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Bixa urucurana

Interesting Facts

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Description

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Family Bixaceae

Shrubs or small trees . Young branches and leaves with peltate scales . Leaves alternate; stipules small, sheathing bud, fugacious ; petiole swollen at base and apex; leaf blade simple , palmately veined. Inflorescence a terminal panicle. Flowers bisexual , actinomorphic . Sepals 5, free , imbricate, with basal, abaxial glands , fugacious. Petals 5, imbricate, large and conspicuous . Stamens many, free or slightly united at base; anthers oblong , with 2 inverted , U-shaped thecae, dehiscing by short, apical slits on bend . Ovary superior, 1-loculed; ovules many on 2 parietal placentas; style slender; stigmas 2-lobed. Fruit a capsule, loculicidally 2-valved, usually spiny . Seeds many; testa red, slightly fleshy ; embryo large; cotyledons broad, incurved at apex; endosperm copious .

One genus and five species: native to tropical America; one species widely cultivated in tropical regions , including China.

Molecular data suggest that the genus Diegodendron Capuron, endemic to Madagascar, is related to Bixa and could be included within the Bixaceae.[1]

Genus Bixa

Morphological characters and geographic distribution are the same as those of the family .[2]

Taxonomy

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Synonyms

Orellana americana Kuntze var. urucurana Kuntze

Notes

Publishing author : Willd. Publication : Enum. Pl. [Willdenow] 1: 565 1809 [Apr 1809]

Similar Species

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Members of the genus Bixa

ZipcodeZoo has pages for 1 species, subspecies, varieties, forms, and cultivars in this genus:

B. orellana (Annato)

More Info

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Further Reading

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Notes

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Contributors

Data Sources

Accessed through GBIF Data Portal November 17, 2007:

Identifiers

Footnotes

  1. Qiner Yang & Michael G. Gilbert "Bixaceae". in Flora of China Vol. 13 Page 71. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
  2. "Bixa". in Flora of China Vol. 13 Page 71. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
Last Revised: 2012-07-19