Cucurbita maxima Duchesne
  • Ess. Hist. Nat. Courges
  • pumpkin


Cite taxon page as 'WFO (2021): Cucurbita maxima Duchesne. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000629095. Accessed on: 26 Oct 2021'

General Information

Plants climbing. Stem robust, white setose. Petiole 15-20 cm, densely setose; leaf blade reniform or orbicular-reniform, 15-25 cm, both surfaces setose, base cordate, margin almost entire or dentate, apex obtuse. Tendrils usually many fid, slightly setose. Male pedicel 10-20 cm, puberulent; calyx tube campanulate; segments linear-lanceolate, 18-20 mm, densely white setose; corolla tubular; segments reflexed, ovate-orbicular, 2-3 cm, margin rugose, apex obtuse; stamens 3; filaments connivent, 5-7 mm, almost glabrous or puberulent at base; anthers connivent. Ovary ovoid; style short; stigmas 2-lobed. Fruiting pedicel short, cylindric, not angular-sulcate, apex not enlarged; fruit variable in shape, size, and color. Seeds compressed, margin obtuse or marginate. Fl. and fr. Apr-Nov.

  • Provided by: [H].Flora Of CHina @ efloras.org
    • Source: [
    • 1
    • ]. 

    Peduncles in fruit , not prominently ribbed, expanded along whole length, not abruptly expanded at point of fruit attachment, relatively soft and corky-thickened. Flowers: hypanthium campanulate, 20–25 mm; sepals subulate to linear, 5–20 mm; corolla yellow to orange-yellow, campanulate, 5–7(–8) cm; anther filaments glabrous; ovary pubescent. Pepos green to gray-green with cream stripes or mottling, golden yellow to orange, dark purplish green or bluish, blackish purple, or white to grayish, globose to depressed-globose to ovoid or obovoid, oblong-cylindric, or flattened-cylindric, 10–40 cm, smooth, . Seeds whitish to gray or pale brown, suborbiculate to broadly elliptic or obovate, 12–22(–32) mm, margins raised-thickened or not, sometimes slightly darkened, surfaces smooth or slightly rough. 2n = 40.

  • Provided by: [E].Flora of North America @ efloras.org
    • Source: [
    • 2
    • ]. 

    Cucurbita maxima Duchesne, Essai Hist. Nat. Courges 7, 12. 1786.

    Plantas anuales, rastreras, robustas; tallos teretes, híspidos. Hojas subcirculares o reniformes, hasta 36 cm de largo y 40 cm de ancho, cordadas, sinuado-denticuladas, híspidas, sin manchas blancas, cortamente 5-palmatilobadas, lobos redondeados, frecuentemente inconspicuos; pecíolos largos, cortamente híspidos; zarcillos 4-ramificados. Flores estaminadas longipediceladas, hipanto cortamente obcónico, 8–12 mm de largo, sépalos subulados, 10–12 mm de largo, corola 4.5–7.5 cm de largo, amarilla, los lobos usualmente con márgenes crispados y más bien flácidamente recurvados; flores pistiladas en pedicelos más cortos y fuertes. Fruto muy variable en tamaño, forma y color, comúnmente oblato-esferoide y muy grande, 15–21 cm de largo y 25–33 cm de ancho, pedúnculo grueso, 4 cm de largo, hinchado, esponjoso, terete, no expandido en el ápice; semillas blancas, 13–22 mm de largo y 1.4 cm de ancho.

    No se han visto colecciones de Nicaragua, pero se espera encontrar como planta cultivada; de origen sudamericano, ampliamente cultivada en las regiones cálidas del mundo.

  • Provided by: [D].Flora de Nicaragua
    • Source: [
    • 3
    • ]. 

    Annual. Leaves shallowly 5-lobed or subentire, coarsely hairy on both surfaces with hispidulous soft hairs, margin densely and minutely dentate. Petiole hairy, not pungent. Flowers faintly scented. Calyx lobes linear. Fruiting peduncle circular, striated, corky or spongy, not expanded at the attachment. Fruit generally oval or rounded, bluntly ribbed, large, upto c. 2 m in diameter; flesh yellow or reddish when ripe. Seeds white, brown or bronze, strongly margi¬nate.

  • Provided by: [G].Flora of Pakistan
    • Source: [
    • 4
    • ]. 

