Galinsoga parviflora Cav.
  • Icon. iii. 41. t. 281.
  • Galinsoga à petites fleurs


Cite taxon page as 'WFO (2023): Galinsoga parviflora Cav. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000135740. Accessed on: 27 Jan 2023'

General Information

Plants 4-60 cm. Leaf blade 7-110 × 3-70(-80) mm. Peduncles 1-40 mm; involucres campanulate, 2.5-5 mm in diam.; phyllaries persistent; outer paleae persistent with distal inner phyllaries or deciduous, elliptic to obovate, inner usually persistent, lanceolate to ovate or obovate, 2-3.5 mm, 3-lobed, lobes to 1/3+ total lengths, acute. Ray florets (3-)5(-8); corollas usually dull white or pink, lamina 0.5-1.8 × 0.7-1.5 mm. Disk florets 15-50. Ray achenes 1.5-2.5 mm; pappus absent or of 5-10 laciniate scales 0.5-1 mm; disk achenes 1.3-2.5 mm, glabrous or strigose; pappus absent or of 15-20 gray, sometimes white, linear, fimbriate, obtuse or acute scales 0.5-2 mm. Fl. Jul-Oct. 2n = 16.

  • Provided by: [I].Flora of China @ efloras.org
    • Source: [
    • 2
    • ]. 

    Plants 4–60 cm. Leaf blades 7–110 × 3–70(–80) mm. Peduncles 1–40 mm. Involucres campanulate, 2.5–5 mm diam. Phyllaries persistent. Paleae: outer persistent with distal phyllaries or falling, elliptic to obovate; inner usually persistent, lanceolate to ovate or obovate, 2–3.5 mm, 3-lobed, lobes to 1/3+ total lengths, acute. Ray florets (3–)5(–8); corollas usually dull white (pink), laminae 0.5–1.8 × 0.7–1.5 mm. Disc florets 15–50. Cypselae: rays 1.5–2.5 mm; discs 1.3–2.5 mm, glabrous or strigose; pappi: rays 0 or of 5–10, laciniate scales 0.5–1 mm; discs 0, or of 15–20 white or gray, linear, fimbriate, obtuse (acute) scales 0.5–2 mm.

  • Provided by: [F].Flora of North America @ efloras.org
    • Source: [
    • 3
    • ]. 

    Galinsoga parviflora Cav., Icon. 3(2): 41, pl. 281. 1795.

    Hierbas anuales, frecuentemente ramificadas desde la base; tallos débiles, variadamente pilosos, a veces estipitado-glandulares en la parte superior. Hojas opuestas, ovadas a lanceoladas, 1–11 cm de largo y 0.5–7.2 cm de ancho, ápice agudo a acuminado, base cuneadoa a redondeada, crenado-serradas; pecíolos hasta 2.5 cm de largo. Capitulescencias de numerosos capítulos solitarios en las axilas superiores, pedúnculos cortos, estrigosos, a veces estipitado-glandulares; capítulos radiados, 3.5–5 mm de largo y 2–6 mm de ancho; filarias en 2 series, las exteriores estriadas, a veces estipitado-glandulares, las internas escariosas; páleas escariosas, estriadas, 2.2–2.5 mm de largo, las internas fuertamente trilobadas, persistentes; flósculos del radio 3–8, pistilados y fértiles, las lígulas hasta 1.5 mm de largo y 1.5 mm de ancho, obovadas, enteras o hasta 3-lobadas, blancas o rosadas; flósculos del disco perfectos y fértiles, las corolas amarillas ligeramente excediendo a las páleas. Aquenios 1.5–2.5 mm de largo, finamente estrigosos, negros, los aquenios del radio cayendo junto con la filaria que los abraza y 2 páleas adyacentes, los del disco no caen acompañados; vilano de 15–20 escamas ciliadas, redondeadas a agudas.

    Maleza común y casi cosmopolita.

  • Provided by: [E].Flora de Nicaragua
    • Source: [
    • 4
    • ]. 

