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

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

    [FTEA]

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

    Habit
    Unarmed shrubs or trees up to 6 m. tall; trunk cylindrical, not straight; outer bark peeling in strong blackish scrolls from the copper-coloured very tough under-bark; slash red or pinkish; exudate colourless, very aromatic; young twigs slender, 0.5–1.0 mm. in diameter, almost glabrous or puberulous, yellowish or reddish brown, becoming grey.
    Leaves
    Leaves 3–5-foliolate, glabrous or crisped-puberulous beneath, subglabrous above but the midrib nearly always crisped-puberulous; petiole 5–25(–35) mm. long, crisped-puberulous, sometimes narrowly winged near the top, as is the rhachis in 5-foliolate leaves; leaflets elliptic to slightly obovate, crenate or crenate-serrate or rarely subentire, broadly acute, rounded or emarginate apically, the laterals ± rounded below, sessile or on petiolules up to 2 mm. long, 4–22 mm. long, 3–16 mm. wide; the terminal attenuate below into a petiolule (extension of rhachis) which maybe up to 10 mm. long, 7–25 mm. long, 5–15(–20) mm. wide.
    Flowers
    Flowers usually precocious, brownish yellow, glabrous, the ♂ clustered 6–8 together in glabrous brownish cymes ± 3 mm. long, with paired oval bracteoles ± 1 mm. long united below to form cups; ♀ single or in pairs on stalks ± 1 mm. long.
    Calyx
    Calyx ± 1.7 mm. broad and 1.3 mm. deep including broad teeth ± 0.3 mm. long.
    Corolla
    Petals elliptic-linear, ± 2 × 1 mm., recurved at the tip.
    Filaments
    Filaments 1.5 and 1.4 mm., anthers 0.6 and 0.5 mm., the stamens thus appearing subequal; staminodes in ♀ flowers ± 1 mm. long.
    Pistil
    Ovary and style each 1 mm.
    Fruits
    Fruit-stalk 1–3 mm. long; drupe reddish brown marked with 4 pale streaks, ovoid-ellipsoid, apiculate, 6–8 × 5–6 × (1.5 + 3) mm.; pericarp 4-valved; pseudaril very thin and obscure covering most of the stone, which is ± smooth and measures 5–6 × 4–5 × (0.5 + 1.5) mm.; the sterile locule narrowly oblong, ± 1.6 mm. wide.
    Figures
    Fig. 15/11, 12, p. 82.
    Habitat
    Acacia, Commiphora bushland; 230–1300 m.; rainfall 250–350 mm.
    Distribution
    K1

    Images

    Distribution

    Native to:

    Ethiopia, Kenya, Somalia

    Commiphora boranensis Vollesen appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Gilbert, M.G. [7811], Ethiopia K000425329 Unknown type material

    First published in Kew Bull. 40: 64 (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: 475 fig. 123.17 (1990).
    • Vollesen in Kew Bulletin 40: 64, fig. 11 (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