Andropogon

Andropogon gayanus - clumps in a savannah at Pama, Burkina Faso

The plant genus Andropogon belongs to the family of grasses ( Poaceae ). The about 100 species are Andropogon especially tropical savanna grasses of Africa and South America.

  • 4.1 Single References

Description

Most Andropogon species are perennial grasses. Most species are without rhizomes, with five species, they are short and at four types they are long. They usually have erect stems that stand together in some species such as Andropogon gayanus in Horsten.

The inflorescence usually consists of two or more sub- racemose inflorescences with numerous spikelets. The one sitting fertiles spikelets and a pedunculated sterile spikelets stand together, are being included in the fertile spikelets per a fertile and sterile flowers. In the flowers of two Lodiculae and one to three stamens and the ovary are included.

Use

The often large and robust stalks of many Andropogon species are used in the savannah regions of Africa for thatching (eg Andropogon tectorum ), for weaving mats or fences. Many species are valuable pasture grasses, are but declined by over-exploitation in many parts of the Sahel and Sudan in their inventory.

The use of Andropogon gayanus ( " Gamba grass" ) as a pasture grass in Australia led to significantly more intense savanna fires, which resulted in a substantial decline in woody plants. Therefore, the type can no longer be traded and is fought in Australia.

System

The genus Andropogon belongs to the tribe Andropogoneae in the subfamily Panicoideae within the family of grasses ( Poaceae ). Synonyms for Andropogon L. are: Anatherum P.Beauv, Arthrolophis ( Trin. ) Chiov, Arthrostachys Desv, Athrolophis ( Trin. ) Chiov, orth var, Diectomis Kunth, Dimeiostemon Raf, Eriopodium Hochst, nom. .. .. .. inval. , Euklastaxon Steud. , Eupogon Desv. , nom. inval. , Heterochloa Desv. , Homoeatherum Nees Nees Hypogynium, Leptopogon Roberty.

Types and distribution

In Europe, only two species occur. Most species are native to (50 ) and in Africa (44 ) South America. Eight species are in temperate Asia, eleven in tropical Asia, Australasia three species, three species of the Pacific Islands, and 21 species in North America.

There are just over 100 species of Andropogon:

  • Andropogon aequatoriensis
  • Andropogon africanus
  • Andropogon alopecurus
  • Andropogon amethystinus
  • Andropogon angustatus
  • Andropogon appendiculatus
  • Andropogon arctatus
  • Andropogon arenarius
  • Andropogon aridus
  • Andropogon auriculatus
  • Andropogon barretoi
  • Andropogon bentii
  • Andropogon bicornis
  • Andropogon bourgaei
  • Andropogon brachystachyus
  • Andropogon brasiliensis
  • Andropogon brazzae
  • Andropogon burmanicus
  • Andropogon campestris
  • Andropogon canaliculatus
  • Andropogon carinatus
  • Andropogon chevalieri
  • Andropogon chinensis
  • Andropogon chrysostachyus
  • Andropogon cordatus
  • Andropogon crassus
  • Andropogon crossotos
  • Andropogon crucianus
  • Andropogon curvifolius
  • Andropogon distachyos
  • Andropogon diuturnus
  • Andropogon durifolius
  • Andropogon eucomus
  • Andropogon exaratus
  • Andropogon fastigiatus
  • Andropogon festuciformis
  • Andropogon floridanus
  • Andropogon gabonensis
  • Andropogon gayanus
  • Andropogon gerardii
  • Andropogon glaucescens
  • Andropogon glaucophyllus
  • Andropogon glaziovii
  • Andropogon glomeratus
  • Andropogon gracilis
  • Andropogon greenwayi
  • Andropogon gyrans
  • Andropogon hallii
  • Andropogon heterantherus
  • Andropogon huillensis
  • Andropogon humbertii
  • Andropogon hypogynus
  • Andropogon ibityensis
  • Andropogon imerinensis
  • Andropogon incomptus
  • Andropogon indetonsus
  • Andropogon ingratus
  • Andropogon insolitus
  • Andropogon ivohibensis
  • Andropogon ivorensis
  • Andropogon Kelleri
  • Andropogon lacunosus
  • Andropogon lateralis
  • Andropogon lehmannii
  • Andropogon leprodes
  • Andropogon leucostachyus
  • Andropogon liebmannii
  • Andropogon ligulatus
  • Andropogon lima
  • Andropogon lindmanii
  • Andropogon lividus
  • Andropogon longiberbis
  • Andropogon macrophyllus
  • Andropogon mannii
  • Andropogon monocladus
  • Andropogon multiflorus
  • Andropogon munroi
  • Andropogon perdignus
  • Andropogon perligulatus
  • Andropogon pinguipes
  • Andropogon pohlianus
  • Andropogon polyptychos
  • Andropogon pringlei
  • Andropogon pseudapricus
  • Andropogon pteropholis
  • Andropogon pumilus
  • Andropogon pungens
  • Andropogon pusillus
  • Andropogon reedii
  • Andropogon scabriglumis
  • Andropogon schirensis
  • Andropogon selloanus
  • Andropogon tectorum
  • Andropogon tenuiberbis
  • Andropogon ternarius
  • Andropogon ternatus
  • Andropogon textilis
  • Andropogon thorelii
  • Andropogon tracyi
  • Andropogon trichozygus
  • Andropogon tsaratananensis
  • Andropogon urbanianus
  • Andropogon vetus
  • Andropogon virgatus
  • Andropogon virginicus
  • Andropogon vohiboryensis

Swell

  • Andropogon in W. D. Clayton, K.T. Harman H. & Williamson, (2006 onwards ), Grass Base - The Online World Grass Flora.

Single References

64739
de