    Much like no. 1 [Galinsoga quadriradiata Ruiz & Pav.], less hairy, the stem glabrous or sparsely pubescent with appressed or sometimes spreading hairs, the peduncles appressed-hairy, or finely villous with spreading, gland-tipped hairs; lvs ovate or lance-ovate, mostly less coarsely toothed; outer invol bracts 2–4, scarious-margined, persistent, the inner ones and their attached pales also persistent; inner receptacular bracts deeply trifid; achenes sparsely appressed-hairy or glabrous; pappus scales of the disk-fls conspicuously fimbriate, generally blunt, nearly or quite as long as the cor; rays to 1.5(–2) mm, nearly or quite epappose; 2n=16. Native from sw. U.S. to S. Amer., but now a cosmopolitan weed.

  • Provided by: [G].Manual of Vascular Plants of Northeastern US and Canada
    • Source: [
    • 7
    • ]. 

    Morphology

    Stem: indumentum hair glandular. Leaf: base cuneate/attenuate. Inflorescence: pale with margin profoundly tripartite. Fruit: pappus scale fimbriate; indumentum glabrescent.

  • Provided by: [B].Brazilian Flora 2020 project - Projeto Flora do Brasil 2020
    • Source: [
    • 1
    • ]. 

    Caule: indumento tricoma(s) glandular(es). Folha: base cuneada(s)/atenuada(s). Inflorescência: pálea(s) com margem(ns) profundamente tripartida(s). Fruto: pápus escama(s) fimbriada(s); indumento glabrescente(s).

  • Provided by: [B].Brazilian Flora 2020 project - Projeto Flora do Brasil 2020
    • Source: [
    • 1
    • ]. 

    Tallo: indumento pelo(s) glandular(es). Hoja: base cuneada(s)/atenuada(s). Inflorescencia: palea(s) con margen(es) profundamente tripartida(s). Fruto: pápus escama(s) fimbriada(s); indumento glabrescente(s).

  • Provided by: [B].Brazilian Flora 2020 project - Projeto Flora do Brasil 2020
    • Source: [
    • 1
    • ]. 

    Annual herb 10-75(-100) cm high, erect, spreading or decumbent; branches hispidulous or pilose, glabrescent. Leaves petiolate, membranous, ovate, 1-11 cm long, 0.5-7 cm wide, base broadly cuneate, margins crenate to subentire, apex acute or acuminate, scabridulous-pilose or glabrous on both surfaces; 3-veined from base; petiole to 25 mm long. Capitula in few-headed cymes in upper leaf-axils, globose, on slender stalks to 2 cm long; involucre 2.5-3.5 mm long; phyllaries green, membranous, ovate, pilose or glabrous; paleae 3-fid, to 2.6 mm long, ciliolate. Ray florets white, 4-5(-8), the ray broadly ovate, 0.8-2 mm long, 3-lobed, tube 0.8-1 mm long, pilose; disc florets yellow or less often orange, 0.8-1.4 mm long, the tube puberulous. Achenes 1.2-2.5 mm long, puberulous; pappus absent or of 15-20 ovate laciniate scales, usually obtuse at apex, 1-1.5 mm long.

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

    Ähnlich wie G. quadriradiata, aber Stängel nur unter den Köpfen kurz behaart (ohne oder mit wenigen Drüsenhaare), sonst kahl, Blätter nur am Rand und unterseits auf den Nerven behaart, sonst fast kahl, Durchmesser der Blütenköpfe höchsten

  • Provided by: [H].Flora Helvetica – Illustrierte Flora der Schweiz
    • Source: [
    • 6
    • ]. 

    Annual herb, up to 500 mm tall. Peduncle hairs short, appressed-ascending, with a few short glandular hairs. Receptacular paleae trifid. Pappus scales without marked terminal awn. Flowers white.

  • Provided by: [D].e-Flora of South Africa
    • Source: [
    • 8
    • ]. 

