Coldenia procumbens L.
  • Sp. Pl.


Cite taxon page as 'WFO (2020): Coldenia procumbens L. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000614607. Accessed on: 30 Oct 2020'

General Information

Herbs annual. Stems branched from base; branches prostrate or ascending, 15-40 cm, densely spreading strigose. Lower stem leaves short petiolate, oblong to obovate, 1-2 × 0.5-1.5 cm, asymmetrical, scabrous, strigose, margin coarsely crenate-lobulate; lateral veins 4-6 pairs, prominent abaxially, concave adaxially; upper leaves sessile. Flowers solitary, subsessile. Calyx 1.5-2 mm; lobes lanceolate to ovate-lanceolate, slightly enlarged in fruit, persistent, strigose. Corolla white, tubular, 2-2.5 mm, glabrous; lobes orbicular, ca. 0.3 mm. Stamens included; filaments ca. 0.3 mm, glabrous, inserted at middle of corolla tube; anthers rounded to broadly ovate, ca. 0.2 mm. Ovary fastigiate, 4-sulcate; stigma obscurely 2-cleft. Fruit broadly triangular, 3-4 mm, glandular pubescent; mericarps wrinkled, spinescent-tuberculate. Fl. Apr, fr. Jun.

  • Provided by: [E].Flora Of CHina @ efloras.org
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    Morphology

    Small scarlet or white flowers

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    Whitish hairy, spreading from a woody base

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    Wrinkled leaves

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    Fig. 11.

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    Fruit 3–4 mm. long, glandular-hairy, apiculate, at first dividing into 2 then finally into 4 apiculate somewhat woody nutlets with rounded dorsal face with tubercles and irregular protuberances and angular ventral face.

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    Ovary conical, 0.4–0.6 mm. long, glandular-pubescent; styles 0.1–0.2 mm. long.

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    Seeds flattened-ovoid, 1.8 mm. long, 1.2 mm. wide.

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    Leaf-blades oblong, elliptic or obovate, asymmetric, 0.5–3.3 cm. long, 0.3–2.2 cm. wide, crenulate or lobulate, strigose between the nerves above with adpressed ± bulbous-based hairs pointing towards the apices of lobes making leaf appear plicate, with spreading hairs beneath; nerves in 4–6 pairs, impressed above; petiole 0.1–2 cm. long.

  • Provided by: [B].Plants Of the World Online Portal - FTEA
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    Procumbent annual herb 10–50 cm. wide or forming mats 0.5–1 m. across; stems woody at the base, ± compressed, branched and ascending, greyish-velvety.

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    Calyx 2.5 mm. long, divided almost to the base into 4 lanceolate or ovate-lanceolate lobes, ± 0.6 mm. wide, often 1 lobe more developed, hairy, persistent.

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    Flowers small, subsessile.

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    Stamens 4; filaments 0.2–0.4 mm. long.

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    Corolla white, shorter than the calyx, glabrous, soon deciduous; tube ± cylindrical, 1.5–1.7 mm. long, slightly narrowed at the throat; lobes 4, oblong to obovate, 0.3–0.5 mm. long.

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    Leaves with petiole 1–5(12) mm. long, on the first ones up to 40 mm. long; lamina 4–23 x 3–15 mm. (on the first leaves 25–43 x 15–32 mm.) usually oblong, sometimes circular, ovate, elliptic or obovate, plicate on the youngest leaves, with appressed hairs diverging from the nerves and converging to the teeth apex above, densely glandular-hairy below, apex rounded, base asymmetrical, cuneate on one side, obtuse to truncate on the other, margins deeply crenate to lobed.

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    A procumbent annual herb; stems up to 40 cm. long, radiating, angular or ± laterally compressed, much branched, densely hairy to villous.

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    Calyx 2.5–3.0 mm. long, a little accrescent in fruit, villous outside and inside; lobes ovate-lanceolate, subequal.

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    Flowers subsessile.

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    Fruit 4–5 mm. wide, depressed-ovoid, 4-lobed, beaked and with irregular protuberances, glandular-hairy, brownish, dividing at first into 2 pairs of nutlets, later into 4 nutlets with the ventral surface angular.

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    Corolla 1.5–2.2 mm. long, narrowly conical, calyptriform, early deciduous, white, glabrous.

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    Stamens inserted at c. 0.5 mm. from the base of the corolla tube; anthers c. 0.3 mm. long, suborbicular to broadly elliptic; filaments as long as the anthers, glabrous.

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    Ovary c. 0.4 mm. long, ovate-pyramidal, glandular-pubescent; styles slightly united at base, early concealed by the apical protuberances of the fruit.

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    Procumbent annual herb 10-50 cm wide or forming mats 0.5-1 m across; stems woody at the base, ± compressed, branched and ascending, greyish-velvety. Leaf-blades oblong, elliptic or obovate, asymmetric, 0.5-3.3 cm long, 0.3-2.2 cm wide, crenulate or lobulate, strigose between the nerves above with adpressed ± bulbous-based hairs pointing towards the apices of lobes making leaf appear plicate, with spreading hairs beneath; nerves in 4-6 pairs, impressed above; petiole 0.1-2 cm long. Flowers small, subsessile. Calyx 2.5 mm long, divided almost to the base into 4 lanceolate or ovate-lanceolate lobes, ±0.6 mm wide, often 1 lobe more developed, hairy, persistent. Corolla white, shorter than the calyx, glabrous, soon deciduous; tube ± cylindrical, 1.5-1.7 mm long, slightly narrowed at the throat; lobes 4, oblong to obovate, 0.3-0.5 mm long. Stamens 4; filaments 0.2-0.4 mm long. Ovary conical, 0.4-0.6 mm long, glandular-pubescent; styles 0.1-0.2 mm long. Fruit 3-4 mm long, glandular-hairy, apiculate, at first dividing into 2 then finally into 4 apiculate somewhat woody nutlets with rounded dorsal face with tubercles and irregular protuberances and angular ventral face. Seeds flattened-ovoid, 1.8 mm long, 1.2 mm wide.

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    Ecology

    In wet places, by muddy pools(in habit resembling Chrozophora, Forskohlea and Neurada).

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    Habitat

    Dry mud of river banks and lake-shores, black cotton soil around ponds and rice cultivations near the coast, often with Eclipta, Glinus, Cynodon, etc., depressions and pans with standing water.

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    Distribution

    Uganda, Kenya, Tanzania, Mauritania to Chad, Sudan and S. Egypt; Senegal to Angola, Ethiopia, Zaire, Mozambique, Zambia, Zimbabwe, Madagascar, tropical Asia and Australia.

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     Information From

    Boraginaceae
    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 - 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
    • D
    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
    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
    • F The Trustees of the Royal Botanic Gardens, Kew
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • G CC0 1.0 Universal (CC0 1.0).