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Description: Herb 50-150 cm high, from a rhizome; stems 4-angled. Stipular sheaths 10-20 mm, convolute, early deciduous.
Leaves 30-90 × 8-15 mm,
linear-lanceolate, sessile, all submerged, shining, translucent; apex obtuse, apiculate; margin finely serrate, markedly undulate when mature. Spikes 5-10-flowered, somewhat lax. Drupe 2-4 mm,
ovoid-acuminate, laterally flattened; beak nearly as long as fruit, falcate, tapered.
Derivation of specific name:
crispus: with a wavy or curled margin
Habitat: In stagnant and slow-flowing waters
Altitude range: (metres)
Up to 1200 m
Worldwide distribution: North Africa, Sudan, Ethiopia, Botswana, Malawi, Mozambique, Zambia, Zimbabwe and South Africa. Also in Europe, Asia and Australia. Introduced from Canada to Argentina and in New Zealand.
Growth form(s): Aquatic.
Red data list status:
Insects (whose larvae eat this species):
Display spot characters for this species
Content last updated: Saturday 14 April 2007
Pooley, E. (1998). A Field Guide to the Wild Flowers of KwaZulu-Natal and the Eastern Region. Natal Flora Publications Trust. Durban. Pages 502 - 503. (Includes a picture).
Potamogetonaceae Symoens, J.J. (2009). FZ 12(2) Pages 85 - 86. Comments
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Other sources of information about Potamogeton crispus: Our websites: Flora of Mozambique
Potamogeton crispus Flora of Zambia
Potamogeton crispus External websites: African Plant Database
Potamogeton crispus Biodiversity Explorer
(Biodiversity of southern Africa):
Potamogeton crispus EOL
(Encyclopedia of Life):
Potamogeton crispus ePIC
(electronic Plant Information Center):
Potamogeton crispus Flora Zambesiaca
Potamogeton crispus Google
(Germplasm Resources Information Network) taxonomy for plants report for
Potamogeton crispus IPNI
(International Plant Names Index):
Potamogeton crispus JSTOR Plant Science
Potamogeton crispus Kew Herbarium catalogue
Potamogeton crispus Kew Monocotyledon checklist
Potamogeton crispus Tropicos
Potamogeton crispus West African Plants database
Copyright: Mark Hyde, Bart Wursten and Petra Ballings, 2002-13
Hyde, M.A., Wursten, B.T. & Ballings, P.
Flora of Zimbabwe: Species information: Potamogeton crispus.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=103060, retrieved 10 December 2013
Site software last modified: 13 October 2013 5:45am (GMT +2)