''Pseudobombax septenatum'' is of the family

Malvaceae Malvaceae (), or the mallows, is a family of flowering plants estimated to contain 244 genera with 4225 known species. Well-known members of economic importance include Theobroma cacao, cacao, Cola (plant), cola, cotton, okra, Hibiscus sabdariffa, ...

, commonly known as Algodón de río, beldaco, ceibo barrigón, majagua colorada or barrigon. It is a

deciduous In the fields of horticulture and botany, the term deciduous () means "falling off at maturity" and "tending to fall off", in reference to trees and shrubs that seasonally shed Leaf, leaves, usually in the autumn; to the shedding of petals, aft ...

tree up to in height which grows in

semi-deciduous Semi-deciduous or semi-evergreen is a botanical term which refers to plants that lose their foliage for a very short period, when old leaves fall off and new foliage growth is starting. This phenomenon occurs in tropical and sub-tropical wood ...

rainforest with a definite dry season. It is found from

Nicaragua Nicaragua, officially the Republic of Nicaragua, is the geographically largest Sovereign state, country in Central America, comprising . With a population of 7,142,529 as of 2024, it is the third-most populous country in Central America aft ...

Brazil Brazil, officially the Federative Republic of Brazil, is the largest country in South America. It is the world's List of countries and dependencies by area, fifth-largest country by area and the List of countries and dependencies by population ...

. Its flowers are cream-colored and like those of Ceiba spp., in forming a roundish cluster of stamens on a stalk surrounding the pistel, in this instance up to one thousand stamens in number. The leaves generally have seven smooth-edged narrowly oblong leaflets. It was originally named ''Pachira barrigon'', and later ''Bombax barrigon''. It has the bright green lines running through the bark that is also seen in ''

Ceiba ''Ceiba'' is a genus of trees in the family Malvaceae, native to Tropics, tropical and Subtropics, subtropical areas of the Americas (from Mexico and the Caribbean to northern Argentina) and tropical West Africa. Some species can grow to tall ...

'' spp. It was first described in 1760 by the Dutch scientist

Nikolaus Joseph von Jacquin Nikolaus Joseph Freiherr von Jacquin (16 February 172726 October 1817) was a scientist who studied medicine, chemistry and botany. Biography Born in Leiden in the Netherlands, he studied medicine at Leiden University, then moved first to Par ...

as ''Bombax septenatum''. The current name is from

Armando Dugand Armando Dugand (July 23, 1906 – 1971) was a Colombian botany, botanist, geobotanist, and ornithologist. Dugand's father, François Victor (or Francisco Víctor) Dugand, was a successful French banker; his mother was Reyes Geneco (or Gnecco) Co ...

in 1943.

References

{{bombacoideae-stub Flora of Nicaragua Flora of Brazil septenatum Flora of Bolivia Flora of Colombia Flora of Costa Rica Flora of El Salvador Flora of Panama Flora of Peru Flora of Venezuela Plants described in 1943 Taxa named by Nikolaus Joseph von Jacquin