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

      1. Convolvulus jefferyi Verdc.

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

    [FTEA]

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

    Habit
    Perennial; stems twining or prostrate, long, rather sparingly branched, pilose with adpressed hairs, silvery at first but often drying golden-brown (this applies to the indumentum in general).
    Leaves
    Leaf-blade oblong or elliptic, slightly obovate, 0.8–3.5 cm. long, 0.25–1.9 cm. wide, rounded or somewhat acute at the apex, cuneate or obscurely hastate-truncate at the base with all the main nerves originating from near the base, slightly to densely adpressed pilose; young leaves appearing silvery; petiole 1–4 mm. long.
    Flowers
    Flowers 2–5 in loose bracteate silky-pubescent heads; peduncle 1–4.5 cm. long; bracts leaf-like up to 1.4 cm. long and 0.75 cm. wide.
    Calyx
    Sepals pilose, elliptic to elliptic-obovate or spathulate, unequal, 5–9 mm. long and 1–4 mm. wide.
    Corolla
    Corolla 8–10 mm. long, mauve or blue.
    Style
    Style 3 mm. long, equalling the stigmas.
    Fruits
    Capsule not known.
    Habitat
    In grassland, clearings in dry evergreen forest or on sand dunes by sea; 0–150 m.
    Distribution
    K7 T3 not known elsewhere

    Images

    Distribution

    Native to:

    Kenya, Somalia, Tanzania

    Convolvulus jefferyi Verdc. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Mar 1, 1959 Jeffery, G. W. [K749], Kenya K000097335 isotype

    First published in Kew Bull. 12: 344 (1957)

    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.
    • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne.
    • Verdcourt, B. (1982). Corrections and additions to the 'Flora of Tropical East Africa: Convolvulaceae': V Kew Bulletin 37: 459-464.
    • Verdcourt, B. (1963). Convolvulaceae Flora of Tropical East Africa: 1-161.
    • Verdcourt, B. (1957). Notes on East African Convolvulaceae (part I) Kew Bulletin 12: 334-347.

    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.
    • Verdcourt, B. (1957). Notes on East African Convolvulaceae (part I) Kew Bulletin 12: 334-347.
    Flora of Tropical East Africa
    • Verdc. in Kew Bulletin 15 : 5 (1961).
    • Verdc. in Kew Bulletin 12 : 344 (1957).

    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 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