Acanthosicyos naudinianus (Sond.) C.Jeffrey
  • Kew Bull.


Cite taxon page as 'WFO (2020): Acanthosicyos naudinianus (Sond.) C.Jeffrey. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000513769. Accessed on: 21 Oct 2020'

Diagnostic Description

Tendrils represented by weak non-coiling spines.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
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    Morphology

    Tendrils solitary, spiniform.

  • Provided by: [C].Plants Of the World Online Portal - FZ
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    Female flowers solitary; pedicels 2–8 cm. long; ovary 8–15 × 4–8 mm., ellipsoid; spines short, thick; receptacle-tube 3 mm. long, lobes 3–4 mm. long, subulate; corolla as in male flowers; staminodes 3, small.

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    • Source: [
    • 1
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    Stems annual, to 6 m., prostrate, ± hirsute, glabrescent.

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    • 1
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    Fruit 6–12 × 4–8 cm., ellipsoid or subglobose, rather glaucous green, becoming pale yellow when mature, covered with prominent seta-tipped spines; fruit stalk rather slender, c. 6 cm. long.

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    • 1
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    Root to 1 m. long, tuberous, fusiform.

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    • Source: [
    • 1
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    Seeds 7·5–10 × 4–6 × 2·5–3 mm., pallid-stramineous.

  • Provided by: [C].Plants Of the World Online Portal - FZ
    • Source: [
    • 1
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    Perennial herb.

  • Provided by: [C].Plants Of the World Online Portal - FZ
    • Source: [
    • 1
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    male flowers solitary; pedicels 0·3–2 cm. long, hispid or villous; receptacle-tube 3·5–6 mm. long, pale green, hispid, lobes 3·2–6 × 0·7–1·5 mm., remote, lanceolate, usually slightly expanded above the middle, acuminate, acute. Petals 1·4–2·5 × 0·9–1·3 cm., yellow to white, obovate-elliptic, rounded, apiculate. Stamens 3.

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    • 1
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    Petioles 0·7–7·5 cm. long, hispid, scabrescent.

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    • Source: [
    • 1
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    Leaflamina 3–18 × 2·5–14 cm., ovate to broadly ovate in outline, cordate, scabrid and ± pilose especially on the main veins above, rather softly asperulous-tomentose to strongly scabrid beneath, usually deeply palmately 5-lobed, the lobes lanceolate to elliptic or sometimes broadly so, usually deeply pinnately lobulate and often ± sinuate at the margins, acute, usually acuminate, apiculate, the central much the largest.

  • Provided by: [C].Plants Of the World Online Portal - FZ
    • Source: [
    • 1
    • ]. 

    Prostrate perennial herb. Tendrils solitary, spiniform. Leaf lamina deeply palmately 5-lobed; lobes lanceolate to elliptic, deeply pinnately lobulate and often sinuate at margins, central largest, Scabrid and pilose. Male and female flowers solitary. Fruit 60-120 x 40-80 mm, ellipsoid or subglobose, pale yellow when mature, covered with prominent seta-tipped spines. Flowers yellow to white; July and October to April.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 2
    • ]. 

    Perennial herb. Root to 1 m. long, tuberous, fusiform. Stems annual, to 6 m, prostrate, ± hirsute, glabrescent. Tendrils solitary, spiniform. Leaf lamina 3-18 x 2·5-14 cm, ovate to broadly ovate in outline, cordate, scabrid and ± pilose especially on the main veins above, rather softly asperulous-tomentose to strongly scabrid beneath, usually deeply palmately 5-lobed, the lobes lanceolate to elliptic or sometimes broadly so, usually deeply pinnately lobulate and often ± sinuate at the margins, acute, usually acuminate, apiculate, the central much the largest. Petioles 0·7-7·5 cm long, hispid, scabrescent. Male flowers solitary; pedicels 0·3-2 cm long, hispid or villous; receptacle-tube 3·5-6 mm long, pale green, hispid, lobes 3·2-6 x 0·7-1·5 mm, remote, lanceolate, usually slightly expanded above the middle, acuminate, acute. Petals 1·4-2·5 x 0·9-1·3 cm, yellow to white, obovate-elliptic, rounded, apiculate. Stamens 3. Female flowers solitary; pedicels 2-8 cm long; ovary 8-15 x 4-8 mm, ellipsoid; spines short, thick; receptacle-tube 3 mm. long, lobes 3-4 mm long, subulate; corolla as in male flowers; staminodes 3, small. Fruit 6-12 x 4-8 cm, ellipsoid or subglobose, rather glaucous green, becoming pale yellow when mature, covered with prominent seta-tipped spines; fruit stalk rather slender, c. 6 cm long. Seeds 7·5-10 x 4-6 x 2·5-3 mm, pallid-stramineous.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 3
    • ]. 

    Perennial herb; dioecious. Stems procumbent. Tendrils rigid, reduced to straight spines. Leaves petiolate; blade deeply palmately 5-lobed, lobes narrowly ovate to elliptic, deeply pinnately lobulate, often sinuate at margins, upper surface scabrid, lower surface pilose; petiole 10-35 mm long. Flowers: corolla 15-20 mm long, light yellow; Oct.-Apr., Jul. Fruit ellipsoid or subglobose, 60-120 x 40-80 mm, pale yellow when mature, covered with prominent, seta-tipped, spine-like protuberances.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 5
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    Habitat

    Woodland, wooded grassland and grassland, on sandy soils.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 2
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    Woodland, wooded grassland and grassland, on sandy soils.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 3
    • ]. 

    Kalahari Deciduous Acacia-wooded Grassland; Dry Grassland. Woodland, grassland, sandy soils.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 5
    • ]. 

    Distribution

    Zambia, Zimbabwe, Mozambique, Namibia, Botswana, South Africa (Limpopo, North West, Gauteng, Free State, Northern Cape).

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 3
    • ]. 

      Bibliography

    • 1 Cucurbitaceae, C. Jeffrey. Flora Zambesiaca 4. 1978
    • 2 Herman, PPJ; Retief, E. 1997. Plants of thenorthern provinces of South Africa: keys and diagnostic characters. Strelitzia 6: 1 - 681. National Botanical Institute, Pretoria.
    • 3 Jeffrey, C. 1978. 86. Cucurbitaeae. Fl. Zambes. 4: 414 - 499. Flora Zambesiaca Managing Committee, Glasgow.
    • 4 Kew Bull.
    • 5 Retief, E; Meyer, NL. 2017. Cucurbitaceae. In: E Retief & NL Meyer (eds), Plants of the Free State: Inventory and identification guide. Strelitzia 38: 484 - 489. South African National Biodiversity Institute, Pretoria.

     Information From

    Cucurbitaceae
    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    e-Flora of South Africa
    e-Flora of South Africa. v1.21. 2018. South African National Biodiversity Institute. http://ipt.sanbi.org.za/iptsanbi/resource?r=flora_descriptions&v=1.21
    • B All Rights Reserved
    Plants Of the World Online Portal - FZ
    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
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • D CC0 1.0 Universal (CC0 1.0).