1. Family: Malvaceae Juss.
    1. Genus: Grewia L.
      1. Grewia forbesii Harv. ex Mast.

        This species is accepted, and its native range is S. Ethiopia to N. Mozambique.

    [FTEA]

    Tiliaceae, C. Whitehouse, M. Cheek, S. Andrews & B. Verdcourt. Flora of Tropical East Africa. 2001

    Habit
    Shrub or small tree, sometimes scandent, up to 12 m tall; young branches roughly pubescent, older branches 3–4-angled.
    Leaves
    Leaves obovate-oblong to oblong, 2.5–13 cm long, 1.5–7.5 cm wide, broadly obtuse to acute or shortly acuminate at the apex, truncate to slightly cordate at the base, roughly pubescent to scabrid above, roughly pubescent, sometimes densely so, beneath; petiole 3–7 mm long.
    Inflorescences
    Inflorescence a 2–3-flowered cyme, 1–3 in a leaf-axil; peduncle 4–6 mm long; pedicels 3–6 mm long.
    Flowers
    Flowers yellow to orange; sepals 13–20 mm long, green to dull purple outside, yellow within; petals 8–12 mm long, bifid, yellow.
    Androgynophore
    Androgynophore 1–1.5 mm long, glabrous.
    Stamens
    Stamens 8–10 mm long.
    Pistil
    Ovary ± 3 mm long, densely hairy; style 7–11 mm long, hairy.
    Fruits
    Fruit subglobose, unlobed or obscurely 2(–4)-lobed, 8–17 mm long, 8–15 mm wide, covered with warts up to ± 1 mm long and tipped with hairs, brownish green turning red to reddish brown when ripe.
    Habitat
    Thicket, forest, woodland, secondary vegetation in old cultivation and grassland and in sand by the seashore; 0–1250 m
    Distribution
    K4 K6 K7 P T2 T3 T6 T8 Z
    [FZ]

    Tiliaceae, H. Wild. Flora Zambesiaca 2:1. 1963

    Habit
    Much-branched shrub or small tree; young branches coarsely and ferruginously hairy.
    Leaves
    Leaf-lamina 3·5–12 × 2·5–7 cm., ovate-oblong or obovate-oblong to broadly elliptic, scabrid above with the nervation noticeably impressed, stellate-pubescent below with the nerves strongly reticulate; petiole up to 4 mm. long, rufous-hairy; stipules up to 5 mm. long, subulate and often falcate, pubescent.
    Inflorescences
    Inflorescences all axillary; peduncles 0·3 mm. long, ferruginously hairy; pedicels similar, about 3 together, 1–3 mm. long; bracts 3–5 × 1·5–3 mm., lanceolate to ovate-lanceolate, entire, pubescent on the back.
    Buds
    Flower-buds oblong but slightly swollen at the base and usually slightly constricted above the swelling.
    Calyx
    Sepals 14–20 × 2·5 mm., closely stellate-pubescent outside, glabrous and yellow inside.
    Corolla
    Petals yellow, slightly shorter than the sepals, narrowly elongate, with a basal nectariferous claw c. 1·5 mm. long setose-pubescent at the back circumvillous within and produced into a ledge above.
    Androgynophore
    Androgynophore 1·5 mm. long, glabrous, not produced above the node, slightly lobed on the upper margin producing a shallow cup clasping the ovary.
    Pistil
    Ovary ellipsoid, densely setose, entire or subentire; style up to 1·3 cm. long, setose-pubescent except at the apex; stigma-lobes 4, subulate.
    Fruits
    Fruit entire or shallowly 2–4-lobed, c. 1·6 cm. in diam., sparsely setose and covered with warty rough protuberances.

    Images

    Distribution

    Native to:

    Burundi, Ethiopia, Kenya, Malawi, Mozambique, Somalia, Tanzania

    Grewia forbesii Harv. ex Mast. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Kirk, J. [s.n.], Mozambique K000241926
    Forbes [s.n.], Mozambique K000241925
    Forbes [s.n.], Mozambique K000241927
    Kuntze, O. [s.n.], Mozambique K000241922
    Kuntze, O. [s.n.], Mozambique K000241923
    Meller, C.J. [s.n.], Mozambique K000241924

    First published in D.Oliver & auct. suc. (eds.), Fl. Trop. Afr. 1: 250 (1868)

    Accepted by

    • Govaerts, R. (2003). World Checklist of Seed Plants Database in ACCESS G: 1-40325.
    • Whitehouse, C., Cheek, M., Andrews, S. & Verdcourt, B. (2001). Flora of Tropical East Africa, Tiliaceae & Muntingiaceae: 1-120.
    • Thulin, M. (ed.) in Thulin, M. (ed.) (1999). Flora of Somalia 2: 1-303. The Royal Botanic Gardens, Kew.
    • Edwards, S., Tadesse, M. & Hedberg, I. (eds.) (1995). Flora of Ethiopia and Eritrea 2(2): 1-456. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps.
    • Exell, A.W., Fernandes, A. & Wild, H. (eds.) (1963). Flora Zambesiaca 2(1): 1-351. Royal Botanic Gardens, Kew.
    • Robyns, W. & al. (eds.) (1948-1963). Flore du Congo Belge et du Ruanda-Urundi 1-10.

    Literature

    Kew Backbone Distributions
    • Thulin, M. (ed.) in Thulin, M. (ed.) (1999). Flora of Somalia 2: 1-303. The Royal Botanic Gardens, Kew.
    • Exell, A.W., Fernandes, A. & Wild, H. (eds.) (1963). Flora Zambesiaca 2(1): 1-351. Royal Botanic Gardens, Kew.
    • Robyns, W. & al. (eds.) (1948-1963). Flore du Congo Belge et du Ruanda-Urundi 1-10.
    Flora of Tropical East Africa
    • Sebsebe in Fl. Eth. 2(2): 149 (1995).
    • Beentje, Kenya Trees, Shrubs and Lianas p. 155, fig. f3 on 152, map (1994).
    • Koenders, Fl. PembaI.: 49 (1992).
    • Vollesen in Opera Bot. 59: 33 (1980).
    • Wild & Gonç. in Fl. Moçamb. 28: 17 (1969).
    • Wild in Flora Zambesiaca 2: 47 (1963).
    • Dale & Greenway, Kenya Trees and Shrubs p. 565, fig. 103/f3 (1961).
    • J.P.M. Brenan, Check-lists of the Forest Trees and Shrubs of the British Empire no. 5, part II, Tanganyika Territory p. 618 (1949).
    • R. O. Williams, Useful and Ornamental Plants in Zanzibar and Pemba p. 288 (1949).
    • Battiscombe & Dale, Trees and Shrubs of Kenya Colony p. 38 (1936).
    • Burret in A. Engler, Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 45: 171 (1910).
    • K. Schum. in Die Pflanzenwelt Ost-Afrikas und der Nachbargebiete, Theile C: 264 (1895).
    • Mast. in Flora of Tropical Africa 1: 250 (1868).

    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