    Annual herb, up to 500 mm high. Leaves opposite; blade ovate, up to 60 x 40 mm, apex acute or acuminate, base broadly cuneate, margins subentire to serrate-crenate, hispidulous or glabrescent, 3-veined from base; petiole up to 15 mm long. Heads radiate; peduncles long, cymosely arranged at branch tips and upper leaf axils, with hairs short, appressed-ascending and few, short, glandular hairs. Involucral bracts 1- or 2-seriate, ovate, free. Receptacle with paleae trifid. Flowers: ray florets female, fertile, small; disc florets bisexual; ray and disc florets white; Dec.-Mar., Jun. Fruit dimorphic; cypsela of ray florets obovate, somewhat compressed; cypsela of disc florets narrowly turbinate, angled. Pappus absent or vestigial in ray cypsela, of disc cypsela fimbriate scales without marked terminal awn.

  • Provided by: [D].e-Flora of South Africa
    • Source: [
    • 9
    • ]. 

    Herbe annuelle, de 20-60 cm de haut, dressée, rameuse; tiges et ramifications vertes, striées, glabrescentes à ± hispides, à poils simples ± appliqués, parfois mêlés aux poils glandulaires étalés. Feuilles opposées, pétiolées; pétiole de 0.5-1.5 cm de long, hispide; limbe foliaire membraneux, ovale, de 3-6 cm de long et 1.0-3.5 cm de large, largement cunéé à la base, aigu à acuminé au sommet, glabrescent ou hispiduleux sur les deux faces (à poils simples, au moins sur les nervures et le bord du limbe mais parfois aussi entre les nervures), subentier à crénelé sur le bord; nervation pennée, proéminente en dessous; deux nervures latérales inférieures plus fortes que les supérieures, se ramifiant obliquement. Capitules largement campanulés, petits, de 3-5 mm de diamètre, pédonculés, groupés en petites cymes lâches oligocéphales; pédoncule atteignant 2 cm de long, ± hispide; bractées involucrales 1-2-sériées, ovales, d'environ 2.5 mm de long, aiguës ou obtuses au sommet, pubérulentes à glabrescentes, 3-5-nervées. Paillettes réceptaculaires persistantes, légèrement plus courtes que les fleurs hermaphrodites, 3-lobées à 3-partites au sommet, fimbriées sur le bord. Fleurs périphériques femelles, ligulées, 4-5(-6) par capitule, blanches; ligule largement ovale, d'environ 1.8 mm de long, 3-lobée, à lobes arrondis; tube d'environ 1 mm de long, poilu. Fleurs centrales hermaphrodites, tubuleuses, jaunes, à corolle de 1.1-1.3 mm de long, extérieurement pubescente, campanulée dans la partie supérieure, serétrécissant à la base à un tube très court. Akènes obovoïdes, de 1.4-2.0 mm de long, faiblement anguleux, noirs, munis de petits poils raides blanchâtres, ceux des fleurs femelles légèrement comprimés; pappus d'environ 1 mm de long, formé de 8-20 écailles lancéolées, argentées, fimbriées-ciliées sur le bord; chez les fleurs femelles le pappus est rudimentaire ou entièrement avorté.

  • Provided by: [C].Flore d'Afrique Centrale
    • Source: [
    • 10
    • ]. 

    Ecology

    7–10. Äcker, Gärten, Schuttplätze, kollin(-montan). CH.

  • Provided by: [H].Flora Helvetica – Illustrierte Flora der Schweiz
    • Source: [
    • 6
    • ]. 

    Habitat

    A very common weed of cultivation, roadsides, waste places, river-sides, forest margins; often the first coloniser on bare ground in higher rainfall areas, may form dense and pure stands; (300-)900-2300(-2750) m.

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

    Weed in gardens and waste places.

  • Provided by: [D].e-Flora of South Africa
    • Source: [
    • 8
    • ]. 

    Vredefort Dome Savanna; Dry Grassland; Mesic Grassland; Dwarf Karroid Shrubland. Weed in gardens and waste places.

  • Provided by: [D].e-Flora of South Africa
    • Source: [
    • 9
    • ]. 

    Endroits rudéraux et postculturaux, cultures, jardins; jusqu'à 2500 m d'altitude.

  • Provided by: [C].Flore d'Afrique Centrale
    • Source: [
    • 10
    • ]. 

