Citrullus colocynthis (L.) Schrad.
  • Linnaea
  • Colocynth, bitter apple, bitter cucumber, vine of Sodom


Cite taxon page as 'WFO (2021): Citrullus colocynthis (L.) Schrad. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000607845. Accessed on: 18 Jun 2021'

General Information

Perennial trailing herbs with somewhat woody tuberous root. Stems shortly hairy when young becoming scabrid. Tendrils simple, rarely bifid, slender, glabrous. Leaf blade ± elongate-ovate in outline, 10-60 (-110) mm long, 8-55 (-66) mm broad, distinctly scabrid-hairy beneath, smooth except on the nerves above, palmately deeply 3-5-lobed, ultimate lobes pinnately lobulate with central lobe longest, long-ovate in outline; petiolate, petiole rather densely rough-hairy; probracts lanceolate-elliptic, 4-5 mm long and c. l. 5 mm broad, caducous. Male flowers on long pedicels; calyx campanulate, c. 9 (4-8) mm long, lobes c. 5 mm broad; corolla pale yellow, ovate-acute, c. 8 mm long and c. 5 mm broad; female flowers on longer pedicels than male, receptacle-tube short, lobes lanceolate, c. 5 mm long. Ovary hairy, subglobose or obovate. Fruit on long stalk, c. 5 cm in diameter, globose, smooth, longitudinally green striped, 5-7 cm in diameter, eipcarp thin, filled with a dry spongy very bitter pulp. Seeds numerous, ovate-oblong, yellowish brown, not margined, c. 6 mm long and c. 3 mm broad.

  • Provided by: [B].Flora of Pakistan
    • Source: [
    • 7
    • ]. 

    Morphology

    Fruit on a stalk up to 55 mm. long, subglobose, smooth, green longitudinally striped or mottled with yellow or rather uniformly yellow when ripe, 50–120 mm. or more in diameter, firm-walled, fleshy.

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Seeds ovate in outline, smooth, 6.5–10 × 3.5–5 × 2–2.5 mm.

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Perennial trailing herb with somewhat woody tuberous rootstock; stems angled, shortly hairy when young becoming scabrid.

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Fig. 5/6–7, p. 45.

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Female flowers on 10–45 mm. long pedicels; ovary hairy, subglobose, 7–9 mm. long, 5–8 mm. across; receptacle-tube short; lobes lanceolate, 3–5 mm. long; petals 6–10 mm. long, 4–6 mm. broad.

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Leaf-blade ± elongate-ovate in outline, distinctly scabrid-hairy beneath, smooth except on the nerves above, 26–110 mm. long, 24–66 mm. broad, palmately deeply 3–5-lobed; lobes pinnately lobulate, with the central lobe longest, long-ovate in outline; petiole 8–60 mm. long, rather densely rough-hairy.

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Tendrils simple, less often bifid.

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Probracts lanceolate-elliptic, 4–5 mm. long, caducous.

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Male flowers on 8–20 mm. long pedicels; receptacle-tube broadly obconic, 1.5–2.5 mm. long, green; lobes lanceolate, 2–4 mm. long; petals greenish-yellow, ± 8–9 mm. long and 5 mm. broad, united below.

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Other Local Names

    NameLanguageCountry
    Colocynth, bitter apple, bitter cucumber, vine of Sodom

     Information From

    Cucurbitaceae
    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    Flora of Pakistan
    http://www.tropicos.org/Project/Pakistan
    Flora of Pakistan. Missouri Botanical Garden. Accessed on Jun. 2020.
    • 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
    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.
    • D Flora of North America Association
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • E CC0 1.0 Universal (CC0 1.0).