Strychnos nux-vomica, the strychnine tree, also known as nux vomica, poison fruit, semen strychnos, and quaker buttons, is a deciduous tree native to India and to southeast Asia. It is a medium-sized tree in the family Loganiaceae that grows in open habitats. Its leaves are ovate and 5–9 centimetres (2–3.5 in) in size. It is known for being the natural source of the extremely poisonous compound strychnine.
Adenia is a genus of flowering plants in the passionflower family Passifloraceae. It is distributed in the Old World tropics and subtropics. The centers of diversity are in Madagascar, eastern and western tropical Africa, and Southeast Asia. The genus name Adenia comes from "aden", reported as the Arabic name for the plant by Peter Forsskål, the author of the genus.
Adenium is a genus of flowering plants in the family Apocynaceae first described as a genus in 1819. It is native to Africa and the Arabian Peninsula.
Adenium obesum, more commonly known as a desert rose, is a poisonous species of flowering plant belonging to the tribe Nerieae of the subfamily Apocynoideae of the dogbane family, Apocynaceae. It is native to the Sahel regions south of the Sahara, tropical and subtropical eastern and southern Africa, as well as the Arabian Peninsula. Other names for the flower include Sabi star, kudu, mock azalea, and impala lily. Adenium obesum is a popular houseplant and bonsai in temperate regions.
Acokanthera schimperi, arrow poison tree, belonging to the family Apocynaceae, is a small tree native to eastern and central Africa as well as to Yemen.
Gomphocarpus fruticosus is a species of plant native to South Africa. It is also common in Australia and New Zealand where it is a host of the monarch butterfly. The plant's tissues contain sufficient cardenolides that consumption of significant quantities of the plant's leaves, stems, or fruit may lead to death in livestock and humans.
Adenium boehmianum, the Bushman poison, is a poisonous succulent endemic to the mostly dry regions of northern Namibia and southern Angola. The San people boil the root sap and latex to prepare arrow poison, which is sufficient for hunting large mammals, as it contains strong cardiotoxic effects. The leaves, borne only for three months a year, are arranged spirally and are clustered near the branch tips. A plant will flower for only a few weeks in winter. The oblong fruit releases many seeds through a longitudinal slit, which due to their lateral tufts, can be dispersed by wind.
Acalypha fruticosa is a species of flowering plant in the botanical family Euphorbiaceae. It occurs widely in East and southern Africa where it is eaten as a vegetable. It is also an important browse plant for sheep. In East Africa and southern Africa it is used as a medicinal plant. In northern Kenya arrow shafts and beehive lids are made from the stem. From the dried leaves a tea is made in Ethiopia.
Acalypha ornata is a species in the botanical family Euphorbiaceae. In Africa it is widely used as a medicinal plant. The stems are used as fibres for weaving baskets. The leaves are eaten as a vegetable; the plants are also fed to domestic animals. Acalypha ornata is sometimes planted as an ornamental plant.
Combretum erythrophyllum, commonly known as the river bushwillow, is a medium-sized, spreading tree found in bush near or along river banks in southern Africa. It is planted as a shade and ornamental tree in South Africa and the United States, and is propagated by seed.
Boerhavia erecta, commonly known as the erect spiderling or the erect boerhavia, is one of more than 100 species in the genus Boerhavia L. Boerhavia erecta is native to the United States, Mexico, Central America, Angola and western South America, but now is cosmopolitan in tropical and subtropical regions. In Africa its distribution extends from West Africa, eastwards to Somalia and down to South Africa. It has recently been found in parts of Madagascar and Réunion. In Asia, it occurs in India, Java, Malaysia, the Philippines, China and the Ryukyu Islands.
Hymenocardia acida is a plant of the family Phyllanthaceae native to tropical Africa. It is a small tree that grows to 10 m tall. Occurs in the Guinea and Sudanian savannah zones and deciduous woodland, from Senegal eastwards to Ethiopia and southwards reaching Zimbabwe.
Catharanthus trichophyllus is a species of flowering plant in the family Apocynaceae. It is endemic to Madagascar, where it is most common in northern regions.
Dr. Bibi Ameenah Firdaus Gurib-FakimGCSK is a Mauritian politician and biodiversity scientist who served as the sixth president of Mauritius from 2015 to 2018. In December 2014, she was selected to be the presidential candidate of the Alliance Lepep. After Kailash Purryag resigned on 29 May 2015, both Prime Minister Sir Anerood Jugnauth and Leader of the Opposition Paul Berenger positively welcomed her nomination, which was unanimously approved in a vote in the National Assembly.
Aloe flexilifolia is a species of flowering plant in the family Asphodelaceae. It is native to the Usambara Mountains, in north-east Tanzania.
Zanthoxylum leprieurii is a low branching medium-sized tree of the Rutaceae family. It can reach 24 m (79 ft) in height and up to 40 cm (16 in) in diameter. Some parts of the plant are used in African folk medicine.
Boscia angustifolia is a shrub or small tree with lanceolate leaves commonly found in the savannah zones of Africa, from Senegal moving eastwards to Sudan. It is part of the Capparaceae family. The plant is also known as the rough-leaved shepherds tree.
Sacoglottis gabonensis, commonly known as bitterbark tree or cherry mahogany is a medium to large sized evergreen tree within the Humiriaceae family. It is the only species within the genus, Sacoglottis that is native to tropical Africa, another, guianensis Benth. being native to Amazonia. It occurs in rainforests or on sandy soils of Senegal eastwards to Angola in central Africa. It is traded locally and known in some countries under the name Ozouga.
Lobostemon fruticosus, also known as the eightday healthbush or pyjamabush, is a species of medicinal plant endemic to the Cape Provinces of South Africa. It is considered to be ecologically and economically important but is declining due to overexploitation.
Sonchus fruticosus, the giant sow thistle, is a species of flowering plant in the tribe Cichorieae of the family Asteraceae. It is endemic to the islands of Madeira. The giant sow thistle is an impressive shrub native to the Madeiran evergreen forest habitat and growing up to 4 metres in height.