    Distribution

    Uganda, Kenya, Tanzania, originally from Central and S America, now a tropical, subtropical and occasionally temperate weed.

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

    Native to South America.

  • Provided by: [D].e-Flora of South Africa
    • Source: [
    • 8
    • ]. 

    Native to South America.

  • Provided by: [D].e-Flora of South Africa
    • Source: [
    • 9
    • ]. 

    Sénégal, Guinée, Nigeria, Cameroun, Congo, Tchad, Soudan, Ouganda, Tanzanie, Zambie, Zimbabwe, Malawi, Zaïre, Rwanda, Burundi, Afrique du Sud, Madagascar; originaire de l'Amérique tropicale, actuellement introduit dans nombreux pays tropicaux, subtropicaux et tempérés (Asie, Europe, Nouvelle-Guinée, Australie).

  • Provided by: [C].Flore d'Afrique Centrale
    • Source: [
    • 10
    • ]. 

    Distribution Map

     
    • Introduced distribution
    Introduced into
    • Europe Northern Europe Ireland
    • Southern America Brazil Acre
    • Bahia
    • Ceará
    • Pernambuco
    • Paraní
    • Rio Grande do Sul
    • Santa Catarina
    • Espirito Santo
    • Minas Gerais
    • Rio de Janeiro
    • São Paulo
    • Brazilia Distrito Federal
    • Goiás
    • Mato Grosso do Sul

    Other Local Names

    NameLanguageCountry
    Galinsoga à petites fleursFrenchCH
    Kleinblütiges KnopfkrautGermanCH
    Gallant-soldierEnglishIE
    fazendeiroPortuguese
    Galinsoga comuneItalianCH
    Galinsoga cuminaRaeto-RomanceCH
    picão-brancoPortuguese

      Bibliography

     Information From

    Asteraceae
    http://worldfloraonline.org/organisation/Asteraceae
    Asteraceae. The daisy family. World Flora Online Data. 2022.
    • A CC0 1.0 Universal (CC0 1.0).
    Brazilian Flora 2020 project - Projeto Flora do Brasil 2020
    https://floradobrasil.jbrj.gov.br
    The Brazilian Flora Group (2018): Brazilian Flora 2020. http://dx.doi.org/10.1590/2175-7860201869402 Dataset/Checklist: https://ckan.jbrj.gov.br/dataset/thebrazilfloragroup_feb2018
    • B Group Brazil Flora, REFLORA Program
    Flore d'Afrique Centrale
    https://www.floredafriquecentrale.be
    • C http://creativecommons.org/licenses/by/4.0/ Attribution 4.0 International (CC BY 4.0)
    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
    • D All Rights Reserved
    Flora de Nicaragua
    http://www.tropicos.org/projectwebportal.aspx?projectid=7&pagename=Home&langid=66
    W. D. Stevens, C. Ulloa Ulloa, A. Pool & O. M. Montiel. 2001–. Flora de Nicaragua, Tropicos Project. Loaded from Tropicos Project: October 2017
    • E Missouri Botanical Garden
    Flora of North America @ efloras.org
    http://www.efloras.org/flora_page.aspx?flora_id=1
    'Flora of North America @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=1 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • F Flora of North America Association
    Manual of Vascular Plants of Northeastern US and Canada
    https://www.nybg.org/
    Descriptions of plants should be attributed to the full citation for each individual article, chapter or book that is the source for each record, which should include the authors of original publication.
    • G Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
    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.
    • H All Rights Reserved
    Flora of China @ efloras.org
    '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.
    • I Missouri Botanical Garden
    Irish Vernacular Names
    https://www.missouribotanicalgarden.org/plant-science/plant-science/research-staff/article/380/wyse-jackson-peter-s.aspx
    • J All Rights Reserved
    Fabaceae
    http://www.worldfloraonline.org/organisation/Fabaceae
    World Flora Online Data. 2022.
    • K CC0 1.0 Universal (CC0 1.0).
    World Flora Online Consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2017.
    • L CC0 1.0 Universal (CC0 1.0).