Rahul Sharma (Editor)

Caldesia

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Kingdom
  
Plantae

Family
  
Alismataceae

Higher classification
  
Alismataceae

Order
  
Alismatales

Scientific name
  
Caldesia

Rank
  
Genus

Caldesia httpsuploadwikimediaorgwikipediacommonsthu

Similar
  
Caldesia parnassifolia, Alismataceae, Damasonium, Limnophyton, Ranalisma

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Caldesia is a genus of aquatic plants. It includes three living species widespread across Europe, Asia, Africa and Australia. The genus "has an extensive Oligocene through Pleistocene fossil record in Eurasia," and has been found in fossil strata of the United States (Idaho and Vermont) as well. Ten fossil species have been described for the genus.

Contents

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Description

Leaves all basal, floating or aerial, ovate to elliptical, cordate or subcordate. Flowers hermaphrodite, in racemes or panicles. Stamens 6(-11). Carpels few or numerous in a single whorl, free, each with 1 ovule; styles subventral. Fruitlets drupaceous, with woody endocarp and spongy exocarp, swollen, with a short subventral beak, smooth or with tubercles or spines.

Selected species

  • Caldesia brandoniana †
  • Caldesia grandis Sam. - Assam, Bangladesh, southern China
  • Caldesia oligococca (F.Muell.) Buchanan
  • Caldesia oligococca var. acanthocarpa (F.Muell.) Hartog - Queensland, Northern Territory (of Australia)
  • Caldesia oligococca var. echinata Hartog - western Africa from Mali to Chad, plus India, Pakistan, Sri Lanka, Thailand, Vietnam, Java
  • Caldesia oligococca var. oligococca - Timor, Queensland
  • Caldesia parnassifolia (L.) Parl. - widespread across Europe, Asia, Africa, Queensland
  • Caldesia reniformis (D.Don) Makino - synonym of Caldesia parnassifolia
  • References

    Caldesia Wikipedia