Eichhornia natans (P. Beauv.) Solms

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Eichhornia natans

Picture: Tomas Buruwate
Nacatopi pan in L5 south in Niassa Reserve, Niassa Province, Mozambique

Eichhornia natans

Picture: Tomas Buruwate
Nacatopi pan in L5 south in Niassa Reserve, Niassa Province, Mozambique

Eichhornia natans

Picture: Tomas Buruwate
Nacatopi pan in L5 south in Niassa Reserve, Niassa Province, Mozambique

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Synonyms: Pontederia natans P. Beauv.
Common names:
Status: Native
Aquatic herb, rooted, sometimes forming dense submerged mats. Leaves spaced along the stem, alternate, dimorphic; submerged ones 30-70 × 1.5-4 mm, linear and sessile; floating ones with lamina 8-25 × 6-22 mm, ovate to subreniform; base cordate; petiole long and weak. Flowers single, purple, white or mauve; tube cylindric; lobes obovate, subequal. Capsule narrowly fusiform.
Type location:
Derivation of specific name: natans: floating or swimming
Habitat: In shallow, still or slow-moving water in rivers, lagoons and swamps.
Altitude range: 400 - 1400 m
Flowering time:
Worldwide distribution: Widespread in tropical and subtropical Africa, but absent from South Africa
Zambian distribution (Flora Zambesiaca): B,N,S
Zambian distribution (Provinces): N,S,W
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Content last updated: Wednesday 6 September 2017

Catarino, L. & Martins, E.S. (2010). Pontederiaceae Flora Zambesiaca 13(2) Pages 72 - 73. (Includes a picture).

Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 112.

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 148.

Timberlake, J.R. & Childes, S.L. (2004). Biodiversity of the Four Corners Area: Technical Reviews Volume Two (Chapter 5-15) Appendix 5-1: Plant Checklist Occasional Publications in Biodiversity 15 Page 193.

Other sources of information about Eichhornia natans:

Our websites:

Flora of Botswana: Eichhornia natans
Flora of Caprivi: Eichhornia natans
Flora of Mozambique: Eichhornia natans
Flora of Zimbabwe: Eichhornia natans

External websites:

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

Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-24

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2024). Flora of Zambia: Species information: Eichhornia natans.
https://www.zambiaflora.com/speciesdata/species.php?species_id=112970, retrieved 20 June 2024

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