Victoria cruziana
Flowering of Victoria cruziana
, Also called Victoria cruziana Santa Cruz giant water lily, is a flowering plant in the family Nymphaeaceae ( Nymphaeaceae ). It is native to South America, especially in Argentina ( Chaco, Corrientes, Entre Rios, Formosa, Santa Fe), and Paraguay. Worldwide it is one of the largest aquatic plants in freshwater in quiet bays of the large and slow-flowing rivers.
In botanical gardens is a popular tropical pond plant. You also still growing in cooler waters than their close relatives the more famous Amazonian giant water lily (Victoria amazonica ).
Description and ecology
Victoria cruziana is a herbaceous plant. Their extremely large leaves can reach a diameter of 120 cm up to 170 cm. Your 25 cm large flower blooms for 2 days after her appearance at first pure white which descends into a rich pink on the second and last day of the flower. V. cruziana is a thermogenic or heat- forming plant. The scars of the flower are in a chalice that has been protected by spines. The calyx begins to warm as bud, and when the flower opens, it releases a strong sweet fragrance to pollinating beetles to attract and also continues with the heat production during the pollination phase continues.
Taxonomy and botanical history
The first description of Victoria cruziana took place in 1840 by Charles Victor Dessalines d' Orbigny in Annales des Sciences Naturelles; Botanique, Sér. 2, 13, p 57 synonyms for Victoria cruziana ADOrb. include Victoria argentina Burmeist. nom. nud. , Victoria cruziana var malmei F.Henkel et al., Victoria cruziana f matogrossensis Malme, Victoria cruziana f trickeri F.Henkel ex Malme, Victoria cruziana var trickeri F.Henkel et al., Victoria regia var cruziana ( ADOrb. ) C.Lawson, Victoria trickeri ( F.Henkel ex Malme ) hort. ex Mutzek.
Victoria cruziana was discovered in Bolivia on one of several expeditions through the country of Alcide d' Orbigny, he was financially supported by Andrés de Santa Cruz. The first collected samples were shipped to France, where she was named to honor him by Alcide d' Orbignys brother Charles Henry Dessalines d' Orbigny Santa Cruz Victoria cruziana.
Gallery
Lower leaf surface with support ribs
Victoria cruziana in the Botanical Garden of Nancy
Swell
- Data sheet of the Botanical Garden Hall.