Colocasia esculenta (L.) Schott
  • Melet. Bot.
  • Gölevez


Cite taxon page as 'WFO (2020): Colocasia esculenta (L.) Schott. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000917419. Accessed on: 21 Oct 2020'

General Information

Rhizome vertical to horizontal, tuberous, 3-5 cm or more (up to 15 cm) in diam. Stolons long or absent. Leaves 2 or 3 or more; petiole green, 25-80 cm, sheathing for 1/3-2/3 length; leaf blade adaxially matte waxy-glaucous and water-shedding (water sometimes forming "mercury droplets"), oblong-ovate to suborbicular, 13-45 × 10-35 cm, base shallowly cordate (sinus 1-4 cm), apex broadly and shortly cuspidate. Peduncle usually solitary, 16-26 cm. Spathe tube green, 3.5-5 × 1.2-1.5 cm; limb open proximally, cream-colored to golden yellow, lanceolate or elliptic, 10-19 × 2-5 cm, apex acuminate. Spadix: female zone conic, 3-3.5 × ca. 1.2 cm; ovary 1-3 mm in diam.; stigma subsessile, narrower than apex of ovary; sterile zone narrowly cylindric, 3-3.3 cm; sterile flowers (pistils) seen from above elongate, ca. 0.5 mm in diam.; male zone cylindric, 4-6.5 cm × ca. 7 mm; appendix narrowly conic, 15-45 × ca. 2 mm. Berry green, ca. 4 mm. Seeds few; synandria ca. 1 mm high, ca. 0.8 mm in diam. Fl. Feb-Apr (Yunnan), or Aug-Sep (Qin Ling area). 2n = 26, 28, 30, 36, 38, 42, 44, 46, 48, 52, 58, 84, 116.

  • Provided by: [E].Flora Of CHina @ efloras.org
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    Corms underground, starchy; stolons elongate, with nodes produced at or near surface, spreading horizontally. Leaves: petiole green, often purple apically, 30--80(--180) cm, spongy and filled with air spaces; blade green to dark green or glaucous blue-green on adaxial surface, usually with red or purple spot at point of petiole attachment, peltate for 2.5--7 cm, 17--70 ´ 10--40 cm; primary lateral veins parallel, secondary lateral veins netted, forming collective vein between primary lateral veins; apex mucronate. Inflorescences: spathe 20--35 cm; tube green; blade orange outside and in, opening basally and reflexing apically at anthesis to expose spadix, more than 3 times longer than tube; spadix 9--15 cm. Flowers: pistillate flowers pea green, interspersed with white pistillodes; ovaries 1-locular; ovules 36--67; sterile flowers white to pale yellow; staminate flowers and sterile tip pale orange, stamens 3--6, connate. Fruits orange. Seeds 1--1.5 mm, not observed in flora area. 2n = 28, 42 (Old World).

  • Provided by: [J].Flora of North America @ efloras.org
    • Source: [
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    Colocasia esculenta (L.) Schott in Schott & Endl., Melet. Bot. 1: 18. 1832; Arum esculentum L.

