Limnophyton obtusifolium (L.) Miq.
  • Fl. Ned. Ind.


This taxon is accepted by Alismataceae
Notes: More details could be found in The Plant List v.1.1. Originally in The Plant List v.1.0

Morphology

Flowers white

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

    Erect tufted herb with long-stalked leaves

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

    Inflorescences with spongy peduncles about 2 ft. high

  • Provided by: [D].Plants Of the World Online Portal - FWTA
    • Source: [
    • 1
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    Carpels 2 mm. long; style 0.5 mm. long.

  • Provided by: [B].Plants Of the World Online Portal - FTEA
    • Source: [
    • 13
    • ]. 

    Achenes ovoid, 4 × 3 mm., shortly stalked, reticulately ridged, rough-textured, pale brown.

  • Provided by: [B].Plants Of the World Online Portal - FTEA
    • Source: [
    • 13
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    Fig. 5/1–5, p. 10.

  • Provided by: [B].Plants Of the World Online Portal - FTEA
    • Source: [
    • 13
    • ]. 

    Petals delicate.

  • Provided by: [B].Plants Of the World Online Portal - FTEA
    • Source: [
    • 13
    • ]. 

    Stamens 6; filaments 2 mm. long; anthers oblong, 1 mm. long; stamens much smaller in the hermaphrodite flowers.

  • Provided by: [B].Plants Of the World Online Portal - FTEA
    • Source: [
    • 13
    • ]. 

    Sepals about 6 × 3.5 mm. in hermaphrodite flowers, 4 × 2 mm. in ♂ flowers.

  • Provided by: [B].Plants Of the World Online Portal - FTEA
    • Source: [
    • 13
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    Peduncle as long as the petioles; inflorescence of 5–7 whorls; bracts glabrous, triangular, 1–2 × 1 cm., with rounded apex; bracteoles 3–6, glabrous, about 3 mm. long; basal whorl with 6–10 hermaphrodite flowers, 0–2 ♂ flowers; pedicels 2–4 cm. long, slender in ♂ flowers, but thickened to 1–2 mm. in diameter and much recurved in fruit.

  • Provided by: [B].Plants Of the World Online Portal - FTEA
    • Source: [
    • 13
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    Petioles 25–50 cm., triangular in section; leaf-blade obovate in the seedling stage (which sometimes flowers and bears fruit) 3.5 × 1.5 cm.; mature leaves sagittate, 6–9 cm. measured along the midrib, 8–13 cm. wide on a level with the petiole apex; lobes 7–11 cm. long with the angle between them more than 90°; nerves 13–17; blade and petiole glabrous, rarely slightly pubescent or scabrid at the petiole apex.

  • Provided by: [B].Plants Of the World Online Portal - FTEA
    • Source: [
    • 13
    • ]. 

    Annual, aquatic herb, up to 1 m high. Leaves with blades erect, hastate, on long petioles which are triangular in cross-section. Inflorescence a pyramidal panicle. Flowers in 3-7 whorls in lower compound. Flowers white.

  • Provided by: [C].e-Flora of South Africa
    • Source: [
    • 15
    • ]. 

    Apparently annuals, perennating occasionally, up to 1 m high. Roots fibrous, spongy, with transverse septa. Rhizome small. Leaves on long petioles which are triangular in cross-section, spongy, the transverse septa distinct in juveniles; lamina erect, hastate, with the angle between the basal lobes obtuse (more than 90°), the lobes small at first, about as long as the upper part of the blade in mature leaves, apex obtuse, nerves 13-15, the 3-4 lower curving downwards, glabrous or glabrescent, pellucid dotted. Inflorescence a pyramidal panicle up to 1 m high when fully developed, often much reduced in young or small plants; scape stout, woody; flowers in 3-7 dense whorls the lower compound; bracts scarious; lanceolate-acuminate, reflexed with age; fruiting pedicels up to 15 mm long, swollen and woody, sterile pedicels wiry. Achenes about 30, forming a globose head 12 mm in diam., each fruit hard, brown, obpyramidal, 5 mm long, shortly stipitate, ridged.

  • Provided by: [C].e-Flora of South Africa
    • Source: [
    • 16
    • ]. 

    Ecology

    At the margin of ponds in mud.

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

    Habitat

    Pans.

  • Provided by: [C].e-Flora of South Africa
    • Source: [
    • 15
    • ]. 

    Distribution

    Widespread in tropical Africa, Madagascar and south-east Asia. Recorded from the Transvaal and Natal at low altitudes.

  • Provided by: [C].e-Flora of South Africa
    • Source: [
    • 16
    • ]. 

      Bibliography

     Information From

    Alismataceae
    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    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
    • B
    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
    • C All Rights Reserved
    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
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • E 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.
    • F 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
    • G All Rights Reserved