| Alstonia venenata | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Gentianales |
| Family: | Apocynaceae |
| Genus: | Alstonia |
| Species: | A. venenata |
| Binomial name | |
| Alstonia venenata | |
Alstonia venenata is a plant of the family Apocynaceae. It grows as a shrub or small tree in low to mid elevation deciduous forests of India. [1] The bark of the plant and, sometimes, the fruit, are used for medicinal purposes.
Apocynaceae is a family of flowering plants that includes trees, shrubs, herbs, stem succulents, and vines, commonly known as the dogbane family, because some taxa were used as dog poison. Members of the family are native to the European, Asian, African, Australian, and American tropics or subtropics, with some temperate members. The former family Asclepiadaceae is considered a subfamily of Apocynaceae and contains 348 genera. A list of Apocynaceae genera may be found here.
Alstonia is a widespread genus of evergreen trees and shrubs, of the family Apocynaceae. It was named by Robert Brown in 1811, after Charles Alston (1685–1760), professor of botany at Edinburgh from 1716 to 1760.
Phacelia crenulata is a species of flowering plant in the waterleaf family, Hydrophyllaceae. Its common names include notch-leaf scorpion-weed, notch-leaved phacelia, cleftleaf wildheliotrope, and heliotrope phacelia. Phacelia crenulata has an antitropical distribution, a type of disjunct distribution where a species exists at comparable latitudes on opposite sides of the equator, but not at the tropics. In North America, it is native to the southwestern United States as far east as Colorado and New Mexico, and Baja California and Sonora in Mexico. In South America, it is native to southern Peru, western Bolivia, and northern Chile.
The Trobriand Islands rain forests are a tropical moist broadleaf forest ecoregion of southeastern Papua New Guinea.
Alstonia scholaris, commonly called blackboard tree, scholar tree, milkwood or devil's tree in English, is an evergreen tropical tree in the dogbane family (Apocynaceae). It is native to southern China, tropical Asia and Australasia, where it is a common ornamental plant. It is a toxic plant, but is used traditionally for myriad diseases and complaints. It is called 'Saptaparna' in India and is the sacred tree of the 2nd Jain tirthankar Ajitnatha.
Alstonia macrophylla, the hard alstonia, hard milkwood or big-leaved macrophyllum, is a species of plant in the family Apocynaceae.
Alstonia penangiana is a species of plant in the family Apocynaceae. It is a tree endemic to Peninsular Malaysia.
Alstonia rupestris is a species of plant in the family Apocynaceae. It is endemic to Thailand.
Guarea venenata is a species of plant in the family Meliaceae. It is found in Brazil and Colombia. It is threatened by habitat loss.
Alstonia constricta, commonly known as quinine bush or bitterbark, is an endemic Australian endemic shrub or small tree of the family Apocynaceae.
Alstonia angustiloba is a tree in the dogbane family Apocynaceae.
Alstonia iwahigensis is a tree in the dogbane family Apocynaceae.
Loganin is one of the best-known of the iridoid glycosides. It is named for the Loganiaceae, having first been isolated from the seeds of a member of that plant family, namely those of Strychnos nux-vomica. It also occurs in Alstonia boonei (Apocynaceae), a medicinal tree of West Africa and in the medicinal/entheogenic shrub Desfontainia spinosa (Columelliaceae) native to Central America and South America.
Alschomine is an indole alkaloid first identified in the leaves of Alstonia scholaris in 1989.
Alstonia longifolia is a plant species in the genus Alstonia, family Apocynaceae. It is native to southern Mexico and Guatemala at an elevation of 1400–1800 m.
Alstonia boonei is a very large, deciduous, tropical-forest tree belonging to the Dogbane Family (Apocynaceae). It is native to tropical West Africa, with a range extending into Ethiopia and Tanzania. Its common name in the English timber trade is cheese wood, pattern wood or stool wood while its common name in the French timber trade is emien.
Pulai is a suburban area in the city of Iskandar Puteri, Mukim Pulai, district Johor Bahru, state of Johor, Malaysia
Alstonia spectabilis, commonly known as bitterbark, yellowjacket, milky yellowwood, leatherjacket, jackapple, hard milkwood or hard cheesewood, is a medium-sized species of tree in the dogbane family. It is native to eastern Malesia, Melanesia and northern Australia.
Alstonia muelleriana is a tree in the dogbane family Apocynaceae which is native to southern Papua New Guinea and northeastern Queensland.
Alstonia sebusii, synonym Alstonia henryi, is a species of flowering plant in the family Apocynaceae, native to the region of Assam, south-central China, the east Himalayas and Myanmar. It was first described in 1871 as Blaberopus sebusii.
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