1. Family: Rutaceae Juss.
    1. Genus: Zanthoxylum L.
      1. Zanthoxylum lemairei (De Wild.) P.G.Waterman

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

    [FTEA]

    Rutaceae, J.O. Kokwaro (University of Nairobi). Flora of Tropical East Africa. 1982

    Habit
    Tree up to 30 m. high, 30–70 cm. in diameter at the base; trunk clear of branches up to 25 m. high, base of the trunk slightly bell-shaped at soil-level, somewhat sinuous; bark greyish green towards the base and grey above, with narrow longitudinal fissures which are rather close together; conical woody prickle-bearing outgrowths appear on the trunk at about 5 m. above the ground, they have laterally compressed prickles, are 4 cm. wide at the base and up to 5 cm. long, often in vertical rows; crown about 5 m. high and hardly more than 5 m. in diameter, with little crooked branches arranged obliquely and bent upward at the tips, branches with a few spines less than 2 cm. in diameter.
    Leaves
    Leaves 15–50 cm. long; rhachis unarmed or rarely with a few sparse prickles, 15–50 cm. long, furrowed or winged; petiolule 1.5–4 mm. long, winged; leaflets (3–)6–8 pairs, opposite or rarely subopposite, asymmetric, oblong-lanceolate, lanceolate or narrowly oblong-elliptic, 3–11 cm. long, 1.5–3.5 cm. broad, caudate-acuminate at the apex and with a narrow acumen 1–2 cm. long, rounded at the base, entire or sometimes crenate-serrulate towards the apex, glabrous, subcoriaceous; gland-dots sparsely distributed over the surface; lateral nerves 20–25 pairs, dark green and glossy on the upper surface, midrib whitish on both surfaces.
    Inflorescences
    Inflorescence borne at the tips of branches, many-flowered, unarmed, paniculate, 5–15 cm. long; flowers 5-merous; pedicel 1–1.5 mm. long; peduncle and pedicels puberulent.
    Calyx
    Sepals rounded at the apex, ciliate on the margin, puberulent outside.
    Corolla
    Petals oblong-elliptic.
    Male
    Male flower with a disk 1 mm. long, pistil rudimentary with an aborted carpel and a short cylindrical style.
    Flowers
    Female flower with small staminodes; pistil with a subglobose carpel 1 mm. in diameter; style curved, 0.5 mm. long; stigma capitate. Male flower with a disk 1 mm. long, pistil rudimentary with an aborted carpel and a short cylindrical style.
    Female
    Female flower with small staminodes; pistil with a subglobose carpel 1 mm. in diameter; style curved, 0.5 mm. long; stigma capitate.
    Fruits
    Fruit a subglobose follicle 4–5 mm. in diameter, brownish red, foveolate, shortly stipitate.
    Seeds
    Seed subglobose, 3–3.5 mm. in diameter, dark blue and shiny.
    Habitat
    Rain-forest; ± 1150 m.
    Distribution
    W. Africa U4
    [FWTA]

    Rutaceae, Hutchinson and Dalziel. Flora of West Tropical Africa 1:2. 1958

    Habit
    A forest tree, to about 7 ft. girth
    Bole
    Bole smooth, without thorns
    Shoots
    Young shoots with small thorns.
    [FWTA]

    Rutaceae, Hutchinson and Dalziel. Flora of West Tropical Africa 1:2. 1958

    Habit
    A forest tree, up to 80 ft. high and 6 ft. girth
    Stem
    Thorny stem.

    Images

    Distribution

    Native to:

    Cameroon, Central African Repu, Gabon, Ghana, Ivory Coast, Liberia, Nigeria, Uganda, Zaïre

    Zanthoxylum lemairei (De Wild.) P.G.Waterman appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Unwin, A.H. [13], Nigeria K000199425
    Unwin, A.H. [13], Nigeria K000199426 Unknown type material
    Aubréville [582], Ivory Coast Zanthoxylum parvifoliolum K000199427 holotype
    Keay, R.W.J. [37411], Cameroon Fagara lemairei K000094304

    First published in Taxon 23: 364 (1975)

    Accepted by

    • Kalema, J. & Beentje, H. (2012). Conservation checklist of the trees of Uganda: 1-235. Kew Publishing, Royal Botanic Gardens, Kew.
    • Lejoy, J., Ndjele, M.-B. & Geerinck, D. (2010). Catalogue-flore des plantes vasculaires des districts de Kisangani et de la Tshopo (RD Congo) Taxonomania 30: 1-307.
    • Sosef, M.S.M. & al. (2006). Check-list des plantes vasculaires du Gabon Scripta Botanica Belgica 35: 1-438.
    • Kokwaro, J.O. (1982). Flora of Tropical East Africa, Rutaceae: 1-52.

    Literature

    Kew Backbone Distributions
    • Jongkind, C. (2014). Fauna & Flora of Liberia, flowering plant species list www.liberianfaunaflora.org.
    • Kalema, J. & Beentje, H. (2012). Conservation checklist of the trees of Uganda: 1-235. Kew Publishing, Royal Botanic Gardens, Kew.
    • Lejoy, J., Ndjele, M.-B. & Geerinck, D. (2010). Catalogue-flore des plantes vasculaires des districts de Kisangani et de la Tshopo (RD Congo) Taxonomania 30: 1-307.
    • Sosef, M.S.M. & al. (2006). Check-list des plantes vasculaires du Gabon Scripta Botanica Belgica 35: 1-438.
    • Boulvert, Y. (1977). Catalogue de la Flore de Centrafrique 1: 1-114. ORSTROM, Bangui.
    • Hutchinson, J., Dalziel, J.M. & Keay, R.W.J. (1954-1958). Flora of West Tropical Africa, ed. 2, 1: 1-828.
    Flora of Tropical East Africa
    • Waterm. in Taxon 24: 364 (1975).

    Sources

    Flora of Tropical East Africa
    Flora of Tropical East Africa
    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

    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