1. Family: Rubiaceae Juss.
    1. Genus: Oldenlandia L.
      1. Oldenlandia echinulosa K.Schum.

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

    [FZ]

    Rubiaceae, B. Verdcourt. Flora Zambesiaca 5:1. 1989

    Habit
    Erect branched or unbranched annual herb 2–40 cm. tall; stems glabrous or scabrid-papillate on the ribs.
    Leaves
    Leaf blades 1.2–6.5 x 0.6–2.8 cm., elliptic-lanceolate, acute to acuminate at the apex, cuneate at the base, thin, sparsely very shortly strigose-pubescent above, later glabrescent, margin usually pubescent, glabrescent beneath save for the midvein; petiole 2–5(10) mm. long, glabrous or sparsely ciliate; stipule sheath 0.5–1 mm. long, usually produced into a lobe 1.5 mm. long, bearing 2–5 fimbriae 1–3 mm. long.
    Flowers
    Flowers not heterostylous, arranged in small heads 4 mm. wide, terminal or axillary, the heads often in threes; peduncle 0.2–1.5 cm. long; pedicels 0–1.2 mm. long.
    Calyx
    Calyx tube 0.5 mm. long, subglobose, densely covered with short spreading hairs; lobes 0.7–2 x 0.5 mm., lanceolate, ciliolate on the margins and midvein.
    Corolla
    Corolla white or tube green and lobes pale lilac, sometimes with a double mauve spot on each; tube 3.2–4.5 x 0.4–0.9 mm., very narrowly cylindrical; lobes 0.4–1.8 x 0.4–1.2 mm., broadly elliptic.
    Pistil
    Style 1.7–5 mm. long; stigmatic lobes 0.4–1.2 mm. long.
    Fruits
    Capsule ± biglobose, 1.5 x 2.2 mm., densely covered with short spreading bristly hairs.
    Seeds
    Seeds black, c. 0.5 mm. long, ellipsoid, strongly reticulate.
    [FWTA]

    Rubiaceae, F. N. Hepper & R. W. J. Keay. Flora of West Tropical Africa 2. 1963

    Habit
    Erect herb 3-18 in. high
    Flowers
    Flowers white
    Ecology
    Amongst rocks.

    Distribution

    Native to:

    Angola, Burundi, Cameroon, Malawi, Nigeria, Sierra Leone, Sudan, Tanzania, Zambia, Zaïre, Zimbabwe

    Oldenlandia echinulosa K.Schum. appears in other Kew resources:

    First published in H.G.A.Engler, Pflanzenw. Ost-Afrikas, C: 375 (1895)

    Accepted by

    • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
    • Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.

    Literature

    Flora of West Tropical Africa
    • Bremek. in Verb. K. Nederl. Akad. Wetensch., Afd. Natuurk., sect. 2, 48: 213.
    • in Engl. Pflanzenw. Ost-Afr. C: 375 (1895)

    Sources

    Flora Zambesiaca
    Flora Zambesiaca
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Flora of West Tropical Africa
    Flora of West Tropical 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