921.000 Eichhornia Kunth

Bailey, L.H. (1949) Manual of Cultivated Plants Revised edition. Macmillan, New York.

Catarino, L. & Martins, E.S. (2010) Pontederiaceae Flora Zambesiaca 13(2) 69-76

Description of the genus

Perennial aquatic herbs, rooted or free-floating. Leaves emergent (in ours), floating or submerged; petiole sometimes markedly swollen; lamina linear in some submerged forms, otherwise ovate to ± circular. Flowers 1-several-flowered racemes or spikes. Perianth funnel-shaped, zygomorphic, with a ± curved tube and 6 subequal spreading lobes. Stamens 6. Ovary 3-locular; ovules numerous. Capsule fusiform, covered with withering and persistent perianth. Seeds numerous, small, finely ribbed.

Derivation of name: Named after J.A.F. Eichhorn, 1779-1856, a Prussian statesman.

Worldwide: 7 species in tropical America

Zimbabwe: 2 taxa.

Eichhornia crassipes

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

SpeciesFZ divisionsContent
crassipes (Mart.) SolmsN,W,C,SDescription, Image
natans (P. Beauv.) SolmsN,SDescription, Image

Other sources of information about Eichhornia:

Our websites:

Flora of Botswana: Eichhornia
Flora of Burundi: Eichhornia
Flora of Caprivi: Eichhornia
Flora of the DRC: Eichhornia
Flora of Malawi: Eichhornia
Flora of Mozambique: Eichhornia
Flora of Rwanda: Eichhornia
Flora of Zambia: Eichhornia

External websites:

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

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Zimbabwe: Genus page: Eichhornia.
https://www.zimbabweflora.co.zw/speciesdata/genus.php?genus_id=322, retrieved 12 October 2024

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