Rorippa nasturtium-aquaticum (L.) Hayek

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Rorippa nasturtium-aquaticum

Photo: Bart Wursten
Greystone Park Nature Reserve, Harare

Rorippa nasturtium-aquaticum

Photo: Bart Wursten
Greystone Park NR

Rorippa nasturtium-aquaticum

Photo: Mark Hyde
Mukuvisi River

Rorippa nasturtium-aquaticum

Photo: Mark Hyde
Mukuvisi Woodland

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Species details: Click on each item to see an explanation of that item (Note: opens a new window)

Synonyms: Nasturtium officinale W.T. Aiton
Common names: Watercress (English)
Frequency: Occasional
Status: Introduced
Description:
Perennial aquatic herb often rooting at the nodes with procumbent or ascending stems to 1 m. Lower leaves pinnate with 1-3 leaflets; upper sessile with 5-9 or more leaflets; leaflets all entire to sinuate. Flowers white in terminal racemes. Siliqua 10-18 mm.
Notes:
Derivation of specific name:
Habitat: A cosmopolitan weed in and around streams, pools and dams.
Altitude range: (metres)
Flowering time:Aug - Mar
Worldwide distribution: Europe, N Africa and Asia; introduced elsewhere
Zimbabwe distribution: N,W,C,E
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Images last updated: Monday 1 January 2007
Literature:

Exell, A.W. (1960). Brassicaceae Flora Zambesiaca 1(1) Page 185.

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 41. as Nasturtium officinale


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Other sources of information about Rorippa nasturtium-aquaticum:

Our websites:

Flora of Botswana: Rorippa nasturtium-aquaticum
Flora of Mozambique: Rorippa nasturtium-aquaticum
Flora of Zimbabwe: cultivated Rorippa nasturtium-aquaticum

External websites:

African Plant Database: Rorippa nasturtium-aquaticum
Biodiversity Explorer (Biodiversity of southern Africa): Rorippa nasturtium-aquaticum
EOL (Encyclopedia of Life): Rorippa nasturtium-aquaticum
ePIC (electronic Plant Information Center): Rorippa nasturtium-aquaticum
Flora Zambesiaca web site: Rorippa nasturtium-aquaticum
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Rorippa nasturtium-aquaticum
IPNI (International Plant Names Index): Rorippa nasturtium-aquaticum
Ispot Southern Africa : Rorippa nasturtium-aquaticum
JSTOR Plant Science: Rorippa nasturtium-aquaticum
Kew Herbarium catalogue: Rorippa nasturtium-aquaticum
Tropicos: Rorippa nasturtium-aquaticum
West African Plants database: Rorippa nasturtium-aquaticum


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-16

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2016). Flora of Zimbabwe: Species information: Rorippa nasturtium-aquaticum.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=124250, retrieved 9 December 2016

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