1. Family: Ebenaceae Gürke
    1. Genus: Diospyros L.
      1. Diospyros mweroensis F.White

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

    [FTEA]

    Ebenaceae, F. White & B. Verdcourt. Flora of Tropical East Africa. 1996

    Habit
    Small bushy semideciduous tree up to 10 m. tall; bark smooth, shed in large patches; slash bright yellow.
    Leaves
    Leaves drying dark brown above, pale yellowish brown beneath, oblanceolate, oblong, oblanceolate-oblong or obovate-oblong, 2.5-10.5 cm. long, 1.2-3.5 cm. wide, usually shortly and abruptly acuminate at the apex, rarely acute or obtuse, cuneate to rounded at base, densely strigulose-setulose on nerves and veins beneath; lateral nerves in 5-9 pairs, prominent beneath, arcuate and anastomosing near the margin; tertiary nerves and venation forming a lax reticulum, slightly prominent beneath; petiole up to 5 mm. long.
    Flowers
    Male flowers sweetly scented, subfasciculate or in shortly pedunculate cymes, 6-9-flowered, in axils of fallen leaves or on older branchlets; pedicels 2-3 mm. long, densely setulose-pubescent; calyx at first closed in bud, later cyathiform, 5 mm. long, 6 mm. wide, strigulose-tomentellous with dark brown hairs; margin subtruncate, with 4 broadly triangular lobes scarcely 1 mm. long; corolla cream, coriaceous, subrotate, 7-8 mm. long, fulvous-strigulose-tomentellous; corolla-tube 1.5-2 mm. long; corolla-lobes 4, tongue-shaped; stamens ± 50, far exserted, up to 6 mm. long; filaments up to 2.5 mm. long, inserted on the corolla-tube, setulose; anthers narrowly lanceolate, apiculate, with connective sparsely strigulose on abaxial surface. Female flowers in 1-5-flowered fascicles on older leafless branchlets; pedicels 5-6 mm. long, tomentellous; bracts leafy, 9 mm. long, 5 mm. wide, soon falling; calyx cyathiform, 8 mm. long, brown velvety tomentellous outside, pale tomentellous inside, very shallowly and irregularly lobed at the apex; corolla cream, rotate, 1.3 cm. long; corolla-tube 4 mm. long and wide; corolla-lobes 4, ovate-tongue-shaped, 9 mm. long, 6 mm. wide, tomentellous outside where exposed in bud, glabrous where overlapped in bud; staminodes ± 16, 4 mm. long, inserted on the corolla-tube with densely setulose antherodes; ovary 3 mm. long and wide; common style 3 mm. long, densely strigulose; stigmas 4, fleshy, glabrous, irregularly lobed, 2 mm. long.
    Male
    Male flowers sweetly scented, subfasciculate or in shortly pedunculate cymes, 6-9-flowered, in axils of fallen leaves or on older branchlets; pedicels 2-3 mm. long, densely setulose-pubescent; calyx at first closed in bud, later cyathiform, 5 mm. long, 6 mm. wide, strigulose-tomentellous with dark brown hairs; margin subtruncate, with 4 broadly triangular lobes scarcely 1 mm. long; corolla cream, coriaceous, subrotate, 7-8 mm. long, fulvous-strigulose-tomentellous; corolla-tube 1.5-2 mm. long; corolla-lobes 4, tongue-shaped; stamens ± 50, far exserted, up to 6 mm. long; filaments up to 2.5 mm. long, inserted on the corolla-tube, setulose; anthers narrowly lanceolate, apiculate, with connective sparsely strigulose on abaxial surface.
    Female
    Female flowers in 1-5-flowered fascicles on older leafless branchlets; pedicels 5-6 mm. long, tomentellous; bracts leafy, 9 mm. long, 5 mm. wide, soon falling; calyx cyathiform, 8 mm. long, brown velvety tomentellous outside, pale tomentellous inside, very shallowly and irregularly lobed at the apex; corolla cream, rotate, 1.3 cm. long; corolla-tube 4 mm. long and wide; corolla-lobes 4, ovate-tongue-shaped, 9 mm. long, 6 mm. wide, tomentellous outside where exposed in bud, glabrous where overlapped in bud; staminodes ± 16, 4 mm. long, inserted on the corolla-tube with densely setulose antherodes; ovary 3 mm. long and wide; common style 3 mm. long, densely strigulose; stigmas 4, fleshy, glabrous, irregularly lobed, 2 mm. long.
    Fruits
    Fruit yellow at first, black when ripe, 2.5 cm. long, 2.2 cm. wide, apiculate, glabrous.
    Seeds
    Seeds 8, black, ± date-shaped, 1.6 mm. long, 6 mm. wide, 4 mm. thick.
    Calyx
    Fruiting calyx 1.4-1.7 cm. long, 2-2.4 cm. wide, glabrescent in patches outside, persistently and minutely strigulose inside.
    Figures
    Fig. 2/3.
    Habitat
    Brachystegia woodland; ± 1500 m.
    Distribution
    T4
    [FZ]

