1. Family: Malvaceae Juss.
    1. Genus: Cola Schott & Endl.
      1. Cola lukei Cheek

        This species is accepted, and its native range is NE. Tanzania.

    [FTEA]

    Sterculiaceae, Martin Cheek & Laurence Dorr; Nesogordonia, Laurence Dorr, Lisa Barnett. Flora of Tropical East Africa. 2007

    Type
    Type: Tanzania, Lushoto District: E Usambara Mts, Kwamgumi Forest Reserve, Luke & Muir 6105 (K!, holo.; DSM, EA, NHT, iso.)
    Habit
    Monoecious much-branched tree 6–10 m tall.
    Branches
    Branches greyish brown, with numerous shallow furrows, lenticels inconspicuous.
    Stem
    Leafy stems 2–3 mm diameter, internodes 1–20 mm long, the distal ± 10 cm of actively growing stems brown-scurfy with dense stellate hairs
    Leaves
    Leaf-blade simple, elliptic, 11–32 × 4.5–10(–13.5) cm, entire, acumen short and wide, 0.2–1.3 cm long, margin barely revolute, base acute, with 6–7 pairs of dull yellow secondary nerves; petiole terete, 0.5–12.5 cm long, both short and long petiole on the same stem, pulvinate at base and apex, the pulvini (2–)6–9(–12) mm long, ± 0.2 cm diameter, brownish green below, brown-scurfy as the distal part of the stems; stipules caducous, not persisting below the apical bud, triangular-acuminate, 4–5 × 1.5–2 mm, glabrescent
    Inflorescences
    Inflorescences cauliflorous, loosely fasciculate, with several flowers opening at one time from a mass of 20–30 buds on one of several woody burrs (brachyblasts) scattered on the trunk; pedicel 3.7–9.5 mm long, articulated 3–4(–6) mm from the base, bearing 1–3 scattered caducous bracts below the point of articulation, indumentum minutely puberulous, of patent simple hairs with scattered 5–10-armed stellate hairs; bracts suborbicular, ± 1.7 × 1.5 mm, apex bifid
    Flowers
    Female flowers 20–30 mm diameter, pale yellow; perianth divided into 4–5 patent or reflexed lobes, subtriangular to narrowly ovate, 9–12 × 7–8 mm, apex acute to obtuse, base ± 5–8 mm wide, margin involute, membranous, inconspicuous; basal part of perianth campanulate, ± 5 × 5 mm, outer perianth puberulous, as the pedicel, inner surface glabrous, basal half of lobes minutely papillate; anthers 8–9, uniseriate, indehiscent, at the base of the ovary; carpels 3–4, adnate, ovoid, 5 × 4 mm, puberulous; stigmas white, elliptic, 3.5–4.5 × 2–2.5 mm, reflexed, apex rounded, upper surface papillate Male flowers as the female, but 14–17(–22) mm diameter, perianth lobes 5–6, 5.5–7 × 3.2–4.5 mm, basal part of perianth slightly convex, ± 6 mm wide; androphore cylindrical, 1.5–3 × 0.5–0.7 mm, apex slightly constricted, glabrous; anther-head (2.5–)3 mm wide, anthers uniseriate, 8–9; carpels inconspicuous
    Female
    Female flowers 20–30 mm diameter, pale yellow; perianth divided into 4–5 patent or reflexed lobes, subtriangular to narrowly ovate, 9–12 × 7–8 mm, apex acute to obtuse, base ± 5–8 mm wide, margin involute, membranous, inconspicuous; basal part of perianth campanulate, ± 5 × 5 mm, outer perianth puberulous, as the pedicel, inner surface glabrous, basal half of lobes minutely papillate; anthers 8–9, uniseriate, indehiscent, at the base of the ovary; carpels 3–4, adnate, ovoid, 5 × 4 mm, puberulous; stigmas white, elliptic, 3.5–4.5 × 2–2.5 mm, reflexed, apex rounded, upper surface papillate
    Male
    Male flowers as the female, but 14–17(–22) mm diameter, perianth lobes 5–6, 5.5–7 × 3.2–4.5 mm, basal part of perianth slightly convex, ± 6 mm wide; androphore cylindrical, 1.5–3 × 0.5–0.7 mm, apex slightly constricted, glabrous; anther-head (2.5–)3 mm wide, anthers uniseriate, 8–9; carpels inconspicuous
    Fruits
    Fruit one or more per stem; pedicel accrescent, stout, 5 mm long; fruitlets 3, red, patent, widely ellipsoid, ± 4.5 × 3.2 cm, ± 2 cm deep, apex rostrate, 6–10 × 2–4 mm, base sessile, ventral suture ridge conspicuous, pericarp leathery, ± 2 mm thick when dried, smooth, densely shortly dark brown puberulous with stellate and simple hairs.
    Seeds
    Seeds ± 7 per fruit, hemispherical, ± 15 × 15 mm, invested in a thick glossy seed-coat
    Ecology
    Lowland forest with Pterocarpus; 300-350 m
    Conservation
    Cola lukei was assessed as Endangered (EN B1+ 2c, C2b) in Cheek (Kew Bull. 57: 417, 2002). The species is only known from the eastern Usambara Mts at Kwamgumi Forest Reserve.
    Distribution
    Range: Not known elsewhere Flora districts: T3
    [FTEA]
    Use
    Flora districts: Used as firewood.

    Images

    Distribution

    Native to:

    Tanzania

    Cola lukei Cheek appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 2008 Luke [6105], Tanzania K000381694 holotype

    First published in Kew Bull. 57: 417 (2002)

    Accepted by

    • Cheek, M. & Dorr, L. (2007). Flora of Tropical East Africa, Sterculiaceae: 1-134.
    • Govaerts, R. (2003). World Checklist of Seed Plants Database in ACCESS G: 1-40325.

    Literature

    Flora of Tropical East Africa
    • K.B. 57: 417 (2002).

    Sources

    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 2018. 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 2018. 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