1. Family: Boraginaceae Juss.
    1. Genus: Heliotropium Tourn. ex L.
      1. Heliotropium harareense E.S.Martins

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

    [FZ]

    Boraginaceae, E. S. Martins (Trichodesma by R. K. Brummit). Flora Zambesiaca 7:4. 1990

    Habit
    Erect annual herb up to 65 cm. high, often much smaller; stem often unbranched, sometimes few-branched, rarely branched from near the ground, ± densely clothed with short spreading or slightly retrorse bristles.
    Leaves
    Lower leaves opposite or subopposite, the upper ones alternate, 30–120 x 10–50 mm., lanceolate to oblong-oblanceolate or sometimes rhombic, rough above, densely clothed with minute tubercle-based hairs to subglabrous but shortly bristly on the nerves below, acute to obtuse at apex, cuneate at base and gradually merged into a petiole, membranous to papery, with 5–6 secondary nerves on each side of the midrib.
    Inflorescences
    Cymes up to 12 cm. long when full expanded, 2, rarely 3 together on each terminal peduncle.
    Flowers
    Flowers sessile.
    Calyx
    Calyx 1.5–2.5 mm. long, with some short and scattered bristles; lobes narrowly triangular to linear-subulate, acute.
    Corolla
    Corolla white; tube 2.0–2.5 mm. long, slightly strigose outside, glabrous inside; lobes 0.8–1.5 mm. long, circular to oblong-obovate, rounded at apex, with slightly undulate margins, unequal, spreading.
    Stamens
    Stamens inserted below the middle of the corolla tube; anthers 0.8–11.2 mm. long, lanceolate, acute, glabrous, often glaucous, subsessile.
    Ovary
    Ovary ovoid, glabrous.
    Style
    Style 0.4–0.5 mm. long, terete, glabrous; sterile appendix 0.4–0.6 mm. long, conical, minutely papillose with a well-marked stigmatic ring at base.
    Fruits
    Fruits c.3.0 x 5.0 x 3.5 mm., much depressed, brown, shining; nutlets connate in pairs, each pair with a wide groove on the back, often strongly asymmetrical by abortion.

    Images

    Distribution

    Native to:

    Malawi, Tanzania, Zambia, Zimbabwe

    Heliotropium harareense E.S.Martins appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1987 Greatrex, F.C. [26562], Zimbabwe K000418761 holotype

    First published in Garcia de Orta, Sér. Bot. 9: 74 (1987 publ. 1988)

    Accepted by

    • Launert, E. & Pope, G.V. (eds.) (1990). Flora Zambesiaca 7(4): 1-114. Royal Botanic Gardens, Kew.

    Literature

    Kew Backbone Distributions
    • Launert, E. & Pope, G.V. (eds.) (1990). Flora Zambesiaca 7(4): 1-114. Royal Botanic Gardens, Kew.

    Sources

    Flora Zambesiaca
    Flora Zambesiaca
    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