    Hierbas perennes, tuberosas, tubérculo subgloboso, estolonífero, subterráneo, hasta ca 6 cm de diámetro o más, frecuentemente con brotes pequeños a lo largo de un costado; catafilos hasta 50 cm de largo; plantas monoicas. Hojas 0.5–2.5 m de alto, peltadas, la lámina (18) 32–36 cm de largo y (11) 22–70 cm de ancho, 1.2–1.5 veces más larga que ancha, delgadamente coriácea, la porción peltada (2.5) 3.6–18 cm de ancho, glaucescente en el envés, centro morado en la haz, nervios laterales primarios 2–7 por lado, nervios primarios generalmente mucho más pálidos que la superficie, nervios basales 5–6, el primero libre hasta la base, los restantes coalescentes y formando una costilla posterior que se extiende en forma recta hasta el ápice del lobo posterior, lobos posteriores ancha a angostamente redondeados, (6) 12–31 cm de largo; pecíolos subteretes, (30) 50–100 (175) cm de largo, comúnmente ca 1.5 veces más largos que la lámina, envainados hasta 1/3 de su longitud. Inflorescencias 1–3 por axila, fragantes con aroma a frutas, rara vez producidas, pedúnculo 9–80 cm de largo; espata hasta (15) 22–43 cm de largo, 1.8–3.3 veces más larga que el pedúnculo, 2.4–3 veces más larga que el espádice, tubo 3–8 cm de largo y 1.5–2 cm de diámetro, verdoso, a veces de color crema con rayas negras, lámina 19–36 cm de largo, débilmente arqueada hacia atrás o deflexa, torcida, amarillo cremosa, amarillo-azufre a anaranjado pálida; espádice mucho más corto que la espata, 7–18 cm de largo, gradualmente ahusado hasta el ápice; porción pistilada 2.8–7.5 cm de largo, prominentemente angosta en el ápice, verde, ovario ovoide-oblongo, 1.5 mm de largo y 1 mm de diámetro, lóculos 3–4, óvulos numerosos, hemítropos, estigma subsésil, 0.8 mm de diámetro; porción estaminada ahusada hasta el ápice, ca 19 cm de largo, los 2–6.5 cm distales un apéndice estéril, sólo apenas diferenciado del espádice masculino y comúnmente más corto, porciones estaminada y estéril amarillo cremas a anaranjado pálidas. Bayas subglobosas a oblongas, 3.5–5 mm de largo y 2.5–3.9 mm de diámetro; semillas elipsoides, 1 mm de largo y 0.5 mm de diámetro, café claras.

    Cultivada en áreas muy húmedas, en la zona atlántica; De Angelis 368; nativa de los trópicos del Viejo Mundo pero en la actualidad está cultivada en todos los trópicos y a menudo escapa o persiste en áreas abandonadas. Un género con 8 especies endémicas de los paleotrópicos, sólo esta especie cultivada en todos los trópicos. "Malanga", "Ñame".

  • Provided by: [F].Flora de Nicaragua
    • Source: [
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    Planta terrestre, con savia rojiza; tallo cormoso, hastaca. 6 cm de ancho, que a veces produce tubérculos late-rales. Hojas espiraladas. Pecíolos ca. 30–100 cm, pelta-damente adjuntos, sin genículo. Láminas foliares simples,19–85 12–70 cm, ovado-cordadas a sagitadas, usual-mente con una mancha purpúrea adaxialmente sobre elpunto de inserción del pecíolo, glaucas en el envés.Infls. 1 ó 2 por axila; pedúnculos ca. 10–50 cm; espatacon el tubo verdoso internamente, verdoso a veces teñidode purpúreo externamente, la lámina amarillento pálido,caediza después de la floración; espádice ca. 10–30 cm;región femenina verdosa; regiones masculinas fértiles y estériles crema-amarillentas; apéndice apical estéril pre-sente, ca. 4.5–6.5 cm. Fls. unisexuales, sin perianto; fls. estaminadas con 3–6 estambres connatos en sinandrias;fls. estaminadas estériles con sinandrodios alargados; fls. pistiladas con el ovario unilocular; óvulos pocos a nu-merosos, sobre placentas parietales; estilo obsoleto o corto; estigma depreso-capitado, brevemente 3–5-sulcado.Frs. verdosos, con numerosas semillas.

  • Provided by: [I].Manual de Plantas de Costa Rica
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    Morphology

    Cultivated extensively in our area for the tuber (coco-yam) and frequently naturalized

  • Provided by: [D].Plants Of the World Online Portal - FWTA
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    The large leaves are seldom accompanied by flowers.

  • Provided by: [D].Plants Of the World Online Portal - FWTA
    • Source: [
    • 3
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    Leaf broadly ovate in outline, peltate, cordate-sagittate, held pendent from ± erect petiole, apex obtuse, basal lobes ± rounded, primary lateral veins 6–10, prominent on lower surface, distal side veinlets of primary lateral veins arching towards margin and forming regular, parallel series.

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 7
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    Robust, acaulescent herb to 2 m. high or more; stem a swollen starchy tuber.

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 7
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    Flowering is very rare in some cultivars.

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
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    Spathe 20–30 cm. long, basal tube green, short, apical blade yellow to orange, much longer.

