''Tabernaemontana'' is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...
of
flowering plant
Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. They include all forbs (flowering plants without a woody stem), grasses and grass-like plants, a vast majority of ...
s in the
family
Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...
Apocynaceae
Apocynaceae (from ''Apocynum'', Greek for "dog-away") 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 ...
. It has a pan-tropical distribution, found in Asia, Africa, Australia, North America, South America, and a wide assortment of oceanic islands.
[ These plants are ]evergreen
In botany, an evergreen is a plant which has foliage that remains green and functional through more than one growing season. This also pertains to plants that retain their foliage only in warm climates, and contrasts with deciduous plants, which ...
shrubs and small tree
In botany, a tree is a perennial plant with an elongated stem, or trunk, usually supporting branches and leaves. In some usages, the definition of a tree may be narrower, including only woody plants with secondary growth, plants that are ...
s growing to 1–15 m tall. The leaves are opposite, 3–25 cm long, with milky sap; hence it is one of the diverse plant genera commonly called "milkwood". The flower
A flower, sometimes known as a bloom or blossom, is the reproductive structure found in flowering plants (plants of the division Angiospermae). The biological function of a flower is to facilitate reproduction, usually by providing a mechanism ...
s are fragrant, white, 1–5 cm in diameter.
The cultivar
A cultivar is a type of cultivated plant that people have selected for desired traits and when propagated retain those traits. Methods used to propagate cultivars include: division, root and stem cuttings, offsets, grafting, tissue culture ...
'' T. divaricata'' cv. 'Plena', with doubled-petal
Petals are modified leaves that surround the reproductive parts of flowers. They are often brightly colored or unusually shaped to attract pollinators. All of the petals of a flower are collectively known as the ''corolla''. Petals are usuall ...
ed flowers, is a popular houseplant
A houseplant, sometimes known as a pot plant, potted plant, or an indoor plant, is an ornamental plant that is grown indoors. As such, they are found in places like residences and offices, mainly for decorative purposes. Common houseplants are us ...
.
Some members of the genus ''Tabernaemontana'' are used as additives to some versions of the psychedelic drink ayahuasca
AyahuascaPronounced as in the UK and in the US. Also occasionally known in English as ''ayaguasca'' ( Spanish-derived), ''aioasca'' (Brazilian Portuguese-derived), or as ''yagé'', pronounced or . Etymologically, all forms but ''yagé'' desce ...
; the genus is known to contain ibogaine
Ibogaine is a naturally occurring psychoactive substance found in plants in the family Apocynaceae such as '' Tabernanthe iboga'', '' Voacanga africana'', and '' Tabernaemontana undulata''. It is a psychedelic with dissociative properties.
Pr ...
(e.g. in bëcchëte, ''T. undulata''), conolidine (present in minor concentration in ''T. divaricata'') and voacangine ('' T. alba'', '' T. arborea'', '' T. africana''). Because of presence of coronaridine and voacangine in Mexican ''Tabernaemontana'' species, those plant could be used in economic production of anti-addictive alkaloids especially ibogaine and ibogamine. '' T. sananho'' preparations are used in native medicine to treat eye injuries and as an anxiolytic
An anxiolytic (; also antipanic or antianxiety agent) is a medication or other intervention that reduces anxiety. This effect is in contrast to anxiogenic agents which increase anxiety. Anxiolytic medications are used for the treatment of anxie ...
, and '' T. heterophylla'' is used to treat dementia
Dementia is a disorder which manifests as a set of related symptoms, which usually surfaces when the brain is damaged by injury or disease. The symptoms involve progressive impairments in memory, thinking, and behavior, which negatively affe ...
in the elderly.
Conolidine may be developed as a new class of pain killer.
Caterpillar
Caterpillars ( ) are the larva, larval stage of members of the order Lepidoptera (the insect order comprising butterfly, butterflies and moths).
