Cuscuta campestris Yunck.
  • Mem. Torrey Bot. Club
  • Cuscute des champs


Cite taxon page as 'WFO (2020): Cuscuta campestris Yunck. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0001297200. Accessed on: 04 Dec 2020'

General Information

Stems yellowish green to yellow or orange, 0.5-0.8 mm in diam., smooth. Inflorescences lateral, usually compact globular clusters, 4-18-flowered, subsessile. Pedicel ca. 1 mm. Calyx cupular, enclosing corolla tube, ca. 1.5 mm; sepals 5, oval or circular, sometimes wider than long. Corolla white, short campanulate, ca. 2.5 mm, 4- or 5-lobed; lobes broadly triangular, apex acute or obtuse, often reflexed. Stamens shorter to longer than corolla lobes; anthers ovate, shorter than filaments; scales distinct, ovate, ca. as long as corolla tube, fimbrillate. Ovary globose. Styles 2; stigma globose. Capsule depressed globose, ca. 3 mm in diam., ca. 2 mm high, with withered corolla at base, irregularly opening. Seeds 1-4, often 3 or 4, dull yellow, ovoid. 2n = 56.

  • Provided by: [C].Flora Of CHina @ efloras.org
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    Stems thin, green when young, branched,. intermingled, brown. Leaves minute, scarious, 1-1.5 x c. 0.5 mm. Flowers in compact clusters, each with 2-8 flowers, 2-3 mm long; pedicel glandular, 1-2.5 nun long; bract cup-shaped, brown, 1-2 x 0.5-0.7 mm or sometimes obsolete: Calyx lobes 5, 1.2-1.5 x 1-1.7 mm, fleshy, oval to orbicular, obtuse, glandular, usually with reticulate venation, ± glossy, covering more than half of corolla, tube lobes c. 0.7 mm long. Corolla lobes 1-1.5 x 0.7-1.2 mm, light brown to yellow, oblong-elliptical, acute-obtuse, inflexed, with reticulate venation, lower half usually glossy, upper half mostly non-glossy, tube c. 1 mm long; scarious, slightly bigger than the corolla tube, abundantly fringed. Stamens 5, filament broader at the base, tapering towerds the apex, 0.3-0.7 mm long, fused part of the filament not prominent in the petals; anther oblong-elliptical to oval, c. 0.5 x 0.2-0.3 mm. ovary globular, fleshy, brown, 1-1.2 mm long; styles 2, linear, reddish-brown, 0.5-1 mm long; stigma rounded or capitate, brown, c. 0.2 mm long, and wide; ovule 4, reddish-brown, triangular or ovoid, c. 0.5 x c. 0.3 mm. Capsule depressed-globose, membranous; with a intrastylar opening with glands, 2-2.5 mm long, and broad, not definitely circumscissile, surmounted by sepal lobes, petals and stamens. Seeds 4, reddish-brown, ovoid or somewhat triangular, usually flattened, on one side, 1-1.5 x c. 1 mm; hilum short oblong, usually with small dark circular area around it.

  • Provided by: [J].Flora of Pakistan
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    Morphology

    A parasite like the last (Cuscuta australis)

  • Provided by: [H].Plants Of the World Online Portal - FWTA
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    • 1
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    Capsule depressed-globose, not splitting at the base, drying pale brownish straw-colour; intrastylar opening small, ± 0.75 mm. long.

  • Provided by: [G].Plants Of the World Online Portal - FTEA
    • Source: [
    • 9
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    Seeds ± 1 mm. long.

  • Provided by: [G].Plants Of the World Online Portal - FTEA
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    • 9
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    Styles about 1 mm. long, slender.

  • Provided by: [G].Plants Of the World Online Portal - FTEA
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    • 9
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    Scales large, adnate only at the base, much fringed apically and almost or quite reaching the anthers.

  • Provided by: [G].Plants Of the World Online Portal - FTEA
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    • 9
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    Stamens shorter than the lobes; filaments about 1 mm. long.

  • Provided by: [G].Plants Of the World Online Portal - FTEA
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    • 9
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    Corolla-lobes triangular, acute, equalling the corolla-tube.

  • Provided by: [G].Plants Of the World Online Portal - FTEA
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    • 9
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    Flowers small, about 1.5 mm. long and broad, and only 2.5 mm. when the capsule is mature, greenish-yellow, in rather compact cymose clusters; pedicels mostly shorter than the flowers.

  • Provided by: [G].Plants Of the World Online Portal - FTEA
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    • 9
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    Calyx-lobes obtuse or somewhat acute.

  • Provided by: [G].Plants Of the World Online Portal - FTEA
    • Source: [
    • 9
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    Stems yellowish (drying pale brownish straw-colour), slender, mostly 0.1–0.3 mm. in diameter.

