1. Family: Boraginaceae Juss.
    1. Genus: Heliotropium Tourn. ex L.
      1. Heliotropium simile Vatke

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

    [FTEA]

    Boraginaceae, B. Verdcourt. Flora of Tropical East Africa. 1991

    Habit
    Prostrate or ascending annual or perennial herb 7–90 cm. tall; stems, petioles and inflorescences pubescent with long bristly and shorter finer ± spreading mixed white hairs, often quite dense.
    Leaves
    Leaves alternate or ± opposite, blades mostly ovate, elliptic or oblong, 1–11.5 cm. long, 1–5.5(–7.5) cm. wide, acute to rounded at the apex, cuneate, rounded or ± truncate at the base, obscurely to fairly distinctly crenate or undulate, pubescent with bulbous-based and finer hairs above, ± densely ± adpressed pubescent to sometimes quite woolly beneath, the hairs on the venation longest and the finer hairs with their tubercles giving a granular appearance to the surface, sometimes slightly bullate with the varying direction of the indumentum adding emphasis; petioles 0.8–4.5 cm. long.
    Inflorescences
    Inflorescences unbranched or 2–3-branched, the young cymes 2 cm. long extending to 23 cm. with numerous very closely placed flowers; peduncles 4–16 cm. long.
    Calyx
    Calyx-lobes linear to lanceolate or oblong-lanceolate from a narrowly triangular base, often a little unequal, 2–5 mm. long, spreading pubescent.
    Corolla
    Corolla white; tube 3–6 mm. long, mostly inflated about the middle, ± densely pubescent outside; lobes often quite unequal, obovate-oblong, 1.5–4 mm. long, 1.2–2 mm. wide, rounded at apex.
    Style
    Style 1.5 mm. long; stigmatic cone 1.5 mm. long, narrow and papillate.
    Fruits
    Fruit depressed globose, 2 mm. tall, 3–4 mm. wide, with median groove narrow and not extending to base of nutlets but with a commissure where they join at apex so that nutlets are undulate but not 2-horned at apex; each nutlet 3-locular in section.
    Figures
    Fig. 16/6, p. 60.
    Habitat
    Bushland and scrub, particularly Euphorbia, Acacia, Commiphora and Albizia especially on lava-flows, but also on orange-red loams and gritty sandy soil over basement rocks; also roadsides and occasionally cultivations;(150–)420–1000 m.
    Distribution
    K1 K2 K4 K7 T2 T3

    Distribution

    Native to:

    Ethiopia, Kenya, Tanzania

    Heliotropium simile Vatke appears in other Kew resources:

    First published in Linnaea 43: 317 (1882)

    Accepted by

    • Hedberg, I., Kelbessa, E., Edwards, S., Demissew, S. & Persson, E. (eds.) (2006). Flora of Ethiopia and Eritrea 5: 1-690. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps.
    • Verdcourt, B. (1991). Flora of Tropical East Africa, Boraginaceae: 1-124.

    Literature

    Kew Backbone Distributions
    • Hedberg, I., Kelbessa, E., Edwards, S., Demissew, S. & Persson, E. (eds.) (2006). Flora of Ethiopia and Eritrea 5: 1-690. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps.
    Flora of Tropical East Africa
    • Bak. & Wright in Flora of Tropical Africa 4(2): 33 (1905).
    • Gürke in Die Pflanzenwelt Ost-Afrikas und der Nachbargebiete, Theile C: 337 (1895).
    • Vatke in Linnaea 43: 317 (1882).

    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