Biology:Pentagonia (plant)

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Short description: Genus of plants

Pentagonia
IMG 5501-Pentagonia macrophylla.jpg
Pentagonia macrophylla
Scientific classification e
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Gentianales
Family: Rubiaceae
Subfamily: Ixoroideae
Tribe: Dialypetalantheae
Genus: Pentagonia
Benth.[1]
Species

See text.

Pentagonia is a genus of over 40 species of plants in the Coffee or Gardenia family (Rubiaceae}.[1] Pentagonia species are native to Central America and northern South America, and grow in moist tropical forests below 900m.[2] The genus was first described by George Bentham in 1845.[3] The genus is noteworthy for its opposite pairs of huge leaves in a variety of shapes including entire, shallowly or deeply lobed, and even pinnate. These leaves can, in the case of a recently discovered species (possibly Pentagonia gomez-lauritoi) be up to four feet (1.2 meters) long not including the six inch (15 cm) petiole, and up to 2.5 feet (76 centimeters) in width.[4]

Species

(As of April 2021), Plants of the World Online accepted the following species:[1]

  • Pentagonia amazonica (Ducke) L.Andersson & Rova
  • Pentagonia angustifolia C.M.Taylor
  • Pentagonia australis C.M.Taylor & Janovec
  • Pentagonia baumannii Cornejo & Rova
  • Pentagonia bocataurensis Dwyer
  • Pentagonia bonifaziana Cornejo
  • Pentagonia breviloba L.Andersson & Rova
  • Pentagonia carniflora Cornejo & Rova
  • Pentagonia chocoensis Cornejo
  • Pentagonia clementinensis Cornejo
  • Pentagonia costaricensis (Standl.) W.C.Burger & C.M.Taylor
  • Pentagonia donnell-smithii (Standl.) Standl.
  • Pentagonia dwyeriana C.M.Taylor
  • Pentagonia gambagam Hammel & Aguilar
  • Pentagonia gigantifolia Ducke
  • Pentagonia gomez-lauritoi Hammel
  • Pentagonia grandiflora Standl.
  • Pentagonia gymnopoda (Standl.) Standl.
  • Pentagonia hirsuta Standl.
  • Pentagonia imparipinnata Cornejo
  • Pentagonia involucrata C.M.Taylor
  • Pentagonia lanciloba Cornejo
  • Pentagonia lobata C.M.Taylor
  • Pentagonia macrophylla Benth., syn. Pentagonia orthoneura
  • Pentagonia magnifica K.Krause
  • Pentagonia microcarpa L.Andersson & Rova
  • Pentagonia nuciformis Dwyer
  • Pentagonia osaensis C.M.Taylor
  • Pentagonia osapinnata Aguilar, N.Zamora & Hammel
  • Pentagonia pachiteana Cornejo
  • Pentagonia parvifolia Steyerm.
  • Pentagonia pinnatifida Seem.
  • Pentagonia rubriflora D.R.Simpson
  • Pentagonia sanblasensis C.M.Taylor
  • Pentagonia spathicalyx K.Schum., syn. Pentagonia peruviana
  • Pentagonia subauriculata Standl.
  • Pentagonia subsessilis L.Andersson & Rova
  • Pentagonia tapacula Cornejo
  • Pentagonia tinajita Seem.
  • Pentagonia villosula L.Andersson & Rova
  • Pentagonia wendlandii Hook.f.
  • Pentagonia williamsii Standl.
  • Pentagonia wurdackii Steyerm.


References

Wikidata ☰ Q7164985 entry