Palicourea

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Palicourea
Palicourea.JPG
Foreground: leaves and inflorescence of unidentified Palicourea species
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Gentianales
Family: Rubiaceae
Subfamily: Rubioideae
Tribe: Palicoureeae
Genus: Palicourea
Aubl. (1775)
Species [1]

694, see text

Synonyms [1]
  • ColladoniaSpreng. (1824)
  • MexocarpusBorhidi, E.Martínez & Ramos (2015)
  • NonateliaAubl. (1775)
  • OribasiaSchreb. (1789)
  • RhodostomaScheidw. (1842)
  • StephaniumSchreb. (1789)

Palicourea is a genus of flowering plants in the family Rubiaceae. It contains 694 species, [1] which range from shrubs to small trees, and is distributed throughout the New World tropics. [2]

Contents

These plants are closely related to Psychotria and in particular its subgenus Heteropsychotria. Indeed, it seems to be nothing else but a distinctively-flowered offshoot of Heteropsychotria; arguably, it would thus need to be merged into Psychotria to make that genus monophyletic. On the other hand, Psychotria is extremely diverse already, so it is probably more practical to move the more distantly related species out of this genus and merge Heteropsychotria with Palicourea. [2] By a Hungarian botanist Attila Borhidi, some of the Psychotria species have been transferred into this genus. [3]

The genus is not well studied. Most species are distylous, although a few on isolated Caribbean islands seem to have lost the trait. Flowers are in racemes, having no scent, and are normally pollinated by hummingbirds. Blue-black berries follow, and are thought to be distributed by birds. [2]

Almost one-tenth of the Palicourea species are considered threatened by the IUCN, even though the conservation status has only been reviewed for those species that occur in Ecuador. [4]

Selected species

Related Research Articles

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<i>Psychotria</i> Genus of flowering plants

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Palicourea fuchsioides is a species of plant in the family Rubiaceae. It is endemic to Ecuador.

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<span class="mw-page-title-main">Charlotte M. Taylor</span> U.S. botanist

Dr. Charlotte M. Taylor is a botanist and professor specialising in taxonomy and conservation. She works with the large plant family Rubiaceae, particularly found in the American tropics and in the tribes Palicoureeae and Psychotrieae. This plant family is an economically important group, as it includes plant species used to make coffee and quinine. Taylor also conducts work related to the floristics of Rubiaceae and morphological radiations of the group. Taylor has collected plant samples from many countries across the globe, including Chile, Colombia, Costa Rica, Panama, and the United States of America, and has named many new species known to science from these regions. As of 2023, Taylor has authored 500 land plant species' names, the third-highest number of such names authored by any female scientist.

<i>Palicourea elata</i> Species of flowering plant

Palicourea elata, formerly Psychotria elata, commonly known as girlfriend kiss and labios de puta, is a tropical plant that ranges from Central to South American rain forests in countries such as Mexico, Costa Rica, Ecuador, Panama, and Colombia. Palicourea elata is extremely sensitive and requires specific climates to grow, those climates most like rainforests are best suitable for this plant. It is most notable for its distinctly shaped red bracts and is consequently nicknamed “Hot Lips”. Though the bright red bracts are considered its most flashy feature, they are not the actual flowers of the plant but instead extravagant leaves; the flowers of Palicourea elata lie within the “red lip” leaves. Just like human lips, the hot lips plant comes in a variety of shapes and forms offering a vast array of plants. P. elata is well-studied and has been documented over centuries to provide various health benefits to native communities. Due to these benefits and the overall appearance of the plant, it has been over-harvested and is now endangered.

<i>Brosimum guianense</i> Species of plant in the genus Brosimum

Brosimum guianense, called snakewood, letterwood, leopardwood, and amourette, is a species of flowering plant in the genus Brosimum, native to southern Mexico, Central America, Trinidad, and tropical South America. A tree reaching 40 m (130 ft), its heartwood can command a price of $30 per kg.

Samuelssonia is a monotypic genus of flowering plants belonging to the family Acanthaceae. It has only one known species, Samuelssonia verrucosa, a small tree which grows to 5 meters tall which is native to the Massif de la Hotte in Haiti.

Psychotria samoritourei is a liana species belonging to the family Rubiaceae, native to the forests of the Loma-Man highlands in Upper Guinea, West Africa. It is the sixth known lianescent African species of its genus. It is found in Guinea, Liberia and Sierra Leone. It is also possible that the species is present in other, less thoroughly surveyed areas of the submontane forests of the Loma-Man highlands. If discovered, it is likely that the threat status of the species would be reduced. It is a climber to at least 10 m, and possibly up to 20 m.

References

  1. 1 2 3 Palicourea Aubl. Plants of the World Online . Retrieved 1 November 2023.
  2. 1 2 3 Taylor (2008)
  3. Govaerts, R., Ruhsam, M., Andersson, L., Robbrecht, E., Bridson, D., Davis, A., Schanzer, I., Sonké, B. (2019). World Checklist of Rubiaceae. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; https://wcsp.science.kew.org/ Retrieved 25 June 2019
  4. IUCN (2008)

Further reading