1. Family: Polygonaceae Juss.
    1. Genus: Rumex L.
      1. Rumex sagittatus Thunb.

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

    [FZ]

    Flora Zambesiaca. Vol. 9, Part 3. Polygonaceae-Myriaceae. Pope GV, Polhill RM, Martins ES. 2006.

    Ocrea
    Ocrea 0.7–2 cm long, striate, entire Ocrea 0.7–2 cm long, striate, entire.
    Flowers
    Flowers generally unisexual and on separate plants, pedicellate, in few-flowered whorls borne in leafless terminal panicles; pedicels up to 6 mm long, slender, articulated near the base Flowers generally unisexual and on separate plants, pedicellate, in few-flowered whorls borne in leafless terminal panicles; pedicels up to 6 mm long, slender, articulated near the base.
    Perianth
    Outer perianth segments brownish, 1.75–2.5 mm, oblong-lanceolate, membranous, later reflexing; inner perianth segments of female flowers pale brown to reddish-pink, pellucid, 4–7 × 8–10 mm, bearing a ramified protuberance at the base, wing-like in fruit, cordate, emarginate at the base, entire on the margin, membranous, reticulate-veined, without tubercles or with a minute dorsal tubercle near the base Outer perianth segments brownish, 1.75–2.5 mm, oblong-lanceolate, membranous, later reflexing; inner perianth segments of female flowers pale brown to reddish-pink, pellucid, 4–7 × 8–10 mm, bearing a ramified protuberance at the base, wing-like in fruit, cordate, emarginate at the base, entire on the margin, membranous, reticulate-veined, without tubercles or with a minute dorsal tubercle near the base.
    Stamens
    Stamens 6; filaments filiform; anthers cylindrical Stamens 6; filaments filiform; anthers cylindrical.
    Ovary
    Ovary 2 × 0.8 mm, trigonous Ovary 2 × 0.8 mm, trigonous.
    Fruits
    Nut pale brown, shiny, (2.5)3 × 1.3 mm, sharply trigonous. Nut pale brown, shiny, (2.5)3 × 1.3 mm, sharply trigonous.
    Ecology
    Occasional in open woodland, often in high rainfall areas, in moist places growing over rocks, on cliff edges, and steep river banks, also on roadsides and road cuttings; 900–2100 m.
    Distribution
    Also in Namibia, South Africa, Swaziland and Lesotho. MOZ M Mozambique MAL S Malawi Zimbabwe Zambia BOT N, ZAM B, ZIM N, ZIM W, ZIM C, ZIM E, ZIM S Botswana
    Habit
    A scrambling, sometimes scandent dioecious perennial herb, with a fleshy taproot. A scrambling, sometimes scandent dioecious perennial herb, with a fleshy taproot
    Stem
    Stems annual, up to 2 m long, hollow, flexuose-striate, yellowish when dry. Stems annual, up to 2 m long, hollow, flexuose-striate, yellowish when dry
    Leaves
    Leaf lamina 4–10 × 3–5 cm, triangular and hastate-sagittate, acute at the apex; basal lobes ± divergent, acute or obtuse, palmately nerved, glabrous; petiole as long as or shorter than the lamina. Leaf lamina 4–10 × 3–5 cm, triangular and hastate-sagittate, acute at the apex; basal lobes ± divergent, acute or obtuse, palmately nerved, glabrous; petiole as long as or shorter than the lamina

    Distribution

    Native to:

    Botswana, Cape Provinces, Free State, KwaZulu-Natal, Lesotho, Malawi, Mozambique, Namibia, Northern Provinces, Swaziland, Zambia, Zimbabwe

    Rumex sagittatus Thunb. appears in other Kew resources:

    First published in Prodr. Pl. Cap.: 67 (1794)

    Accepted by

    • Pope, G.V., Polhill, R.M. & Martins, E.S. (eds.) (2006). Flora Zambesiaca 9(3): 1-277. Royal Botanic Gardens, Kew.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa an annotated checklist Strelitzia 14: 1-1231. National Botanical Institute, Pretoria.

    Literature

    Flora Zambesiaca
    • Prodr. Fl. SW. Afrika, fam. 23: 10 (1969). TAB. 10, fig. A.
    • Bot. Not. Suppl., vol. 3, 3: 45 (1954).
    • Hutchinson, Botanist Sthn. Africa: 469 (1946).
    • Burtt Davy, Fl. Pl. Ferns Transvaal, part 1: 171 (1926).
    • F.C. 5, 1: 474 (1912).
    • de Candolle, Prodr. 14: 68 (1856).
    • Linnaea 14: 498 (1840)
    • Prodr. Pl. Cap., part 1: 67 (1794).
    Kew Backbone Distributions
    • Pope, G.V., Polhill, R.M. & Martins, E.S. (eds.) (2006). Flora Zambesiaca 9(3): 1-277. Royal Botanic Gardens, Kew.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa an annotated checklist Strelitzia 14: 1-1231. National Botanical Institute, Pretoria.

    Sources

    Flora Zambesiaca
    Flora Zambesiaca
    http://creativecommons.org/licenses/by-nc-sa/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