    Morphology

    Ähnlich wie C. pepo, aber Blätter nicht oder nur wenig geteilt, mit stumpfen Zipfeln und Buchten, Blütenstiele rund, Früchte stets kugelig bis turbanförmig, Durchmesser 10–80 cm, meist gelb bis orange.

  • Provided by: [B].Flora Helvetica – Illustrierte Flora der Schweiz
    • Source: [
    • 6
    • ]. 

    Plante herbacée, annuelle; tiges rampantes, à pubescence souple.' Feuilles' à pétiole de 10-20 cm de long, à pubescence souple; limbe ± réniforme, de 6-20 cm de long et 6-30 cm de large, 5-lobé, à lobes arrondis, à bord finement denté, à pubescence souple sur les 2 faces; vrilles 2-3-4-fides.' Fleurs' ♂ un peu odorantes, solitaires; pédicelle de 10-17 cm de long, hirsute; réceptacle cupuliforme, de 5-10 mm de long, finement pubescent; corolle jaune, campanulée, de 8-10 cm de long, à lobes réfléchis; étamines à filet renflé à la base.' Fleurs' ♀ à pédicelle s'allongeant beaucoup au moment de l'anthèse; périanthe semblable à celui des fleurs ♂ Fruits de taille variable, à pulpe ± spongieuse; pédicelle subcylindrique, mou et spongieux, non élargi au niveau de l'insertion du fruit.'Graines ovales, légèrement marginées, blanches ou jaunâtres, de 20-24 mm de long et 12-14 mm de large.

  • Provided by: [C].Flore d'Afrique Centrale
    • Source: [
    • 7
    • ]. 

    Ecology

    6–9. Kultiviert, kollin.

  • Provided by: [B].Flora Helvetica – Illustrierte Flora der Schweiz
    • Source: [
    • 6
    • ]. 

    Distribution

    Espèce cultivée un peu partout dans les zones tempérées chaudes du monde entier.

  • Provided by: [C].Flore d'Afrique Centrale
    • Source: [
    • 7
    • ]. 

    Uses

    Feuilles, fruits et graines comestibles.

  • Provided by: [C].Flore d'Afrique Centrale
    • Source: [
    • 7
    • ]. 

    Distribution Map

     
    • Introduced distribution
    Introduced into
    • Southern America Brazil Amazonas
    • Parí
    • Rondônia
    • Brazilia Distrito Federal

    Other Local Names

    NameLanguageCountry
    pumpkin
    Courge, PotironFrenchCH
    autumn squash winter squash
    Winter or Hubbard or blue Hubbard or golden Hubbard or turk’s turban or banana or Queensland blue or buttercup or Hokkaido squash, winter marrow, Queensland blue or Atlantic giant or mammoth pumpkin
    ZitgaRaeto-RomanceCH
    Zucca, CocozzaItalianCH
    Riesen-KürbisGermanCH

     Information From

    Cucurbitaceae
    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    Flora Helvetica – Illustrierte Flora der Schweiz
    http://www.flora-helvetica.ch
    Flora Helvetica – Illustrierte Flora der Schweiz, Konrad Lauber, Gerhart Wagner, Andreas Gygax. Haupt Verlag 2018.
    • B All Rights Reserved
    Flore d'Afrique Centrale
    https://www.floredafriquecentrale.be
    • C http://creativecommons.org/licenses/by/4.0/ Attribution 4.0 International (CC BY 4.0)
    Flora de Nicaragua
    http://www.tropicos.org/projectwebportal.aspx?projectid=7&pagename=Home&langid=66
    WD Stevens, CU Ulloa, A Pool and OM Montiel. Missouri Botanical Garden Press, 2001
    • 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
    Brazilian Flora 2020 project - Projeto Flora do Brasil 2020
    http://floradobrasil.jbrj.gov.br
    Brazil Flora G (2014): Brazilian Flora 2020 project - Projeto Flora do Brasil 2020. v393.147. Instituto de Pesquisas Jardim Botanico do Rio de Janeiro. Dataset/Checklist. doi:10.15468/1mtkaw
    • F Group Brazil Flora, REFLORA Program
    Flora of Pakistan
    http://www.tropicos.org/Project/Pakistan
    Flora of Pakistan. Missouri Botanical Garden. Accessed on Jun. 2020.
    • G Missouri Botanical Garden
    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.
    • H 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
    • I Missouri Botanical Garden
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • J CC0 1.0 Universal (CC0 1.0).