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
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    Spadix shorter than spathe with conic, sterile appendix up to 4 cm. long (occasionally reduced or absent).

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 7
    • ]. 

    Tüysüz, gövdesiz, yumrulu bitkiler. Yumrular 3-6 cm boyunda. Yapraklar 2 veya 3 adet; yaprak sapı 20-48 cm boyunda; yaprak kını gövdeyi sarar, yaprak sapının 1/3-2/3’ü boyunda; aya 17-41 × 12-33 cm, yüreksi veya geniş mızraksı-yüreksi, derimsi; üst yüzü yeşil; alt yüzü mumlu; ucu küt, sivri veya kısa sipsivri; tabanda yüreksi. Sıpata 35-37 cm boyunda; tüp 4-7 × 1,5-2,5 cm, yeşilimsi; genellikle uçta daralmış; sıpata ayası 18-30 × 2-4 cm, fildişi ilâ altın sarısı, mızraksı ilâ dar eliptik; ucu sipsivri. Koçan 13-21 cm boyunda; apendiks 7-9,5 × 0,3-0,5 mm, dar koniksi-silindrik, fildişi ilâ kirli beyaz; dişi çiçekler bölgesi 3,5-4,5 cm boyunda, açık ilâ koyu yeşil; verimsiz erkek çiçekler bölgesi 2-3 cm boyunda, fildişi ilâ açık sarı; erkek çiçekler bölgesi 5,5-7 cm boyunda, fildişi ilâ açık sarı. Meyve ve tohum görülmedi.

  • Provided by: [G].Resimli Türkiye Florası (the Illustrated Flora of Turkey)
    • Flowers unisexual, lacking tepals.

    • Provided by: [C].Plants Of the World Online Portal - FTEA
      • Source: [
      • 7
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      Uses

      Probably originated in tropical Asia, but has been cultivated by man since ancient times (‘Taro’, ‘Eddoa’, ‘Chinese Eddoe’, ‘Mayugwa’, ‘Kalo’ or ‘Timba’).

    • Provided by: [C].Plants Of the World Online Portal - FTEA
      • Source: [
      • 7
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      Synonyms

      Nationally Preferred Names

      NameLanguageCountry
      GölevezTurkishTR

      Other Local Names

      NameLanguageCountry
      MALANGA, ÑAMPÍ, COCOYAM, DACHÍN, MACAL
      Elephant's-ear, wild taro

       Information From

      Araceae
      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
      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
      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
      • D The Trustees of the Royal Botanic Gardens, Kew
      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.
      • E Missouri Botanical Garden
      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
      • F Missouri Botanical Garden
      Resimli Türkiye Florası (the Illustrated Flora of Turkey)
      http://www.turkiyeflorasi.org.tr
      Güner, A., Kandemir, A., Menemen, Y., Yıldırım, H., Aslan, S., Ekşi, G., Güner, I. ve Çimen, A.Ö. (edlr.) (2018). Resimli Türkiye Florası, Cilt 2. ANG Vakfı Nezahat Gökyiğit Botanik Bahçesi Yayınları. İstanbul.
      • G All Rights Reserved
      • H Resimli Türkiye Florası (the Illustrated Flora of Turkey).
      Manual de Plantas de Costa Rica
      http://www.tropicos.org/Project/Costa%20Rica
      Hammel, B. E.; Grayum, M. H.; Herrera, C.; Zamora, N. Manual de Plantas de Costa Rica. Missouri Botanical Garden Press, 2003-2014
      • I 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.
      • J Flora of North America Association
      World Flora Online consortium
      http://www.worldfloraonline.org/organisation/WFO
      World Flora Online Data. 2018.
      • K CC0 1.0 Universal (CC0 1.0).
      International Union for Conservation of Nature v.3
      https://www.iucnredlist.org/
      IUCN 2019. The IUCN Red List of Threatened Species. Version 2019-1.
      • L See IUCN Terms and conditions of use http://www.iucnredlist.org/info/terms-of-use
      International Union for Conservation of Nature
      https://www.iucn.org/
      IUCN 2016. IUCN Red List of Threatened Species. Version 2016-2
      • M All Rights Reserved