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Hymenachne

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Hymenachne is a genus of widespread wetlands plants that is in the grass family. They are commonly known as marsh grasses.[4] They are distributed in tropical and subtropical regions of Asia, the Americas, and the Pacific Islands.[5] A species from the Americas, H. amplexicaulis, is well known in other parts of the world as an introduced and invasive species.[6]

Hymenachne is similar to genus Sacciolepis. Both were formerly considered part of Panicum.[7]

Hymenachne aquatic plants frequently found in marshes and other wet habitats. Their stems are spongy with aerenchyma tissue.[7] The longest stems can reach 4 meters. They are perennial, sometimes with rhizomes. The leaves are linear or lance-shaped.[8] The inflorescence is usually a cylindrical, spike-shaped panicle, rarely with branches.[7]

Diversity

Accepted species[9][10]
formerly included[9]

see Panicum Pennisetum Sacciolepis

References

  1. ^ Palisot de Beauvois, Ambroise Marie François Joseph. 1812. Essai d'une Nouvelle Agrostographie pages 48-49 in Latin
  2. ^ Palisot de Beauvois, Ambroise Marie François Joseph. 1812. Essai d'une Nouvelle Agrostographie plate X (10), figure VIII (8 a-h) at upper right; line drawings of Hymenachne sp.; figure captions on caption page 8
  3. ^ Tropicos, Hymenachne P. Beauv.
  4. ^ Hymenachne. Integrated Taxonomic Information System (ITIS).
  5. ^ Clarkson, J. R., et al. (2011). A report of hybridisation in Hymenachne (Poaceae, Panicoideae) with description of Hymenachne × calamitosa, a new species of hybrid origin from tropical Australia. Archived 2013-09-25 at the Wayback Machine Telopea 13(1-2), 105-14.
  6. ^ "Hymenachne amplexicaulis". Germplasm Resources Information Network (GRIN). Agricultural Research Service (ARS), United States Department of Agriculture (USDA). Retrieved 21 January 2018.
  7. ^ a b c Hymenachne. Flora of China.
  8. ^ Hymenachne. Grassbase - The World Online Grass Flora.
  9. ^ a b Kew World Checklist of Selected Plant Families
  10. ^ GRIN Species Records of Hymenachne. Germplasm Resources Information Network (GRIN)
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Hymenachne: Brief Summary

provided by wikipedia EN

Hymenachne is a genus of widespread wetlands plants that is in the grass family. They are commonly known as marsh grasses. They are distributed in tropical and subtropical regions of Asia, the Americas, and the Pacific Islands. A species from the Americas, H. amplexicaulis, is well known in other parts of the world as an introduced and invasive species.

Hymenachne is similar to genus Sacciolepis. Both were formerly considered part of Panicum.

Hymenachne aquatic plants frequently found in marshes and other wet habitats. Their stems are spongy with aerenchyma tissue. The longest stems can reach 4 meters. They are perennial, sometimes with rhizomes. The leaves are linear or lance-shaped. The inflorescence is usually a cylindrical, spike-shaped panicle, rarely with branches.

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cc-by-sa-3.0
copyright
Wikipedia authors and editors
original
visit source
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