1. Family: Polygonaceae Juss.
    1. Genus: Rumex L.
      1. Rumex ruwenzoriensis Chiov.

        This species is accepted, and its native range is E. Central & E. Tropical Africa.

    [FTEA]

    Polygonaceae, R. A. Graham. Flora of Tropical East Africa. 1958

    Habit
    A stout, erect herb, 1 m. or more tall, with flowering branches arising from the axils of the lower leaves.
    Stem
    Stem greenish brown to brown, glabrous.
    Leaves
    Lower leaves large, on petioles up to about 20 cm. long, ovate-oblong, up to 36 × 12 cm., apically acute or acuminate, basally rounded, truncate or subcordate, glabrous except for scattered papillae on the nerves of the subsurface; cauline leaves on shorter petioles, ovate-lanceolate to elliptic-lanceolate, progressively smaller, the uppermost ± linear and nearly sessile.
    Inflorescences
    Inflorescence a stout, usually rather dense, branched panicle, often leafy below and sometimes throughout.
    Tepal
    Inner tepals ovate-lanceolate, ± obtuse, 4–5 (–7 fide Chiov.) mm. long, without tubercles, the margin entire, unarmed.
    Fruits
    Nut 2 × 1 mm., acutely trigonous, dark brown, shining.
    Habitat
    Upland grassland & upland moor, bamboo-forest, preferring moist situations; 1950–3700 m.
    Distribution
    K3 K4 T6 T7 U2 U3 also in mountains of the Belgian Congo

    Images

    Distribution

    Native to:

    Kenya, Rwanda, Tanzania, Uganda, Zaïre

    Rumex ruwenzoriensis Chiov. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 4, 1956 Fries, R.E. [651a], Kenya K000244110 syntype

    First published in Bull. Soc. Bot. Ital. 1917: 56 (1917)

    Accepted by

    • Troupin, G. (ed.) (1978). Flora du Rwanda 1: 1-413. Musee Royal de l'Afrique Centrale.
    • Graham, R.A. (1958). Flora of Tropical East Africa, Polygonaceae: 1-40.

    Literature

    Kew Backbone Distributions
    • Troupin, G. (ed.) (1978). Flora du Rwanda 1: 1-413. Musee Royal de l'Afrique Centrale.
    • Graham, R.A. (1958). Flora of Tropical East Africa, Polygonaceae: 1-40.
    • Robyns, W. & al. (eds.) (1948-1963). Flore du Congo Belge et du Ruanda-Urundi 1-10.
    Flora of Tropical East Africa
    • Rech. f. in Bot. Not., Suppl. 3 (3): 59 (1954).
    • Chiov. in Bull. Soc. Bot. It. 1917: 56 (1917).

    Sources

    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 2019. 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 2019. 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