469.010 Eleocharis R. Br.


Description of the genus

Annual or perennial, glabrous herbs. Stolons often present in perennials. Culms ranging from 1-2 cm to 150 cm, green, terete, angular or triangular, hollow or filled with pith, smooth or ridged, rarely with transverse septa (E. dulcis). Sheaths pale, tubular, truncate above or ending in a short lobe. Leaves 0. Inflorescence a single terminal spikelet. Lowest 1-2 glumes similar to or different from upper. Glumes spirally arranged, usually numerous; margin often transparent. Perianth segments 3-9 glabrous or barbellate bristles or 0. Stamens 1-3. Nutlet with the style base persistent as an appendage (the style base excluded in all nutlet measurements).

Worldwide: c. 120 species, cosmopolitan.

Botswana: 11 taxa.

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Links to taxa:     View: living plant images - herbarium specimen images - all images for this genus

SpeciesFZ divisionsContent
acutangula (Roxb.) Schult.Description, Image
atropurpurea (Retz.) C. PreslDescription, Image
brainii Svenson
caduca (Delile) Schult.Image
cubangensis H.E.Hess[NrEnd][DD]N
dulcis (Burm.f.) Hensch.Image
geniculata (L.) Roem. & Schult.
marginulata Steud.Image
naumanniana Boeckeler var. naumanniana Image
nigrescens (Nees) Steud.
variegata (Poir.) C. PreslDescription, Image

Other sources of information about Eleocharis:

Our websites:

Flora of Caprivi: Eleocharis
Flora of Malawi: Eleocharis
Flora of Mozambique: Eleocharis
Flora of Zambia: Eleocharis
Flora of Zimbabwe: Eleocharis

External websites:

African Plants: A Photo Guide (Senckenberg): Eleocharis
BHL (Biodiversity Heritage Library): Eleocharis
EOL (Encyclopedia of Life): Eleocharis
GBIF (Global Biodiversity Information Facility): Eleocharis
Google: Web - Images - Scholar
iNaturalist: Eleocharis
IPNI (International Plant Names Index): Eleocharis
JSTOR Plant Science: Eleocharis
Mansfeld World Database of Agricultural and Horticultural Crops: Eleocharis
Plants of the World Online: Eleocharis
Tropicos: Eleocharis
Wikipedia: Eleocharis

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-23

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2023). Flora of Botswana: Genus page: Eleocharis.
https://www.botswanaflora.com/speciesdata/genus.php?genus_id=281, retrieved 31 May 2023

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