an endangered species of vesper bat in the family Vespertilionidae. It is endemic to Socotra Island in Yemen, and is the only mammal thought to be endemic to the island.