  • Provided by: [G].Plants Of the World Online Portal - FTEA
    • Source: [
    • 9
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    Inflorescences very dense cymose globose clusters.

  • Provided by: [E].Plants Of the World Online Portal - FZ
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    • 10
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    Flowers up to 2 mm. long and broad, greenish-yellow, often glandular; pedicels usually shorter than the flowers.

  • Provided by: [E].Plants Of the World Online Portal - FZ
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    • 10
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    Calyx about enclosing the corolla tube, broadly campanulate; lobes ovate to circular or broadly triangular, usually obtuse to rounded, mostly overlapping when young.

  • Provided by: [E].Plants Of the World Online Portal - FZ
    • Source: [
    • 10
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    Corolla campanulate; lobes triangular, acute, equalling the corolla tube, spreading with often inflexed apices.

  • Provided by: [E].Plants Of the World Online Portal - FZ
    • Source: [
    • 10
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    Stems slender, up to 0.3 mm. in diam.

  • Provided by: [E].Plants Of the World Online Portal - FZ
    • Source: [
    • 10
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    Stamens shorter than corolla lobes; filaments longer than, or about equalling, the anthers.

  • Provided by: [E].Plants Of the World Online Portal - FZ
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    • 10
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    Ovary globose; styles slender, becoming thicker and conspicuous in fruit.

  • Provided by: [E].Plants Of the World Online Portal - FZ
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    • 10
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    Scales large, adnate only at base, much-fringed apically and almost or quite reaching the anthers.

  • Provided by: [E].Plants Of the World Online Portal - FZ
    • Source: [
    • 10
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    Capsule usually depressed-globose with a depression around the style bases, not splitting at the base, with the intrastylar opening small.

  • Provided by: [E].Plants Of the World Online Portal - FZ
    • Source: [
    • 10
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    Seeds ovate, about 1 mm. long, flattened on one side.

  • Provided by: [E].Plants Of the World Online Portal - FZ
    • Source: [
    • 10
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    Wie C. scandens, aber Schuppen in der Kronröhre gross, die Spitzen der Kronzipfel erreichend. Kapsel ca. 2mal so dick wie hoch. Besonders auf Daucus, Fabaceae.

  • Provided by: [I].Flora Helvetica – Illustrierte Flora der Schweiz
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    Twining parasite. Scales in corolla tube free, not bifid at apex. Corolla lobes broadly triangular, acute, often with inflexed tips. Styles 2; free to base; stigmas globose. Inflorescence a compact spherical cluster. Flowers greenish yellow.

  • Provided by: [B].e-Flora of South Africa
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    Petite herbe' annuelle: tiges très minces, filiformes, de 0,1-0,3 mm de diam., blanc jaunâtre.' Inflorescences' en glomérules cymeux très denses, globuleux, souvent glandulaires, sessiles ou très courtement pédonculés, généralement réunis en petits racèmes.' Fleurs' petites, d'environ 1,5 mm de diam. (atteignant 2,5 mm dans les fruits), blanches ou vert jaunâtre: pédicelle plus court que le périanthe: calice largement campanulé, de même longueur que le tube de la corolle: lobes calicinaux ovales à orbiculaires ou largement triangulaires, habituellement obtus à arrondis au sommet, légèrement imbriqués à la base: corolle campanulée: lobes corollins égalant la longueur du tube, largement triangulaires à ovales, habituellement aigus au sommet, très rarement obtus, généralement étalés, souvent à extrémités infléchies: écailles corollines présentes, larges, exsertes, ovales, abondamment fimbriées-frangées sur les bords: étamines légèrement plus courtes que les lobes corollins: filets aussi longs ou plus longs que les anthères, atteignant 1 mm de long: ovaire globuleux: styles 2, libres, d'environ 1 mm de long. Capsules globuleuses, comprimées surtout autour de la base des styles, de 2-2,5 mm de haut et 3-4 mm de diam., non circumscissiles mais s'ouvrant entre les styles.'Graines 2, ovoïdes, aplaties d'un côté, de 1-1,5 mm de long.

  • Provided by: [F].Flore d'Afrique Centrale
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    Stems medium, yellowish. Flowers 2-3 mm long, occasionally longer, often glandular, subsessile or on short pedicels in compact, globose clusters, greenish yellow. Calyx enclosing corolla tube or nearly so, broadly campanulate; lobes ovate to orbicular or broadly triangular, usually obtuse to rounded. Corolla with campanulate tube; lobes broadly triangular to ovate, spreading, with often inflexed tips, usually acute. Stamens shorter than corolla lobes; filaments longer than or equalling anthers. Scales ovate, elliptic or obovate, often exserted between corolla lobes, free at apex, usually abundantly fringed. Ovary globose; styles often subequal, slender, becoming thicker and conspicuous in fruit. Capsule depressed-globose, with a depression around style bases, 2.0-2.5 mm high, 3-4 mm wide, not circumscissile. Seeds ±1.5 mm long, usually flattened on one side; hilum terminal, oblong, transverse.

