Bactris

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Bactris
Peach palms (Bactris gasipaes)

Peach palms ( Bactris gasipaes )

Systematics
Order : Palm- like arecales
Family : Palm family (Arecaceae)
Subfamily : Arecoideae
Tribe : Cocoseae
Sub tribus : Bactridinae
Genre : Bactris
Scientific name
Bactris
Jacq. ex Scop.

Bactris (from the Greek baktron = rod, support ) is a genus of the palm family (Arecaceae).

features

The Bactris species are small to medium-sized palm trees. Often several trunks grow from one point. The leaves are pinnate or whole. The inflorescences always have male and female flowers.

The most striking feature are the spines that sit on the leaf sheaths, petiole and rachis. A few species are almost unarmed.

distribution

The genus is common in South and Central America as well as in the Caribbean.

Bactris glandulosa , illustration
Bactris major

species

The genus Bactris Jacq. ex Scop. includes up to 240 species depending on the author . The genus is partially divided into three genera Bactris , Guilielma and Pyrenoglyphis . Bactris is further subdivided:

  • Genus Bactris
    • Subgenus Bactris ( Eubactris )
      • Section Bactris ( Acnophyllum )
      • Section of Aiphanoides
    • Subgenus Amylocarpus
      • Amylocarpus Section ( Euamylocarpus )
      • Piranga section

The four sections are also referred to as groups with the two genera mentioned above. A full list of recognized species can be found in R. Govaerts.

Here is a selection of types:

  • Pajua palm ( Bactris cubensis Burret ): It is native to eastern Cuba.
  • Peach palm ( Bactris gasipaes Kunth ) - Grown mainly in South America for economic reasons; it is native to tropical Central and South America.
  • Gold palm ( Bactris glandulosa Oerst. ) - Multi-stemmed, small, little thorny palm with bushy pinnate leaves and green berry fruits; their home is from Costa Rica to northwestern Colombia.
  • Bactris glaucescens Drude - A small, bushy growing, prickly palm, its home is Bolivia, Brazil and northwestern Paraguay.
  • Bactris jamaicana L.H.Bailey - A clump-forming palm from Jamaica .
  • Bactris major Jacq. - Up to 8 meters high, clump-forming species; their homeland ranges from Mexico and Trinidad to tropical South America.
  • Bactris pilosa H.Karst. - Is a fast-growing rainforest species that drifts behind; their distribution area extends from Panama and Venezuela to Ecuador.

literature

  • Jean-Jacques de Granvilee: The Genus Bactris (Arecaceae). Taxonomy and Distribution in the Guyanas. Flora of the Guyanas workshop. (pdf; 868 kB)
  • Bactris on the Fairchild Guide to Palms page.

Individual evidence

  1. ↑ a b Rafaël Govaerts (Ed.): Bactris. In: World Checklist of Selected Plant Families (WCSP) - The Board of Trustees of the Royal Botanic Gardens, Kew . Retrieved November 29, 2014.

Web links

Commons : Bactris  - collection of images, videos and audio files