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  1. Family: Rubiaceae Juss.
    1. Genus: Psydrax Gaertn.
      1. Psydrax whitei Bridson

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

    [FTEA]

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

    Habit
    Shrub or tree 1.5–9 m. tall (also described as a dwarf shrub 0.3 m. tall); very young stems pubescent; older stems with greyish bark.
    Leaves
    Leaves restricted to green stems or sometimes on mature stems; blades ovate or sometimes elliptic or round, 1.3–3 cm. long, 0.9–2.7 cm. wide, obtuse or sometimes rounded at apex, rounded to truncate or occasionally subcordate at base, herbaceous to subcoriaceous, somewhat shiny and glabrous above, sparsely pubescent on midrib beneath; lateral nerves in 3–4 main pairs, impressed above; tertiary nerves apparent; domatia present as membranous ciliate pockets; petioles not exceeding 2 mm. long; stipules triangular-acuminate, 3–4 mm. long, keeled when mature.
    Flowers
    Flowers scented (described as sweet or foetid), 4-merous, borne in (5–)12–70-flowered, compact, pedunculate corymbs; peduncle 0.3–1.5 cm. long, pubescent; inflorescence-branches acutely angled; pedicels 0.2–1.3 cm. long, pubescent; bracteoles inconspicuous.
    Calyx
    Calyx-tube 1 mm. long, broader than long, glabrous or with a few hairs towards base; limb 0.5–0.75 mm. long, irregularly dentate.
    Corolla
    Corolla greenish cream; tube 1.5–2 mm. long, pubescent at throat but lacking definite ring of deflexed hairs; lobes oblong, 2.5–3 mm. long, 1.5 mm. wide, obtuse.
    Anthers
    Anthers reflexed.
    Pistil
    Style 6–8 mm. long; stigmatic knob 1 mm. long, obscurely ribbed.
    Disc
    Disk glabrous.
    Fruits
    Fruit black when mature, broadly oblong in outline, 6 mm. long, 7 mm. wide, not indented; pyrenes ± ellipsoid with ventral face flattened, 7 mm. long, 4 mm. wide, 3 mm. thick, rugulose.
    Figures
    Fig. 160.
    Habitat
    Mixed evergreen forest or thickets, often on rocky ground; 1500–2750 m.
    Distribution
    T7 T8
    [FZ]

    Rubiaceae, D. Bridson. Flora Zambesiaca 5:2. 1998

    Habit
    Shrub or small tree 1.5–9 m tall (also described as a dwarf shrub 0.3 m tall); very young stems pubescent; bark greyish.
    Leaves
    Leaves restricted to green stems, or sometimes on mature stems; blades 1.3–3 × 0.9–3.5 cm, ovate or sometimes elliptic to round, obtuse or occasionally rounded at apex, rounded to truncate or occasionally subcordate at base, herbaceous to slightly coriaceous, shiny and glabrous on upper surface, sparsely pubescent to pubescent on midrib beneath; lateral nerves in 3–4 main pairs, impressed above; tertiary nerves apparent; domatia present as ciliate membranous pockets; petioles not exceeding 2 mm long; stipules 3–4 mm long, triangular-acuminate, keeled when mature.
    Flowers
    Flowers 4-merous, borne on (5)12–70-flowered, compact, pedunculate corymbs; peduncles 3–15 mm long, pubescent; inflorescence branches proportionately short, not spreading; pedicels 2–13 mm long, pubescent; bracteoles inconspicuous.
    Calyx
    Calyx tube 1 mm long, broader than long, glabrous or with a few hairs towards the base; limb 0.5–0.75 mm long, irregularly dentate.
    Corolla
    Corolla greenish-cream; tube 1.5–2 mm long, pubescent at throat but lacking a well defined ring of deflexed hairs; lobes 2.5–3 × 1.5 mm, oblong, obtuse.
    Anthers
    Anthers reflexed.
    Style
    Style 6–8 mm long.
    Pollen presenter
    Pollen presenter 1 × 0.5 mm long, obscurely ribbed; disk glabrous.
    Fruits
    Fruit 7 × 7 × 4 mm, broadly oblong in outline, not indented at the apex, black when mature.
    Pyrene
    Pyrenes 7 × 4 × 3 mm, ± ellipsoid with ventral face flattened, rugulose.

    Images

    Distribution

    Native to:

    Malawi, Tanzania, Zambia

    Synonyms

    Other Data

    Psydrax whitei Bridson appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1984 Richards, M. [22527], Malawi K000422506 holotype

    Bibliography

    First published in Kew Bull. 40: 706 (1985)

    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 in Kew Bulletin 40: 706, fig. 4 (1985).

    Sources

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

    Flora of Tropical East Africa
    Flora of Tropical East 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