Entandrophragma C. DC.
  • Bull. Herb. Boissier 2(9): 582. 1894.


Cite taxon page as 'WFO (2021): Entandrophragma C. DC. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-4000013490. Accessed on: 16 Oct 2021'

Morphology

Ovary 5-locular, each loculus with 4–12 pendulous anatropous ovules in 2 rows; style short; style-head discoid with 5 radiating (?) stigmatic grooves on the upper surface, not completely blocking the entrance to the Staminal tube.

  • Provided by: [C].Plants Of the World Online Portal - FZ
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    Fruit a pendulous elongate woody septifragal capsule, cigar-shaped, fusiform, cylindric or claviform, opening by 5 valves from the apex or base or from the apex and base simultaneously; columella extending to the apex of the capsule, 5-angled or 5-ridged, softly woody, deeply indented with the imprints of seeds; seed-scars conspicuous or inconspicuous; seeds 3–8 per loculus, attached by the seed-end to the distal part of the columella, and winged towards the base of the capsule.

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    Leaves paripinnate, leaflets entire.

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    Disk (in our area) cushion-shaped, enveloping the base of the ovary and connected to the Staminal tube by 10 short ridges.

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    Trees, usually of large size.

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    Calyx lobed in upper half or almost to base, lobes 5, aestivation open.

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    Flowers (? always) monoecious, borne in panicles.

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    Staminal tube cup-shaped (in our area), margin entire with 10 anthers borne on very short filaments.

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    Petals 5, free, much longer than the calyx in bud, contorted.

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    Staminal tube urceolate or cup-shaped, the margin entire or shallowly or deeply lobed, with 10 shortly stalked anthers or antherodes on the margin of the tube or its lobes; appendages absent

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    Fruit a pendulous, elongate, woody, cigar-shaped, cylindrical or club-shaped, septifragal capsule, opening by 5 valves from the apex or base or from both simultaneously; columella softly woody, extending to the apex of the capsule, 5-angled or 5-ridged, deeply indented with the imprints of the seeds; seed-scars conspicuous or inconspicuous

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    Large trees

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    Seeds with a terminal wing, 3–9 per locule, attached by the seed-end to the distal part of the columella and winged towards the base of the capsule.

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    Leaves basically paripinnate, but leaflets sometimes alternate and leaves appearing imparipinnate

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    Flowers 5-merous, unisexual (plants dioecious) in large panicles

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    Calyx ± entire and cupuliform or with 5 acute lobes, aestivation open

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    Petals 5, free, contorted

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    Disk cushion-shaped, fused to the base of the ovary or pistillode, but free from the staminal tube and connected to it by 10 or 20 short ridges or partitions

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    Ovary 5-locular, each locule with 4–12 ovules; style-head discoid, with 5 radiating stigmatic lobes

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    Arbres'ordinairement de grande taille, avec ou sans empattement à la base; écorce à tranche rougeâtre ± odorante, exceptionnellement avec latex; extrémités des rameaux souvent garnies de larges cicatrices foliaires.'Feuilles'rassemblées généralement à l'extrémité des ramilles, alternes, pari- ou imparipennées; folioles opposées ou subopposées à alternes, à nombreux petits points irréguliers ± translucides; pétiole plan-convexe, à bords ± tranchants ou ± ailés.'Inflorescences'en panicules à l'aisselle des feuilles supérieures, multiflores, à rachis et ramuscules aplatis et angulaires.'Fleurs'☿, jaune verdâtre ou blanchâtres, parfois parfumées, courtement pédicellées; calice cupuliforme, à 5 dents courtes, obtuses ou aiguës; pétales 5, libres, contortés, obovales, larges ou rétrécis à la base, obtus au sommet; tube staminal cylindrique, infundibuliforme ou urcéolé, à bord entier ou largement denté et lobé, glabre ou pubescent, libre ou concrescent avec la base du disque au moyen d'épaississements ou de membranes; anthères 10-12, fixées au sommet du tube ou des lobes, parfois légèrement en contre-bas, au moyen de minuscules filets; disque-gynophore court; ovaire conique à globuleux, 5-loculaire; ovules 4-12 par loge, juxtaposés sur 2 rangs; style variable; stigmate discoïde ou pelté.'Capsules'pendantes, fusoïdes, claviformes, parfois ± cylindriques, ligneuses, à déhiscence septifrage basale ou apicale en 5 valves ± ligneuses; columelle centrale subéreuse, à arêtes ± vives, délimitant 5 loges à 3-8 graines, ± fortement imprimées dans la columelle.'Graines attachées directement à la columelle, ± aplaties, à aile membraneuse dirigée vers la base de la capsule, oblongue-lancéolée, allongée; bile linéaire; cotylédons épais.\n\t\t\t\t\n\t\t\t\t\t Plantule à cotylédons épigés, de la grandeur de la graine, oblongs, ± épais; 2 premières feuilles opposées, simples, à pétiole court; feuilles suivantes alternes, d'abord simples, ensuite composées.\n\t\t\t\tGenre africain comptant 10 espèces; au Congo belge, 7 espèces. Les'Entandrophragma fournissent un des acajous d'Afrique.

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      Bibliography

     Information From

    Flore d'Afrique Centrale
    https://www.floredafriquecentrale.be
    • A http://creativecommons.org/licenses/by/4.0/ Attribution 4.0 International (CC BY 4.0)
    Meliaceae
    World Flora Online Data. 2017.
    • B CC0 1.0 Universal (CC0 1.0).
    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
    • C
    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
    • D
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • E CC0 1.0 Universal (CC0 1.0).