Bixaceae Kunth
  • Malvac., Buttner., Tiliac. 17. 1822. (20 Apr 1822)


Cite taxon page as 'WFO (2019): Bixaceae Kunth. Published on the Internet; http://www.worldfloraonline.org/taxon/wfo-7000000074. Accessed on: 19 Oct 2019'

General Information

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.

  • Provided by: [D].Flora Of CHina @ efloras.org
    • Source: [
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    Morphology

    Shrubs or small trees with coloured juice

  • Provided by: [B].Plants Of the World Online Portal - FWTA
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    • 1
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    Ovary superior, 1-celled, with 2 parietal placentas; ovules numerous; style slender, recurved in bud; stigma 2-lobed

  • Provided by: [B].Plants Of the World Online Portal - FWTA
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    • 1
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    Stamens numerous, hypogynous; filaments free; anthers horse-shoe-shaped, opening by short slits at the top

  • Provided by: [B].Plants Of the World Online Portal - FWTA
    • Source: [
    • 1
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    Seeds obovoid; testa rather fleshy, red; endosperm copious; embryo large; cotyledons broad, incurved at the apex

  • Provided by: [B].Plants Of the World Online Portal - FWTA
    • Source: [
    • 1
    • ]. 

    Fruit a densely echinate-setose or smooth capsule, 2-valved; valves thick, with the placentas in the middle

  • Provided by: [B].Plants Of the World Online Portal - FWTA
    • Source: [
    • 1
    • ]. 

    Sepals 5, imbricate, deciduous, with a large fleshy gland at the base outside

  • Provided by: [B].Plants Of the World Online Portal - FWTA
    • Source: [
    • 1
    • ]. 

    Flowers hermaphrodite, medium-sized, showy, paniculate

  • Provided by: [B].Plants Of the World Online Portal - FWTA
    • Source: [
    • 1
    • ]. 

    Disk none

  • Provided by: [B].Plants Of the World Online Portal - FWTA
    • Source: [
    • 1
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    Petals 5, large, imbricate, without a scale at the base

  • Provided by: [B].Plants Of the World Online Portal - FWTA
    • Source: [
    • 1
    • ]. 

    Leaves alternate, simple, palminerved, stipulate

  • Provided by: [B].Plants Of the World Online Portal - FWTA
    • Source: [
    • 1
    • ]. 

    Trees or shrubs

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 2
    • ]. 

    Flowers hermaphrodite, regular, in terminal corymbs or panicles

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 2
    • ]. 

    Leaves spiral; blades simple, entire, pendulous to perpendicularly hinged from the long erect petioles; petioles with a swelling (pulvinus) at the apex and base; stipules paired, very quickly caducous, leaving a horseshoe-shaped, scale-like scar with a sessile gland on either side of the petiole-base

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 2
    • ]. 

    Sepals (4–)5, free, imbricate in bud, caducous on expansion of the flower

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 2
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    Receptacle with sessile glands around the rim

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 2
    • ]. 

    Petals (4–)5(–7), free, imbricate in bud

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 2
    • ]. 

    Seeds numerous; testa fleshy; endosperm copious; embryo large

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 2
    • ]. 

    Fruit an echinate, setose or smooth capsule, loculicidally bivalved (rarely 3-valved)

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 2
    • ]. 

    Ovary superior, 1-locular; ovules numerous on 2(–3) parietal placentas; style simple, elongated; stigma shortly 2-lobed

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 2
    • ]. 

    Stamens numerous, inserted on the annular disc; filaments free; anthers with 2 horseshoe-shaped thecae, dehiscing by short slits on the apical bend

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 2
    • ]. 

    Sepals 4–5, free, imbricate in bud, falling off when the flower expands

  • Provided by: [A].Plants Of the World Online Portal - FZ
    • Source: [
    • 3
    • ]. 

    Petals 4–7, free, imbricate in bud

  • Provided by: [A].Plants Of the World Online Portal - FZ
    • Source: [
    • 3
    • ]. 

    Stamens ?, inserted on an annular disk; anthers opening by pore-like slits

  • Provided by: [A].Plants Of the World Online Portal - FZ
    • Source: [
    • 3
    • ]. 

    Ovary superior, usually bristly, 1-locular, multiovulate with 2 parietal placentas; style 1, stigma 2-lobed

  • Provided by: [A].Plants Of the World Online Portal - FZ
    • Source: [
    • 3
    • ]. 

    Leaves alternate, petiolate, simple, palmatinerved, stipulate

  • Provided by: [A].Plants Of the World Online Portal - FZ
    • Source: [
    • 3
    • ]. 

    Flowers in terminal corymbs or panicles, bisexual, actinomorphic; pedicels with 5–6 apical glands

  • Provided by: [A].Plants Of the World Online Portal - FZ
    • Source: [
    • 3
    • ]. 

    Seeds numerous; testa fleshy, densely studded with red glands; endosperm copious; embryo large

  • Provided by: [A].Plants Of the World Online Portal - FZ
    • Source: [
    • 3
    • ]. 

    Fruit a densely echinate-setose or smooth capsule, 2-valved; valves thick with the placentas in the middle

  • Provided by: [A].Plants Of the World Online Portal - FZ
    • Source: [
    • 3
    • ]. 

    Shrubs or small trees with coloured juice

  • Provided by: [A].Plants Of the World Online Portal - FZ
    • Source: [
    • 3
    • ]. 

     Information From

    Plants Of the World Online Portal - FZ
    https://www.kew.org/science/who-we-are-and-what-we-do/strategic-outputs-2020/plants-of-the-world-online
    http://www.plantsoftheworldonline.org/terms-and-conditions
    • A
    Plants Of the World Online Portal - FWTA
    https://www.kew.org/science/who-we-are-and-what-we-do/strategic-outputs-2020/plants-of-the-world-online
    http://www.plantsoftheworldonline.org/terms-and-conditions
    • B The Trustees of the Royal Botanic Gardens, Kew
    Plants Of the World Online Portal - FTEA
    https://www.kew.org/science/who-we-are-and-what-we-do/strategic-outputs-2020/plants-of-the-world-online
    http://www.plantsoftheworldonline.org/terms-and-conditions
    • C
    Flora Of CHina @ efloras.org
    http://www.efloras.org/flora_page.aspx?flora_id=2
    'Flora of China @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=2 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • D Missouri Botanical Garden
    Bixaceae
    World Flora Online Data. 2017.
    • E CC0 1.0 Universal (CC0 1.0).
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • F CC0 1.0 Universal (CC0 1.0).