1. Family: Asteraceae Bercht. & J.Presl
    1. Genus: Gamochaeta Wedd.
      1. Gamochaeta purpurea (L.) Cabrera

        This species is accepted, and its native range is E. Canada to Tropical America.

    [FTEA]

    Compositae, H. Beentje, C. Jeffrey & D.J.N. Hind. Flora of Tropical East Africa. 2005

    Habit
    Annual or biennial herb, branching from the base; central stem erect, 10–45 cm high, lateral stems decumbent and rooting where they touch the ground, then erect; stems white-lanate, glabrescent on older stems.
    Leaves
    Leaves obovate or spatulate, 1–9.5 cm long, 0.5–3 cm wide, base attenuate or cuneate, apex rounded and mucronate to acute, sparsely white-pubescent above, densely white-lanate beneath.
    Capitulum
    Capitula 2.5–4 mm long, sessile, fairly tightly arranged in terminal and leafy racemes or spikes 2–8 cm long; receptacle flat, not or hardly honeycombed; phyllaries 2–3-seriate, lanceolate, 2–3 mm long, acute, the outer white-pubescent, the inner glabrous, allwith green stereome and pale brown lamina.
    Florets
    Outer florets 80–100, pale yellow, tube cylindrical, 1.9–2.2 mm long, style 2.1–2.4 mm long; inner florets 2–4, pale yellow with red tips, tube cylindrical to narrowly infundibuliform, 1.8–2.3 mm long, lobes 0.1–0.2 mm long; anthers 0.7–0.8 mm long with briefly caudate tails and an acute distal appendage; style ± 2.3 mm long with clavate branches.
    Fruits
    Achenes ellipsoid, 0.5–0.6 mm long, glabrous, papillose, slimy when wet; pappus 2–2.5 mm long, barbellate and white, connate into a ring at the base.
    Figures
    Fig. 85 (page 402).
    Habitat
    A weed in upland grassland and gardens, waste places, arable land and roadsides; 1200–2400 m
    Distribution
    K3 K4 K5 T2 T3 T5 T7 a widespread weed in the tropics and subtropics
    [CPLC]

    Bernal, R., Gradstein, S.R. & Celis, M. (eds.). 2015. Catálogo de plantas y líquenes de Colombia. Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Bogotá. http://catalogoplantasdecolombia.unal.edu.co

    Distribution
    Adventicia en Colombia; Alt. 1750 - 4300 m.; Andes, Sierra Nevada de Santa Marta.
    Habit
    Hierba
    Conservation
    No Evaluada

    Images

    Distribution

    Native to:

    Alabama, Arizona, Arkansas, Bahamas, Bolivia, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, Colombia, Connecticut, Costa Rica, Cuba, Delaware, District of Columbia, Dominican Republic, Ecuador, El Salvador, Florida, Galápagos, Georgia, Guatemala, Haiti, Honduras, Illinois, Indiana, Iowa, Jamaica, Kansas, Kentucky, Louisiana, Maine, Maryland, Masachusettes, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Michigan, Mississippi, Missouri, New Jersey, New York, Nicaragua, North Carolina, Ohio, Oklahoma, Ontario, Paraguay, Pennsylvania, Peru, Puerto Rico, Rhode I., South Carolina, Tennessee, Texas, Uruguay, Venezuela, Virginia, West Virginia

    Introduced into:

    Azores, Eritrea, Ethiopia, Hawaii, India, Jawa, Korea, KwaZulu-Natal, Madagascar, Mauritius, New Caledonia, New South Wales, Norfolk Is., Ogasawara-shoto, Pakistan, Portugal, Queensland, Rodrigues, Réunion, South Australia, Sri Lanka, Taiwan, Tasmania, Victoria, West Himalaya, Western Australia, Zambia, Zimbabwe

    Gamochaeta purpurea (L.) Cabrera appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 2011 Bally [B10697], Kenya K000787963
    Mboya, E. [635], Tanzania K000612979
    Jan 1, 1963 Parry, C.C. [426], San Luis Potosí Gnaphalium rosaceum K000500354 isotype
    Spruce, R. [5807], Ecuador Gnaphalium purpureum K000200835
    Spruce, R. [s.n.], Ecuador Gnaphalium purpureum K000200836
    Spruce, R. [s.n.], Ecuador Gnaphalium purpureum K000200837
    Santiago Gnaphalium purpureum K000500398
    Santiago Gnaphalium purpureum K000500397
    Irwin, H.S. [11522], Brazil Gnaphalium purpureum K001107687
    Irwin, H.S. [12428], Brazil Gnaphalium purpureum K001107688
    Castellanos, A. [23524], Brazil Gnaphalium purpureum K001107689
    Widgren [s.n.], Brazil Gnaphalium purpureum K001107694
    Parodi [s.n.], Brazil Gnaphalium purpureum K001107695
    Sellow [s.n.], Brazil Gnaphalium purpureum K001107698
    Parodi, D. [25], Brazil Gnaphalium purpureum K001107696
    Balansa, B. [842], Paraguay Gnaphalium purpureum K001107697
    Glaziou, A. [8134], Brazil Gnaphalium purpureum K001107691
    Glaziou [8134], Brazil Gnaphalium purpureum K001107690
    Glaziou [15113], Brazil Gnaphalium purpureum K001107692
    Skortzov, B. [224], Brazil Gnaphalium purpureum K001107693

    First published in Bol. Soc. Argent. Bot. 9: 377 (1961)

    Accepted by

    • Pruski, J.F. (ed.) (2018). Flora Mesoamericana 5(2): 1-608. Universidad Nacional Autónoma de México, México, D.F.
    • Roskov Y. & al. (eds.) (2018). Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.
    • Liogier, A.H. (1996). Flora de la Española 8: 1-588. Instituto Tecnológico de Santo Domingo.

    Literature

    Flora of Tropical East Africa
    • A.J. Scott in Fl. Mascar. 109: 71, t. 24 (1993).
    • Cabrera in Bol. Soc. Argent. Bot. 9: 377 (1961).

    Sources

    Catálogo de Plantas y Líquenes de Colombia
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Flora of Tropical East Africa
    Flora of Tropical East Africa
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

    Kew Names and Taxonomic Backbone
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0