As with most common names, the application of the word is arbitrary, since the larvae of sawfly ...
s of the oleander hawk-moth
''Daphnis nerii'', the oleander hawk-moth or army green moth, is a moth of the family Sphingidae. It was described by Carl Linnaeus in his 1758 10th edition of ''Systema Naturae''.
Distribution
''Daphnis nerii'' is a large hawk-moth found in wi ...
(''Daphnis nerii'') have been found to feed on the pinwheelflower
''Tabernaemontana divaricata'', commonly called pinwheel flower, crape jasmine, East India rosebay, and Nero's crown, is an evergreen shrub or small tree native to South Asia, Southeast Asia and China. In zones where it is not hardy it is grown a ...
(''T. divaricata'').
Taxonomy
;Publication
The genus was described by Carl Linnaeus
Carl Linnaeus (; 23 May 1707 – 10 January 1778), also known after his ennoblement in 1761 as Carl von Linné Blunt (2004), p. 171. (), was a Swedish botanist, zoologist, taxonomist, and physician who formalised binomial nomenclature, ...
and published in Species Plantarum
' (Latin for "The Species of Plants") is a book by Carl Linnaeus, originally published in 1753, which lists every species of plant known at the time, classified into genera. It is the first work to consistently apply binomial names and was the ...
1: 210–211 in 1753. The type species
In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen( ...
is '' T. citrifolia''.
;Etymology
The genus name commemorates the "father of German botany" Jakob Theodor von Bergzabern, a.k.a. Jacobus Theodorus Tabernaemontanus, ''Tabernaemontanus'' being a compressed form of the original Medieval Latin
Medieval Latin was the form of Literary Latin
Classical Latin is the form of Literary Latin recognized as a Literary language, literary standard language, standard by writers of the late Roman Republic and early Roman Empire. It was used f ...
name (''Tabernae Montanus'') of the botanist's home town of Bergzabern - both the Latin and the German forms of the town's name meaning "tavern(s) in the mountains".
;Species[
]
Gallery
Image:Tabernaemontana divaricata - JBM.jpg, Ornamental pinwheelflower
''Tabernaemontana divaricata'', commonly called pinwheel flower, crape jasmine, East India rosebay, and Nero's crown, is an evergreen shrub or small tree native to South Asia, Southeast Asia and China. In zones where it is not hardy it is grown a ...
(''T. divaricata'') cv. 'Plena'
Image:Tabernaemontana divaricata habitus - JBM.jpg, Habitus of '' T. divaricata''
Image:Krötenbaum.jpg, '' T. elegans'' (toad tree
''Tabernaemontana elegans'', the toad tree, is a shrub or small tree in the family Apocynaceae. It is native to eastern Africa.
Description
''Tabernaemontana elegans'' grows up to tall, with a trunk diameter of up to . Its fragrant flowers feat ...
) : undehisced fruit
Image:Tabernaemontana catharinensis (1).JPG, '' Tabernaemontana catharinensis'': dehiscence of paired, ripe fruits, revealing black seeds in deep orange pulp.
Image:Tabernaemontana pandacaqui Blanco1.41.jpg, '' T. pandacaqui'' ( banana bush)
Image:Tabernaemontana-2016.jpg, '' T. pachysiphon''
See also
* Psychedelic plants
* Compounds found in ''Tabernaemontana''
** Affinisine
** Affinine
Affinine is a monoterpenoid indole alkaloid which can be isolated from plants of the genus '' Tabernaemontana''. Structurally it can be considered a member of the vobasine alkaloid family and may be synthesized from tryptophan. Limited pharma ...
References
* (1995): ''In: Ayahuasca Analogues: Pangaean Entheogens''.
* (2006): Plants with possible psychoactive effects used by the Krahô Indians, Brazil. ''Revista Brasileira de Psiquiatria'' 28(4): 277–282
PDF fulltext
{{Taxonbar, from=Q310915
Apocynaceae genera
Ayahuasca