Cabomba caroliniana var. flavida is a species of aquatic herb native to Argentina, Brazil, and Paraguay.Cabomba caroliniana var. flavida Morgaard. (n.d.). Plants of the World Online. Retrieved April 10, 2025, from https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:273582-2
Description Vegetative characteristics Cabomba caroliniana var. flavida is an aquatic herbPellegrini, M. O. O. & Jardim Botânico do Rio de Janeiro. (n.d.-d). Cabomba caroliniana var. flavida Ørgaard. Flora E Funga Do Brasil. Retrieved April 2, 2025, from https://floradobrasil.jbrj.gov.br/FB34568 with green or sometimes reddish brown shoots. Generative characteristics The pale yellow flower is 6–15 mm wide, and 6–12 mm long. The androecium consists of 6 stamens. The gynoecium consists of 3 carpels. The oblong-elliptic seeds are 1.2–1.5 mm wide, and 2–3 mm long. Cytology The chromosome count is 2n = 39, c. 78.Ørgaard, M. (1991). The genus Cabomba (Cabombaceae)–a taxonomic study. Nordic Journal of Botany, 11(2), 179-203.
Taxonomy It was described by Marian Ørgaard in 1991.Cabomba caroliniana var. flavida Ørgaard. (n.d.). Catalogue of Life. Retrieved April 10, 2025, from https://www.catalogueoflife.org/data/taxon/B89S2 The type specimen was collected by L.Z. Adhumada, A. Shinini, and S.G. Tressens in Corrientes, Argentina.Cabomba caroliniana var. flavida Ørgaard. (n.d.-b). International Plant Names Index. Retrieved April 10, 2025, from https://www.ipni.org/n/273582-2 One source treats it as a synonym of Cabomba caroliniana,Cabomba caroliniana A. Gray var. flavida Ørgaard. (n.d.). Instituto De Botánica Darwinion. Retrieved April 10, 2025, from http://www.darwin.edu.ar/Proyectos/FloraArgentina/sinonimoespecie.asp?forma=&variedad=flavida&subespecie=&EspCod=124021&especie=caroliniana&genero=Cabomba&SinGeneroDe=Cabomba&SinEspecieDe=caroliniana&sincod=124021 but it is accepted by other sources.USDA, Agricultural Research Service, National Plant Germplasm System. 2025. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=416938. Accessed 10 April 2025. Etymology The varietal name flavida from the Latin flavum means yellow.Glossary – E – G – The Bible of Botany. (n.d.). Retrieved April 10, 2025, from https://bibleofbotany.com/index/glossary-introduction/glossary-page-3/
Distribution and habitat It occurs in Paraguay (Central, San Pedro), Argentina (Corrientes, Santa Fe), and Brazil (Paraná, Rio Grande do Sul, Santa Catarina).
Conservation It is endangered.Bittencourt, V. L. (2018). Potencial ornamental de macrófitas aquáticas do Rio Grande do Sul.
Cultivation It may find use as an aquarium plant. Cabomba caroliniana var. flavida has been found in cultivation under the name Cabomba australis. It shows less vigorous or invasive growth than Cabomba caroliniana var. caroliniana.SLU Artdatabanken (2025). Artfakta: kabomba (Cabomba caroliniana). https://artfakta.se/taxa/221510 [2025-04-10]
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