    Ebenaceae, F. White. Flora Zambesiaca 7:1. 1983

    Habit
    Small, bushy, semi–deciduous tree up to 10 m. high.
    Bark
    Bark smooth, shed in large irregular scales.
    Leaves
    Leaves chartaceous, drying dark brown above, pale yellowish–brown beneath; lamina 3·2 x 1·2–9 .5 x 3·5 cm., oblanceolate, oblanceolate–oblong or obovate–oblong, apex usually shortly and abruptly acuminate, rarely acute or obtuse, base cuneate or rounded; lower surface densely strigulose–setulose on nerves and veins, less densely so on lamina; lateral nerves in 5–9 pairs, prominent beneath, arcuate and anastomosing near the margin; tertiary nerves and veins forming a lax reticulum, slightly prominent beneath.
    Stamens
    Stamens c. 50, far–exserted, up to 0–6 cm. long, filaments up to 0–25 cm. long, setulose, inserted on corolla–tube; anthers narrowly lanceolate, apiculate, connective sparsely strigulose on abaxial surface.
    Male
    Stamens c. 50, far–exserted, up to 0–6 cm. long, filaments up to 0–25 cm. long, setulose, inserted on corolla–tube; anthers narrowly lanceolate, apiculate, connective sparsely strigulose on abaxial surface. Calyx at first closed in bud, at anthesis cyathiform, 0·5 x 0·6 cm., strigulose–tomentellous with dark brown hairs, margin subtruncate with 4 broadly deltate lobes scarcely 0·1 cm. long. Corolla coriaceous, subrotate, 0·7–0·8 cm. long, fulvous–strigulose–tomentellous; tube 0·15–0·2 cm. long; lobes 4, Ungulate. Male flowers subfasciculate or in shortly pedunculate cymes, 6–9 together in axils of fallen leaves or on older branchlets; pedicels 0·2–0·3 cm. long, densely setulose–pubescent.
    Flowers
    Female flowers in 1–5–flowered fascicles on older leafless branchlets; pedicels 0·5–0·6 cm. long, tomentellous; bracts foliaceous, 0·9 x 0·5 cm., caducous. Male flowers subfasciculate or in shortly pedunculate cymes, 6–9 together in axils of fallen leaves or on older branchlets; pedicels 0·2–0·3 cm. long, densely setulose–pubescent.
    Calyx
    Calyx 0–8 cm. long, cyathiform, brown–velutinous–tomentellous outside, paler tomentellous inside, very shallowly and irregularly lobed at apex. Calyx at first closed in bud, at anthesis cyathiform, 0·5 x 0·6 cm., strigulose–tomentellous with dark brown hairs, margin subtruncate with 4 broadly deltate lobes scarcely 0·1 cm. long.
    Corolla
    Corolla 1·3 cm. long, rotate; tube 0·4 x 0·4 cm., lobes 4, ovate–lingulate, 0· x 0· cm., outer surface tomentellous where exposed in bud, glabrous where overlapped in bud. Corolla coriaceous, subrotate, 0·7–0·8 cm. long, fulvous–strigulose–tomentellous; tube 0·15–0·2 cm. long; lobes 4, Ungulate.
    Staminodes
    Staminodes c. 16, 0· cm. long, inserted on corolla–tube; antherodes densely setulose.
    Ovary
    Ovary 0· x 0· cm.; common style 0·3 cm. long, densely strigulose, ending in 4 fleshy, glabrous, 0·2 cm. long, irregularly lobed stigmata.
    Female
    Ovary 0· x 0· cm.; common style 0·3 cm. long, densely strigulose, ending in 4 fleshy, glabrous, 0·2 cm. long, irregularly lobed stigmata. Staminodes c. 16, 0· cm. long, inserted on corolla–tube; antherodes densely setulose. Calyx 0–8 cm. long, cyathiform, brown–velutinous–tomentellous outside, paler tomentellous inside, very shallowly and irregularly lobed at apex. Corolla 1·3 cm. long, rotate; tube 0·4 x 0·4 cm., lobes 4, ovate–lingulate, 0· x 0· cm., outer surface tomentellous where exposed in bud, glabrous where overlapped in bud. Female flowers in 1–5–flowered fascicles on older leafless branchlets; pedicels 0·5–0·6 cm. long, tomentellous; bracts foliaceous, 0·9 x 0·5 cm., caducous.
    Seeds
    Seeds 8, black, 1·6 x 0·6 x 0·4 cm.
    Fruits
    Fruiting calyx 1·4 x 2·4 cm., glabrescent in patches outside, persistently and minutely strigulose inside. Fruit apiculate, yellow at first, black when ripe, c. 2·5 x 2·2 cm., glabrous.

    Distribution

    Native to:

    Tanzania, Zambia, Zaïre

    Diospyros mweroensis F.White appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Richards, H.M. [12017], Zambia 3381.000

    First published in Bull. Jard. Bot. État Bruxelles 27: 530 (1957)

    Accepted by

    • Govaerts, R. (2000). World Checklist of Seed Plants Database in ACCESS D: 1-30141.

    Literature

    Flora of Tropical East Africa
    • F. White in Bulletin du Jardin Botanique National de Belgique 58: 351 (1988).
    • F. White in Flore d'Afrique Centrale, Ebenaceae: 12, t. 2 (1987)
    • F. White in Flora Zambesiaca 7(1): 255, t. 56 (1983)
    • F. White in Bulletin du Jardin Botanique de l'État a Bruxelles 27: 530, fig. 56 (1957)

    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.

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. 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 2019. 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