Roystonea regia (Kunth) O.F.Cook
  • Science
  • Cuban royal palm, Florida royal palm, royal palm, palmier royal


Cite taxon page as 'WFO (2021): Roystonea regia (Kunth) O.F.Cook. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000298342. Accessed on: 25 Jun 2021'

General Information

Stems gray-white, 30 m, diam. 35--41 cm, smooth. Leaves: segments inserted on rachis in several ranks at divergent angles, giving leaf anappearing almost plumose appearance. Inflorescences to 1 m; rachillae 11--31 cm, stiff. Flowers white; anthers pinkish. Fruits ripening from green through red to purplish black at maturity, dorsiventrally compressed obovoid, 9.5--10.5 mm, diam. 7.4--7.8 mm. 2n = 36.

  • Provided by: [E].Flora of North America @ efloras.org
    • Source: [
    • 1
    • ]. 

    Variable tree, usually not exceeding 25 m. in height, trunk not uniformly columnar but swollen at or near the middle and commonly at the base: leaves shorter and pinnae fewer in each line or row, with a brush-like look, pinnae 3-4 cm. broad: spadix branches not undulate: fruit long-globose to nearly globular, somewhat narrowed to base, 8-13 mm. long and approximately 10 mm. thick, red-brown or purplish at maturity.

  • Provided by: [C].Flora de Panama
    • Source: [
    • 2
    • ]. 

    Stem up to 40 m tall, usually displaying a distinct thickening towards the middle, greyish white, smooth. Crown roundish, leaves up to 4 m long, drooping, divided into numerous leaflets, pinnae in two rows on either side of rachis, lower pinnae 60-71 x 2-2.5 cm, middle pinnae 70-90 x 3.5-5.0 cm, reduplicate from the base, rachis tapering towards the apex; petiole glabrous, unarmed, smooth, elongated into a leaf sheath forming a shining greenish elongated crown shaft, crown shaft reaching up to 120 cm. Inflorescence profusely branched. Male flower much larger than the female, calyx and corolla 3-lobed, corolla thin, larger than the calyx, petals 0.5 x c. 0.2 mm, valvate, joined at the base; stamens 9, exserted, filaments subulate, 0.5 mm long, joined at the base beneath the pistillode; pistillode smaller, anthers dorsifixed, large. Female flowers 3-4 mm long, white; stigma triangular and surrounded by 6 scale-like staminodes. Fruit globose, fleshy 1-1.2 cm long, scar near the base of the fruit.

  • Provided by: [D].Flora of Pakistan
    • Source: [
    • 3
    • ]. 

    Habit

    tree

  • Provided by: [C].Flora de Panama
    • Source: [
    • 2
    • ]. 

    Distribution

    Cuba;

  • Provided by: [C].Flora de Panama
    • Source: [
    • 2
    • ]. 

    now most widely distributed of the species as a planted and spontaneous tree.

  • Provided by: [C].Flora de Panama
    • Source: [
    • 2
    • ]. 

    Other Local Names

    NameLanguageCountry
    Cuban royal palm, Florida royal palm, royal palm, palmier royal
    Cuba Royd Palm

     Information From

    Arecaceae
    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    MBG Floras Images
    http://www.tropicos.org/ImageSearch.aspx
    Flora images. Missouri Botanical Garden. Accessed on Jun. 2018.
    • B Missouri Botanical Garden
    Flora de Panama
    http://www.tropicos.org/Project/PAC
    Robert E. Woodson, Jr. and Robert W. Schery Annals of the Missouri Botanical Garden Vol. 67, No. 4 (1980), pp. ii-xxxiii
    • C Missouri Botanical Garden
    Flora of Pakistan
    http://www.tropicos.org/Project/Pakistan
    Flora of Pakistan. Missouri Botanical Garden. Accessed on Jun. 2020.
    • D Missouri Botanical Garden
    Flora of North America @ efloras.org
    http://www.efloras.org/flora_page.aspx?flora_id=1
    'Flora of North America @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=1 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • E Flora of North America Association
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • F CC0 1.0 Universal (CC0 1.0).
    Global Tree Search
    https://tools.bgci.org/global_tree_search.php
    BGCI. 2018. GlobalTreeSearch online database. Botanic Gardens Conservation International. Richmond, U.K. Available at www.bgci.org. Accessed on 30/11/2018.
    • G Botanic Gardens Conservation International