Aloe, also written Aloë, is a genus containing over 550 species of flowering succulent plants. The most widely known species is Aloe vera, or "true aloe". It is called this because it is cultivated as the standard source for assorted pharmaceutical purposes. Other species, such as Aloe ferox, are also cultivated or harvested from the wild for similar applications.
Acanthaceae is a family of dicotyledonous flowering plants containing almost 250 genera and about 2500 species. Most are tropical herbs, shrubs, or twining vines; some are epiphytes. Only a few species are distributed in temperate regions. The four main centres of distribution are Indonesia and Malaysia, Africa, Brazil, and Central America. Representatives of the family can be found in nearly every habitat, including dense or open forests, scrublands, wet fields and valleys, sea coast and marine areas, swamps, and mangrove forests.
Dracaena is a genus of about 120 species of trees and succulent shrubs. The genera Pleomele and Sansevieria are now included in Dracaena. In the APG IV classification system, it is placed in the family Asparagaceae, subfamily Nolinoideae. It has also formerly been separated into the family Dracaenaceae or placed in the Agavaceae.
Gladiolus is a genus of perennial cormous flowering plants in the iris family (Iridaceae).
Leucas is a genus of plants in the family Lamiaceae, first described by Robert Brown in 1810. It contains over 200 species, widespread over much of Africa, and southern and eastern Asia with a few species in Queensland and on various islands in the Indian Ocean.
Melocactus, also known as the Turk's cap cactus, is a genus of cactus with about 30–40 species. They are native to the Caribbean, western Mexico through Central America to northern South America, with some species along the Andes down to southern Peru, and a concentration of species in northeastern Brazil.
Hypoestes is a flowering plant genus of about 150 species. They are widely distributed throughout the tropical and subtropical lands around the Indian Ocean, and some adjacent regions.
Ledebouria is a genus of African bulbous perennial herbs in the Asparagus family, Asparagaceae, subfamily Scilloideae. Most members were previously part of the genus Scilla. A number of species are grown by cacti and succulent enthusiasts for their patterned leaves.
Clerodendrum is a genus of flowering plants formerly placed in the family Verbenaceae, but now considered to belong to the Lamiaceae (mint) family. Its common names include glorybower, bagflower and bleeding-heart. It is currently classified in the subfamily Ajugoideae, being one of several genera transferred from Verbenaceae to Lamiaceae in the 1990s, based on phylogenetic analysis of morphological and molecular data.
Pluchea glutinosa was a species of flowering plant in the sunflower family that is endemic to the Island of Socotra in the Indian Ocean, part of the Republic of Yemen.
Aloe squarrosa is a species of flowering plant in the Asphodelaceae family. It is from the island of Socotra, Yemen.
Ledebouria grandifolia is a species of flowering plant in the Asparagaceae family. It is endemic to Yemen. Its natural habitats are subtropical or tropical dry forests and rocky areas.
Seddera is a genus of plants in the bindweed family Convolvulaceae.
Tournefortia, commonly known as soldierbush, is a genus of flowering plants in the borage family, Boraginaceae.
Boraginoideae is a subfamily of the flowering plant family Boraginaceae s.s, with about 42 genera. That family is defined in a much broader sense in the Angiosperm Phylogeny Group (APG) system of classification for flowering plants. The APG has not specified any subfamilial structure within Boraginaceae s.l.
Ehretia is a genus of flowering plants in the borage family, Boraginaceae. It contains about 50 species. The generic name honors German botanical illustrator Georg Dionysius Ehret (1708–1770).
Campylanthus is a genus of flowering plants belonging to the family Plantaginaceae.
Coelocarpum is a genus of flowering plants belonging to the family Verbenaceae.