  • Provided by: [B].e-Flora of South Africa
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    Twining parasite. Flowers: in dense spherical clusters; pedicels not papillose or verrucose; calyx as long as corolla tube; scales ovate, elliptic or obovate, often exserted between corolla lobes, usually abundantly fringed; styles 2, free to base; stigmas globose; corolla campanulate, lobes broadly triangular, acute, often with inflexed tips, greenish yellow; Oct.-May.

  • Provided by: [B].e-Flora of South Africa
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    • 18
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    Ecology

    Very common in some parts of tropical Africa and a serious pest on cultivated plants.

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

    Vredefort Dome Savanna; Kalahari Deciduous Acacia-wooded Grassland; Dry Grassland; Mesic Grassland. Recorded on a wide range of hosts, often a pest on lucerne.

  • Provided by: [B].e-Flora of South Africa
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    On swamp vegetation and great variety of other plants.

  • Provided by: [B].e-Flora of South Africa
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    • 14
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    Parasite des plantes appartenant aux Acanthaceae, Compositae (Bidens pilosa, Pseudognaphalium), Convolvulaceae (Ipomoea), Euphorbiaceae (Bridelia), Graminae, Papilionaceae (Desmodium), Polygonaceae (Polygonum, Rumex), Sapindaceae (Paullinia): en bordure de route, dans les champs et les jachères, en marais et en forêt marécageuse: jusqu'à 1475 m d'altitude.

  • Provided by: [F].Flore d'Afrique Centrale
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    A 'declared weed' and recorded on a wide range of hosts, such as woody and herbaceous dicotyledons, grasses and ferns; quite often as a pest on lucerne and other cultivated plants.

  • Provided by: [B].e-Flora of South Africa
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    • 16
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    Distribution

    Native to North America.

  • Provided by: [B].e-Flora of South Africa
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    • 14
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    Guinée, Cameroun, Tchad, Uganda, Kenya, Tanzanie, Zambie, Zimbabwe, Mozambique, Botswana, Rép. sud-africaine: Europe, Asie orientale, Polynésie, Nouvelle-Calédonie, Australie, Amérique: originaire de l'Amérique du Nord.

  • Provided by: [F].Flore d'Afrique Centrale
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    An American species widely naturalised in the Old World. Very common and troublesome throughout most of southern Africa, but absent from Namibia and most of the Northern Cape.

  • Provided by: [B].e-Flora of South Africa
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    • 16
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    Native to North America.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 18
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    Distribution Map

     
    • Introduced distribution
    Introduced into
    • Southern America Brazil Paraní
    • Rio Grande do Sul
    • São Paulo

    Other Local Names

    NameLanguageCountry
    Cuscute des champsFrenchCH
    Feld-SeideGermanCH
    cipó-chumboPortuguese

      Bibliography

     Information From

    Convolvulaceae
    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
    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.
    • C Missouri Botanical Garden
    Brazilian Flora 2020 project - Projeto Flora do Brasil 2020
    http://floradobrasil.jbrj.gov.br
    Brazil Flora G (2014): Brazilian Flora 2020 project - Projeto Flora do Brasil 2020. v393.147. Instituto de Pesquisas Jardim Botanico do Rio de Janeiro. Dataset/Checklist. doi:10.15468/1mtkaw
    • D Group Brazil Flora, REFLORA Program
    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
    • E
    Flore d'Afrique Centrale
    https://www.floredafriquecentrale.be
    • F http://creativecommons.org/licenses/by/4.0/ Attribution 4.0 International (CC BY 4.0)
    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
    • G
    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
    • H The Trustees of the Royal Botanic Gardens, Kew
    Flora Helvetica – Illustrierte Flora der Schweiz
    http://www.flora-helvetica.ch
    Flora Helvetica – Illustrierte Flora der Schweiz, Konrad Lauber, Gerhart Wagner, Andreas Gygax. Haupt Verlag 2018.
    • I All Rights Reserved
    Flora of Pakistan
    http://www.tropicos.org/Project/Pakistan
    Flora of Pakistan. Missouri Botanical Garden. Accessed on Jun. 2020.
    • J Missouri Botanical Garden
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • K CC0 1.0 Universal (CC0 1.0).