1. Family: Convolvulaceae Juss.
    1. Genus: Convolvulus L.
      1. Convolvulus thomsonii Baker

        This species is accepted, and its native range is Tanzania to Malawi.

    [FTEA]

    Convolvulaceae, B. Verdcourt (East African Herbarium). Flora of Tropical East Africa. 1963

    Habit
    Prostrate perennial herb; stems velvety with bronze hairs (when dry).
    Leaves
    Leaf-blade oblong-ovate, the lower ones narrower and more lanceolate, up to 5 cm. long, 2–2.5 cm. wide, obtuse or somewhat acute at the apex, sagittate-cordate at the base, grossly crenate with blunt or truncate crenations or lobed or almost entire, densely adpressed hairy with (when dry) ± metallic bronze hairs; lateral nerves impressed above, subplicate; petiole 1.7–2 cm. long.
    Inflorescences
    Inflorescences axillary, 1–2-flowered, sometimes appearing as if there are two inflorescences from one axil, one being presumably an abbreviated shoot; peduncle 2–4 cm. long; pedicels up to 1.5 cm. long; bracts narrow, 6–8 mm. long.
    Calyx
    Sepals unequal; two outer ovate-lanceolate, up to 10 mm. long and 5 mm. wide, hirsute outside; 3 inner shorter and wider, up to 7 mm. long and 5 mm. wide, with glabrous margins.
    Corolla
    Corolla white, about 13–17 mm. long.
    Fruits
    Capsule brown, glabrous, 8–9 mm. in diameter.
    Seeds
    Seeds black, subtrigonous-ellipsoid, 4.5 mm. long, 2.5 mm. wide.
    Habitat
    Upland grassland and secondary bushland; 1400 m.
    Distribution
    T6 T7 T8 not found elsewhere

    Distribution

    Native to:

    Malawi, Tanzania

    Convolvulus thomsonii Baker appears in other Kew resources:

    First published in Bull. Misc. Inform. Kew 1894: 67 (1894)

    Accepted by

    • Wood, J.R.I., Williams, B.R.M., Mitchell, T.C., Carine, M.A., Harris, D.J. & Scotland, R.W. (2015). A foundation monograph of Convolvulus (Convolvulaceae) PhytoKeys 51: 1-282.

    Not accepted by

    • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne. [Cited as Convolvulus sagittatus.]
    • Gonçalves, M.L. (1987). Convolvulaceae Flora Zambesiaca 8(1): 9-129. Royal Botanic Gardens, Kew. [Cited as Convolvulus sagittatus var. sagittatus.]
    • Verdcourt, B. (1963). Convolvulaceae Flora of Tropical East Africa: 1-161. [Cited as Convolvulus sagittatus var. villosus.]
    • Verdcourt, B. (1957). Notes on East African Convolvulaceae (part I) Kew Bulletin 12: 334-347. [Cited as Convolvulus sagittatus var villosus.]
    • Baker, J.G. & A.B. Rendle in Thiselton-Dyer, W.T. et al. (eds.) (1905). Convolvulaceae Flora of Tropical Africa 4(2): 62-206. Secretary of State for the Colonies. [Cited as Convolvulus sagittatus var villosus.]

    Literature

    Kew Backbone Distributions
    • Wood, J.R.I., Williams, B.R.M., Mitchell, T.C., Carine, M.A., Harris, D.J. & Scotland, R.W. (2015). A foundation monograph of Convolvulus (Convolvulaceae) PhytoKeys 51: 1-282.
    • Verdcourt, B. (1963). Convolvulaceae Flora of Tropical East Africa: 1-161.

    Sources

    Flora of Tropical East Africa
    Flora of Tropical East Africa
    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