Hydrostachys polymorpha Klotzsch ex A. Braun

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Hydrostachys polymorpha

Photo: David Gwynne-Evans
Mt Mabu, Zambezia.

Hydrostachys polymorpha

Photo: David Gwynne-Evans
Mt Mabu, Zambezia.

Hydrostachys polymorpha

Photo: David Gwynne-Evans
Mt Mabu, Zambezia.

Hydrostachys polymorpha

Photo: David Gwynne-Evans
Mt Mabu, Zambezia.

Hydrostachys polymorpha

Photo: David Gwynne-Evans
Mt Mabu, Zambezia.

Hydrostachys polymorpha

Photo: David Gwynne-Evans
Mt Mabu, Zambezia.

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

Synonyms: Hydrostachys cristulata Wedd.
Hydrostachys multipinnata Engl.
Hydrostachys natalensis Wedd.
Common names:
Frequency: Locally common.
Status: Native
Description:
Aquatic perennial herb. Leaves more or less submerged, tufted, fern-like, up to 70 cm long, narrowly elliptic to lanceolate in outline, 2-3-pinnate; primary pinnae in 25-70 pairs, each densely divided again into small scale-like, simple or filiform-branched pinnules; petiole and rhachis flattened, covered with numerous small, ovate, scale-like appendages. Inflorescences erect, emergent spikes up to 30 cm long, unisexual, browinish. Flowers minute. Fruit ellipic, hairless, up to c. 2.5 × 1 mm.
Notes:
Derivation of specific name: polymorpha: of many forms
Habitat: Attached to rocks in rapids and waterfalls in fast-flowing mountain streams, often forming extensive colonies.
Altitude range: (metres)
Flowering time:
Worldwide distribution: Angola, Namibia, DRC, Tanzania, Malawi, Mozambique, Zambia, Zimbabwe and KwaZulu-Natal, South Africa.
Zimbabwe distribution: 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: Friday 2 March 2012
Literature:

Da Silva, M.C., Izidine, S. & Amude, A.B. (2004). A preliminary checklist of the vascular plants of Mozambique. Southern African Botanical Diversity Network Report No. 30 Sabonet, Pretoria Page 76.

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 54.

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 67.

Stannard, B.L. (1997). Hydrostachyaceae Flora Zambesiaca 9(2) Pages 12 - 14. (Includes a picture).


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Other sources of information about Hydrostachys polymorpha:

Our websites:

Flora of Malawi: Hydrostachys polymorpha
Flora of Mozambique: Hydrostachys polymorpha
Flora of Zambia: Hydrostachys polymorpha

External websites:

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


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: Hydrostachys polymorpha.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=124820, retrieved 27 June 2016

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