Caldesia reniformis (D. Don) Makino

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Synonyms:	Alisma reniforme D. Don
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Description:	Perennial aquatic herb, up to 1.5 m tall. Rhizome poorly developed, with latex; roots up to 35 cm long. Leaves with lamina floating; petiole 0.1-1.5 m long, depending on the the depth of the water. Lamina heart-shaped to kidney-shaped, glossy, often purple-tinged, up to 12 × 10 cm, with 13-17 veins radiating from the base. Inflorescence branched, erect, emergent, up to 1.5 m tall. Flowers with greenish petals and delicate, whitish or bluish petals. Fruit with 10-15 ovoid carpels, beaked with the persistent style.
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Derivation of specific name:	reniformis: kidney-shaped
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Worldwide distribution:	Widespread in tropical Africa, Madagascar, Asia, Japan, Indonesia, New Guinea and Australia.
Growth form(s):	Aquatic, perennial.
Endemic status:
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Spot characters:	Display spot characters for this species
Literature:	Carter, S. (1960). Alismataceae Flora of Tropical East Africa Pages 7 - 8. (Includes a picture). Heath, A. & Heath, R. (2009). Field Guide to the Plants of Northern Botswana including the Okavango Delta Kew Publishing Page 333. as Caldesia parnassifolia (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 84. Martins, E.S. & Catarino, L. (2009). Alismataceae Flora Zambesiaca 12(2) Pages 6 - 8. (Includes a picture). Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 112.

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Flora of Botswana: Caldesia reniformis
Flora of Malawi: Caldesia reniformis
Flora of Zambia: Caldesia reniformis
Flora of Zimbabwe: Caldesia reniformis

External websites:

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