''Jatropha gossypiifolia'', commonly known as bellyache bush, black physicnut or cotton-leaf physicnut, is a species of

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...

in the

spurge ''Euphorbia'' is a very large and diverse genus of flowering plants, commonly called spurge, in the family Euphorbiaceae. "Euphorbia" is sometimes used in ordinary English to collectively refer to all members of Euphorbiaceae (in deference to t ...

family,

Euphorbiaceae Euphorbiaceae, the spurge family, is a large family of flowering plants. In English, they are also commonly called euphorbias, which is also the name of a genus in the family. Most spurges, such as ''Euphorbia paralias'', are herbs, but some, e ...

. The species is native to Mexico, South America, and the

Caribbean islands Almost all of the Caribbean islands are in the Caribbean Sea, with only a few in inland lakes. The largest island is Cuba. Other sizable islands include Hispaniola, Jamaica, Puerto Rico and Trinidad and Tobago. Some of the smaller islands are re ...

, but is currently spread throughout the tropics. It is declared

noxious weed A noxious weed, harmful weed or injurious weed is a weed that has been designated by an agricultural or other governing authority as a plant that is injurious to agricultural or horticultural crops, natural habitats or ecosystems, or humans or liv ...

Puerto Rico Puerto Rico (; abbreviated PR; tnq, Boriken, ''Borinquen''), officially the Commonwealth of Puerto Rico ( es, link=yes, Estado Libre Asociado de Puerto Rico, lit=Free Associated State of Puerto Rico), is a Caribbean island and Unincorporated ...

and is naturalised in northern Australia, including

Queensland ) , nickname = Sunshine State , image_map = Queensland in Australia.svg , map_caption = Location of Queensland in Australia , subdivision_type = Country , subdivision_name = Australia , established_title = Before federation , established_ ...

where it is listed as a Class 2 declared pest plant. It grows to high. The three lobed leaves are purple and sticky when young and become bright green with age. The small red flowers with yellow centres appear in clusters. These are followed by cherry-sized seed pods that are poisonous. Powdery mildew fungal disease was reported. There are many common names for ''Jatropha gossypiifolia'' including: bellyache-bush, black physicnut, and cotton-leaf physicnut in English; pinon negro, pinon colorado, and tua-tua in Spanish; medicinier noir and medicinier rouge in French; mamoninha and peao-roxo in Brazil; jarak ulung in Thailand, jarak merah and sibidigua in India.

Меdicinal use

Several human and veterinary uses in traditional medicine are described for different parts (leaves, stems, roots, seeds, and latex) and preparations (infusion, decoction, and maceration, among others) based on this plant, by different routes (oral or topical). The most frequent reports concern its antihypertensive, anti-inflammatory, antiophidian, analgesic, antipyretic, antimicrobial, healing, antianemic, antidiabetic, and antihemorrhagic activities, among many other examples. Other uses are also related to this plant, such as biodiesel production, pesticide, insecticide, vermifuge, ornamentation, and even its use in religious rituals. 'The American Instructor,' a reference book written by

Benjamin Franklin Benjamin Franklin ( April 17, 1790) was an American polymath who was active as a writer, scientist, inventor, statesman, diplomat, printer, publisher, and political philosopher. Encyclopædia Britannica, Wood, 2021 Among the leading intel ...

, states it can be used as an abortion tonic, along with pennyroyal: The herb has been traditionally used as an oral contraceptive and abortifacient, and ethanol extracts have effectiveness in reducing fertility in rats. though the identity of the chemicals responsible for endocrine disruption are not yet known.

Economic importance

* Vertebrate poisons: mammals * Weed: potential seed contaminant

Image gallery

File:Jatropha gossypiifolia 01.jpg, ''Jatropha gossypiifolia'' File:Jatropha gossypiifolia 05.jpg, ''Jatropha gossypiifolia'' flowers File:Jatropha gossypiifolia.jpg, ''Jatropha gossypiifolia'' leaf flowers and fruits

References

External links

* gossypiifolia Flora of the Caribbean Flora of Mexico Flora of South America Flora of Saint Kitts and Nevis Plants described in 1753 Taxa named by Carl Linnaeus Flora without expected TNC conservation status {{Euphorbiaceae-stub