1. Family: Asteraceae Bercht. & J.Presl
    1. Genus: Acmella Rich. ex Pers.
      1. Acmella caulirhiza Delile

        This species is accepted, and its native range is Tropical & S. Africa, W. Indian Ocean.

    [FTEA]

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

    Habit
    Perennial or annual herb, decumbent or scrambling, often rooting at the nodes, up to 15 cm high or 60 cm long; stems sappy, often reddish or purplish, glabrous or pilose.
    Leaves
    Leaves ovate, 1–7 cm long, 0.8–5 cm wide, base attenuate, margins dentate, apex acute or obtuse, glabrous or pilose; 3-veined from base; petiole 1–15 mm long, narrowly winged.
    Capitulum
    Capitula solitary and hemispherical, becoming conical, radiate, 4–14 mm long, 4–10 mm in diameter, on stalks 2–7 cm long; involucre 3.5–6 mm long, of 2 series of phyllaries.
    Florets
    Ray florets 10–15, yellow, 2.2–3.3 mm long, the ray 1.4–2.3 mm long. Disc florets many, yellow or slightly orange, 1.1–1.9 mm long.
    Ray
    Ray florets 10–15, yellow, 2.2–3.3 mm long, the ray 1.4–2.3 mm long.
    Disc
    Disc florets many, yellow or slightly orange, 1.1–1.9 mm long.
    Fruits
    Achenes 1.3–2.4 mm long, glabrous; pappus usually absent but sometimes some setae present on achenes of outer florets.
    Figures
    Fig. 152 (page 731).
    Habitat
    Swampy or seasonally wet sites, river-banks, cultivated areas, forest margins; 750–3100 m
    Distribution
    widespread in tropical and subtropical Africa and Madagascar K1 K2 K3 K4 K5 K6 K7 T1 T2 T3 T4 T5 T6 T7
    [FWTA]

    Compositae, C. D. Adams. Flora of West Tropical Africa 2. 1963

    Note
    Like the last (Spilanthes filicaulis) but more hairy and more robust with the flower-heads on longer peduncles.
    [FWTA]

    Compositae, C. D. Adams. Flora of West Tropical Africa 2. 1963

    Habit
    A creeping herb
    Inflorescences
    Flower-heads on short ascending peduncles
    Florets
    Disk-florets orange, ray-florets yellow.

    Images

    Distribution

    Native to:

    Benin, Burkina, Cameroon, Cape Provinces, Chad, Congo, Eritrea, Ethiopia, Gabon, Gulf of Guinea Is., Ivory Coast, KwaZulu-Natal, Liberia, Mali, Mauritius, Mozambique, Northern Provinces, Réunion, Sudan, Swaziland, Togo, Zambia, Zimbabwe

    Introduced into:

    Seychelles

    Acmella caulirhiza Delile appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 2010 Etuge, M. [405], Cameroon K000662175
    Jul 1, 2007 Tchiengue, B. [2600], Cameroon K000518595
    Jul 1, 2005 Cheek, M. [11811], Cameroon K000199830
    Jul 1, 2005 Cheek, M. [11154], Cameroon K000199831
    Mar 1, 2004 Pollard, B.J. [432], Cameroon K000746644
    Jan 1, 2004 Etuge, M. [4303 r], Cameroon K000746653
    Jan 1, 2004 Pollard, B.J. [434], Cameroon K000746645
    Jan 1, 2004 Biye, E. [111], Cameroon K000746648
    Jul 1, 2001 Cheek, M. [8316], Cameroon K000108721
    Jul 1, 2001 Cheek, M. [8931], Cameroon K000108722
    Jul 1, 2001 Cheek, M. [7901], Cameroon K000108723
    Jul 1, 2001 Etuge, M. [1562], Cameroon K000108718
    Jul 1, 2001 Etuge, M. [3986], Cameroon K000108719
    Jul 1, 2001 Etuge, M. [2726], Cameroon K000108724
    Jul 1, 2001 Ghogue, J.-P. [11], Cameroon K000108720
    Dec 1, 2000 Munyenyembe, P. [869], Cameroon K000338037
    Jan 1, 1995 Thompson, S.A. [1474], Cameroon K000052309
    Dec 1, 1889 Harvey [s.n.], South Africa K000410417
    Dec 1, 1889 Drege [s.n.], South Africa K000410415 Unknown type material
    Dec 1, 1889 Tyson, W. [1057], South Africa K000410416
    Dec 1, 1889 Krauss [303], South Africa K000410418
    Keay, R.W.J. [FHI 28369], Cameroon K000052310
    Onochie, C.F.A. [FHI 30888], Cameroon K000052314
    Hepper, F.N. [1947], Cameroon K000052312
    Hepper, F.N. [2098], Cameroon K000052313
    Morton, J.K. [648], Cameroon K000052321
    Morton, J.K. [832], Cameroon K000052322
    Morton, J.K. [K 261], Cameroon K000052327
    Maitland, T.D. [1130], Cameroon K000052324
    Maitland, T.D. [1655], Cameroon K000052325
    Boughey, A.S. [7036], Cameroon K000052323
    Schimper [134], Ethiopia K000410420 Unknown type material
    Schimper [134], Ethiopia K000410419 Unknown type material
    Schimper [134], Ethiopia K000410421 isotype
    Johnston, H.H. [0 s.n.18], Cameroon K000052318
    Mboya, E. [887], Tanzania K000612924
    Gereau, R.E. [6752], Tanzania K000438240
    Rakoto, R. [201], Madagascar K000662027
    Mwangulango, N.A. [1083], Tanzania K000614883
    Gobbo, G. [910], Tanzania K000612946
    Manning, S.D. [602], Cameroon K000052284
    Chuml, H. [204], Cameroon K000052316
    Daramola, B. O. [FHI 41578], Cameroon K000052326
    Ash [1072], Ethiopia Spilanthes mauritiana 35489.000
    Mar 1, 2000 Etuge, M. [4545], Cameroon Spilanthes africana K000338033
    Aug 1, 1998 Cheek, M. [8677], Cameroon Spilanthes africana K000338035
    Aug 1, 1998 Cheek, M. [8676], Cameroon Spilanthes africana K000338036
    Aug 1, 1998 Cable, S. [2986], Cameroon Spilanthes africana K000338032
    Aug 1, 1998 Etuge, M. [3537], Cameroon Spilanthes africana K000338034
    May 1, 1997 Cheek, M. [8567], Cameroon Spilanthes africana K000338038
    Onana, J.-M. [477], Cameroon Spilanthes africana K000338039

    First published in 45. t. iii. f. 7 (1826)

    Accepted by

    • Roskov Y. & al. (eds.) (2018). Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.

    Literature

    Flora of Tropical East Africa
    • Agnew, A.D.Q. & Agnew, S., Upland Kenya Wild Flowers, ed. 2: 216, t. 88 (1994), as calirhiza.
    • D.J.N. Hind in Fl. Masc. 109: 207, t. 71 (1993).
    • Lisowski, Asterac. Fl. Afr. Centr. 1: 228, t. 50 (1991).
    • R.K.Jansen in Syst. Bot. Monogr. 8: 37, map (1985).
    • Del., Voy. Meroe 4: 335, t. 64, fig. 7 (1827).

    Sources

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

    Flora of West Tropical Africa
    Flora of West Tropical 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