1. Family: Rubiaceae Juss.
    1. Genus: Ixora L.
      1. Ixora burundiensis Bridson

        This species is accepted, and its native range is E. DR Congo to Tanzania (Mpanda).

    [FTEA]

    Rubiaceae, B. Verdcourt. Flora of Tropical East Africa. 1976

    Habit
    Shrub or small tree 4.5–16 m. tall; young branches glabrous, older branches covered with fawn slightly shiny gnarled bark.
    Leaves
    Leaves glabrous; blades drying green to greyish or bronze-green, coriaceous, oblanceolate to narrowly obovate, oblong-elliptic or occasionally elliptic, 6.5–17.5 cm. long, 2.3–5.6 cm. wide, obtuse or less often acute at apex, acute at base, midrib straw-coloured to fawn when dry, prominent beneath, with ± 12 pairs of lateral nerves, not impressed above, tertiary nerves apparent but not discolourous; petioles 5–8(–12) mm. long; stipule-limbs truncate, 2–4(–5.5) mm. long, often becoming corky; lobe keeled, 1–2 mm. long.
    Inflorescences
    Corymbs 2.7–8.7 cm. across; peduncle 2–6(–8.7) cm. long, glabrous; primary inflorescence-branches up to 2.4(–3.2 in fruit) cm. long; pedicels 0–4(–7) mm. long, glabrous; inflorescence-supporting leaf-blades broadly elliptic to ovate or occasionally elliptic, 1.6–9.8 cm. long, 0.9–4.4 cm. wide, obtuse or less often acute at apex, cordate or rounded to obtuse at base; petiole ± 1 mm. long; bracteoles lanceolate to narrowly ovate, usually with one pair at the base of each calyx-tube.
    Calyx
    Calyx glabrous; tube 2 mm. long; limb-tube 0.5–0.75 mm. long; lobes shortly triangular, 0.5–1 mm. long, acute.
    Corolla
    Corolla white or cream and pink at the base; tube 3.6–5.8 cm. long, 1–1.5 mm. wide at top; lobes oblong-elliptic, 7–8 mm. long, 3–3.5 mm. wide, obtuse.
    Fruits
    Fruit 0.9–1.1 cm. in diameter; calyx-limb persistent.
    Seeds
    Seeds (undeveloped) rusty brown, 7.5 mm. wide.
    Habitat
    Forest ridges and dry woodland; 2100–2250 m.
    Distribution
    T4

    Distribution

    Native to:

    Burundi, Rwanda, Tanzania, Zaïre

    Ixora burundiensis Bridson appears in other Kew resources:

    First published in Kew Bull. 32: 604 (1978)

    Accepted by

    • 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 Tropical East Africa
    • Bridson, Troupin & Verdc. in Fl. Rwanda 3: 168, fig. 52/1 (1985).
    • Bridson & Troupin in Fl. Pl. Lign. Rwanda: 563, fig. 190/1 (1982).
    • Bridson in Kew Bulletin 32: 604, fig. 1 (1978).

    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