Grewia avellana Hiern
  • Cat. Afr. Pl.


Cite taxon page as 'WFO (2020): Grewia avellana Hiern. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000709753. Accessed on: 23 Sep 2020'

Morphology

Fruit blackish when ripe, up to 2·5 cm. in diam., deeply 4-lobed, rather fleshy, very sparsely setulose.

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    • Source: [
    • 1
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    Androgynophore c. 1·5 mm. long, glabrous at the base, pubescent at the apex at the insertion of the stamens but not elongated.

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    • Source: [
    • 1
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    Ovary 4-lobed, villous; style c. 10 mm. long, glabrous; stigma-lobes broad.

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    • 1
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    Petals white, c. 2–3 mm. long, with a shortly triangular lamina and a nectariferous claw larger and wider than the lamina circumvillous within and ledged above.

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    • Source: [
    • 1
    • ]. 

    Rounded bush with yellowish-brown densely pubescent branchlets, glabrescent and dark brown with age.

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    • Source: [
    • 1
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    Leaf-lamina 2–4·5 mm. × 1·5–3 cm., elliptic to ovate-elliptic, obtuse or acute at the apex, margin crenate-dentate, rounded at the base, softly pubescent on both surfaces; petiole up to 2·5 mm. long, densely pubescent.

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    • Source: [
    • 1
    • ]. 

    Inflorescences terminal and leaf-opposed, 2–3-flowered; peduncles up to 10 mm. long, densely pubescent; pedicels similar, 2–3 mm. long; bracts up to 10 mm. long, pubescent, divided into 2–3 filiform segments.

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    • 1
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    Sepals up to 17 mm. long, linear-lanceolate, acute at the apex, greenish and tomentellous outside, white and glabrous inside.

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    • Source: [
    • 1
    • ]. 

    Shrub, 1 m high. Bracts trifid. Petal lamina 2 mm long ana shortly triangular. Flowers white.

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

    Rounded bush with yellowish brown, densely pubescent branchlets, glabrescent and dark brown with age. Leaf-blade 20-45 x 15-30 mm, elliptic to ovate-elliptic, obtuse or acute at the apex, rounded at the base, crenate-dentate, softly pubescent on both sides; petiole up to 2.5 mm long, densely pubescent. Inflorescences terminal and leaf-opposed, 2-3 flowered; peduncles densely pubescent, up to 10 mm long; pedicels similar, 2-3 mm long; bracts pubescent, divided into 2-3 filiform segments, up to 10 mm long. Sepals up to 17 mm long, linear-lanceolate, acute at the apex, greenish and tomentellous outside, white and glabrous inside. Petals white, about 2-3 mm long, with a shortly triangular lamina and a nectariferous claw larger and wider than the lamina, circumvillous within and ledged above. Androgynophore about 1.5 mm tall, glabrous at the base, pubescent at the apex at the insertion of the stamens but not elongated. Ovary villous, 4-lobed; style about 10 mm long, glabrous; stigma-lobes broad. Fruit up to 25 mm in diam., deeply 4-lobed, blackish when ripe, rather fleshy, very sparsely setulose.

  • Provided by: [A].e-Flora of South Africa
    • Source: [
    • 4
    • ]. 

    Habitat

    Dry woodland on Kalahari sand.

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

    A species of the drier types of woodland and often found on Kalahari Sand soils.

  • Provided by: [A].e-Flora of South Africa
    • Source: [
    • 4
    • ]. 

    Distribution

    Spreads from the sandy regions of the western Transvaal to South West Africa/Namibia, Botswana, Zimbabwe, Zambia and Angola.

  • Provided by: [A].e-Flora of South Africa
    • Source: [
    • 4
    • ]. 

      Bibliography

    • 1 Tiliaceae, H. Wild. Flora Zambesiaca 2:1. 1963
    • 2 Cat. Afr. Pl.
    • 3 Herman, PPJ; Retief, E. 1997. Plants of thenorthern provinces of South Africa: keys and diagnostic characters. Strelitzia 6: 1 - 681. National Botanical Institute, Pretoria.
    • 4 Wild, H. 1984. Tiliaceae. Fl. S. Africa 21(1): 1 - 44. Botanical Research Institute, Pretoria.

     Information From

    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
    • A All Rights Reserved
    Malvaceae
    World Flora Online Data. 2017.
    • B CC0 1.0 Universal (CC0 1.0).
    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).