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  1. Family: Burseraceae Kunth
    1. Genus: Commiphora Jacq.
      1. Commiphora erosa Vollesen

        This species is accepted, and its native range is SE. Ethiopia to Kenya.

    [FTEA]

    Burseraceae, J.B. Gillett. Flora of Tropical East Africa. 1991

    Habit
    Unarmed glabrous shrub or slender tree up to 5 m. tall; leafy shoots ± 2 mm. in diameter, slightly ridged longitudinally; bark smooth, grey; exudate colourless and odourless.
    Leaves
    Leaves always 3-foliolate, thin and delicate, rather translucent, drying yellowish green, usually born singly on long-shoots; petiole well developed, 1/3–4/5 as long as terminal leaflet which is entire, elliptic, ovate or obovate, broadly acuminate, attenuate below into a narrow petiolule-like base, the veins slender, not prominent, 15–70 mm. long, 10–55 mm. wide; lateral leaflets similar but broader at the base, 1/3–2/3 as long as the terminal.
    Flowers
    Flowers dark red, appearing with the leaves.
    Male
    Male inflorescences pedunculate 7–9-flowered cymes; peduncle 8–12(–28) mm.; pedicels 2–4 mm.; bracts ovate-triangular, 0.4–0.7 mm.; calyx ± 1.4 mm. including the 0.6 mm. broadly triangular lobes; petals ± 4 mm.; filaments 2.6 and 2.0 mm., anthers 0.6 and 0.4 mm. long.
    Inflorescences
    Female flowers similar, in shorter 1–2-flowered cymes; style 1.3–2 mm. long; longer than the 0.9 mm. ovary; stigma capitate. Male inflorescences pedunculate 7–9-flowered cymes; peduncle 8–12(–28) mm.; pedicels 2–4 mm.; bracts ovate-triangular, 0.4–0.7 mm.; calyx ± 1.4 mm. including the 0.6 mm. broadly triangular lobes; petals ± 4 mm.; filaments 2.6 and 2.0 mm., anthers 0.6 and 0.4 mm. long.
    Female
    Female flowers similar, in shorter 1–2-flowered cymes; style 1.3–2 mm. long; longer than the 0.9 mm. ovary; stigma capitate.
    Fruits
    Fruit-stalk 4–6 mm. long; fruit asymmetrically oblong-ellipsoid, ± 10 × 8 × (3+4) mm., the pointed style-base deflected towards the sterile locule; pericarp 2-valved; pseudaril 4-armed, sutural arms almost as long as the stone; fertile facial arm 3/4 sterile locule arm 1/4 of its length; stone black, smooth, oblong, ± 8 × 5 × (2+4) mm.
    Figures
    Fig. 8/1–5, p. 52.
    Habitat
    Open Acacia, Commiphora woodland, usually on silty alluvium near perennial rivers; 90–400 m.; rainfall 230–300 mm.
    Distribution
    K1 K7

    Images

    Distribution

    Native to:

    Ethiopia, Kenya, Somalia

    Other Data

    Commiphora erosa Vollesen appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Gilbert, M.G. [7530], Ethiopia K000199671 Unknown type material

    Bibliography

    First published in Kew Bull. 40: 60 (1985)

    Accepted by

    • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne.
    • Thulin, M. (ed.) in Thulin, M. (ed.) (1999). Flora of Somalia 2: 1-303. The Royal Botanic Gardens, Kew.
    • Gillett, J.B. (1991). Flora of Tropical East Africa, Burseraceae: 1-94.
    • Hedberg, I. & Edwards, S. (eds.) (1989 publ. 1990). Flora of Ethiopia and Eritrea 3: 1-659. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps.

    Literature

    Flora of Tropical East Africa

    • Vollesen in Fl. Eth. 3: 465, fig. 123.14A,D,E (1990), pro parte quoad typo et specim. ex Kenya.
    • Vollesen in Kew Bulletin 40: 60, fig. 9 A,D,E (1985)

    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 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