1. Family: Rutaceae Juss.
    1. Genus: Zanthoxylum L.
      1. Zanthoxylum delagoense P.G.Waterman

        This species is accepted, and its native range is S. Mozambique.

    [FZ]

    Rutaceae, F. A. Mendoça. Flora Zambesiaca 2:1. 1963

    Habit
    Shrub or small tree up to 4 m. tall; young branches glabrous, reddish, sparsely aculeate; aculei recurved, 4–10 mm. long.
    Leaves
    Leaves 5–18 cm. long; petiole and rhachis terete, narrowly grooved above, sometimes aculeate.
    Leaflets
    Leaflets (1) 2–4-jugate, chartaceous or subcoriaceous, opposite or subopposite, subsessile or shortly petiolulate, terminal one usually with a petiolule (or segment of the rhachis) 0·5–2·5 cm. long; lamina (2) 3–7 × (1) 2–3·5 cm., elliptic to broadly elliptic, sparsely dotted with very conspicuous pellucid glands, rounded or obtuse at the apex, margin crenulate, abruptly and narrowly cuneate at the base; midrib impressed on the upper surface, prominent below; lateral nerves 5–10 pairs.
    Inflorescences
    Inflorescence 2–10 cm. long, of terminal and sometimes also axillary subcorymbose panicles, glabrous; bracts and bracteoles very small; pedicels 1–2 mm. long.
    Flowers
    Flowers 4-merous, usually in cymose clusters at the ends of the panicle-branches. Male flowers: sepals 4, 0·4–0·6 mm. long, united at the base, obtuse or rounded; petals 4, 3·5 × 1–5 mm., imbricate; stamens 4, inserted at the base of the gynophore; filaments flattened, subulate, longer than the petals; anthers 1·3 mm. long, basifixed, deeply lobed at the base; gynophore 0·6 mm. long; vestigial ovary c. 0·8 mm. long. Female flowers, petals 4·5 × 1·7 mm.; staminodes 4, vestigial, reduced to the aborted anthers; gynophore very short; ovary of 1 carpel, 1·5 mm. long, oblique, 1-locular, 2-ovulate; style lateral, short, incurved; stigma broadly discoid, black.
    Male
    Male flowers: sepals 4, 0·4–0·6 mm. long, united at the base, obtuse or rounded; petals 4, 3·5 × 1–5 mm., imbricate; stamens 4, inserted at the base of the gynophore; filaments flattened, subulate, longer than the petals; anthers 1·3 mm. long, basifixed, deeply lobed at the base; gynophore 0·6 mm. long; vestigial ovary c. 0·8 mm. long.
    Female
    Female flowers, petals 4·5 × 1·7 mm.; staminodes 4, vestigial, reduced to the aborted anthers; gynophore very short; ovary of 1 carpel, 1·5 mm. long, oblique, 1-locular, 2-ovulate; style lateral, short, incurved; stigma broadly discoid, black.
    Fruits
    Fruit c. 8 mm. in diam., with stipe c. 1 mm. long, globose, densely glandular-foveolate, orange-red.
    Seeds
    Seed c. 6 mm. in diam., subglobose, black, shiny.

    Distribution

    Native to:

    Mozambique

    Zanthoxylum delagoense P.G.Waterman appears in other Kew resources:

    First published in Taxon 23: 365 (1975)

    Literature

    Kew Backbone Distributions
    • Exell, A.W., Fernandes, A. & Wild, H. (eds.) (1963). Flora Zambesiaca 2(1): 1-351. Royal Botanic Gardens, Kew.

    Sources

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