Bixa orellana L.

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Bixa orellana

Photo: Bart Wursten
Umunthu Camp, Mzuzu

Bixa orellana

Photo: Bart Wursten
Umunthu Camp, Mzuzu

Bixa orellana

Photo: Bart Wursten
Umunthu Camp, Mzuzu

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Common names: Annatto (English) Arnotto (English)
Description: Small tree, to 5 m. Leaves alternate, ovate; base cordate; apex acuminate. Inflorescence a terminal panicle. Sepals 5. Petals 5, pink. Fruit a spiny ovoid capsule.
Derivation of specific name: orellana: pre-Linnaean name
Flowering time:
Worldwide distribution: Native to tropical America. Elsewhere mostly as an ornamental tree and rarely naturalised.
Growth form(s): Tree, shrub over 2 m.
Insects associated with this species:
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Content last updated: Monday 24 June 2019

Biegel, H.M. (1977). Check-list of ornamental plants used in Rhodesian parks and gardens. Rhodesia Agricultural Journal. Research Report No. 3. Page 29.

Wild, H. (1960). Bixaceae Flora Zambesiaca 1(1) Page 261.

Other sources of information about Bixa orellana:

Our websites:

Flora of Caprivi: cultivated Bixa orellana
Flora of Mozambique: Bixa orellana
Flora of Mozambique: cultivated Bixa orellana
Flora of Zimbabwe: cultivated Bixa orellana

External websites:

African Plants: A Photo Guide (Senckenberg): Bixa orellana
African Plant Database: Bixa orellana
BHL (Biodiversity Heritage Library): Bixa orellana
EOL (Encyclopedia of Life): Bixa orellana
GBIF (Global Biodiversity Information Facility): Bixa orellana
Google: Web - Images - Scholar
iNaturalist: Bixa orellana
IPNI (International Plant Names Index): Bixa orellana
JSTOR Plant Science: Bixa orellana
Mansfeld World Database of Agricultural and Horticultural Crops: Bixa orellana
Plants of the World Online: Bixa orellana
Tropicos: Bixa orellana
Wikipedia: Bixa orellana

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-23

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2023). Flora of Malawi: Cultivated Plants: Species information: Bixa orellana., retrieved 11 December 2023

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