Boswellia Roxb. ex Colebr.
  • Asiat. Res. 9: 379. 1807.


Cite taxon page as 'WFO (2020): Boswellia Roxb. ex Colebr. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-4000005070. Accessed on: 08 Jul 2020'

Morphology

Unarmed large bushes or small to medium-sized trees; outer bark often peeling in papery flakes, under-bark greenish with a watery aromatic exudate hardening to a resin; wood soft, often with a milky latex

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    Fig. 3/1,2, p. 10.

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    Leaves usually clustered at the ends of branches, usually imparipinnate but 1-foliolate or hetero–3-foliolate in 2 Socotran species; stipules sometimes present, caducous; leaflets often subalternate, variously crenate or serrate, or entire

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    Inflorescence a panicle or raceme

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    Flowers bisexual or (in B. madagascariensis) dioecious

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    Calyx 5-lobed, persistent

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    Petals 5, free

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    Fruit an obovoid pseudocapsule with (2–)3(–4–5) angles, the outer walls breaking away to disclose a (2–)3(–4–5)-winged axis with a 1-seeded nutlet in each compartment between the wings; nutlets at first surrounded by a fragile outer layer which may form a temporary wing

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    Cotyledons 3- or 5-lobed or 3-lobed with both lateral lobes bifid

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    Stamens inserted outside a conspicuous annular disc, 10 in 2 whorls of 5, the outer usually having broader filaments than the inner

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    Ovary (2–)3(–4–5)-locular or, in B. frereana Birdwood from N. Somalia, (5–)6(–8)-locular; style simple; stigma capitate

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      Bibliography

     Information From

    Burseraceae
    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    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
    • B
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • C CC0 1.0 Universal (CC0 1.0).
    International Union for Conservation of Nature
    https://www.iucn.org/
    IUCN 2016. IUCN Red List of Threatened Species. Version 2016-2
    • D All Rights Reserved
    International Union for Conservation of Nature v.3
    https://www.iucnredlist.org/
    IUCN 2019. The IUCN Red List of Threatened Species. Version 2019-1.
    • E See IUCN Terms and conditions of use http://www.iucnredlist.org/info/terms-of-use