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

[FTEA]

Euphorbiaceae, A. R.-Smith. Flora of Tropical East Africa. 1987

Morphology General Habit
An erect or semi-scandent shrub or small tree up to 6 m. tall, but more commonly to 3.5 m.
Morphology General Bark
Bark light grey or brown, flaking.
Morphology Twigs
Twigs pale grey-green, not prominently sparingly lenticellate.
Morphology General Shoots
Young shoots and petioles evenly pubescent, soon glabrescent.
Morphology Leaves
Petioles (2–)3–9 mm. long; leaf-blades ovate, elliptic or elliptic-lanceolate, (1–)3–7.5(–12) cm. long, (0.5–)1–3(–5) cm. wide, obtuse or sometimes subacute at the apex, cuneate at the base, crenate-serrate, often irregularly so, chartaceous, brittle, lateral nerves 5–7 pairs, commonly looped well within the margin, sometimes not looped, not prominent above, slightly so below, sparingly pubescent or puberulous along the midrib and main nerves above and beneath at first, later becoming quite glabrous, dark green, paler beneath, often purplish tinged at first.
Morphology Leaves Stipules
Stipules aculeolate, 2 mm. long, straight or hooked, pungent, slightly accrescent, yellowish.
sex Male
Male flowers:pedicels slender, flexuous, extending to 1.2 cm. at anthesis, glabrous; calyx-lobes 3(–4), triangular-ovate, 1.5 mm. long, 1 mm. wide, acute, glabrous, greenish cream; extrastaminal disc-glands 7, small, rounded, distinct, glabrous; interstaminal glands numerous, erect, angular, truncate, glabrous, dark green; stamens 9–15, 5–7 peripheral, 4–8 central, 0.5 mm. long, filaments broadened in the middle, purple-grey, anthers white or cream. Male inflorescences densely glomerulate, sessile or shortly pedunculate, 0.5–1.5 cm. long; peduncles pubescent or glabrous; bracts minute, ciliate.
Morphology Reproductive morphology Inflorescences
Female inflorescences fewer-flowered than ♂, but otherwise similar. Male inflorescences densely glomerulate, sessile or shortly pedunculate, 0.5–1.5 cm. long; peduncles pubescent or glabrous; bracts minute, ciliate.
Morphology Reproductive morphology Flowers
Female flowers:pedicels 2–4 mm. long, stouter than in ♂; calyx-lobes smaller than in ♂, minutely ciliolate; disc-glands 3, ovate, flattened, scale-like; ovary trilobate, 1 mm. diameter, evenly adpressed pubescent; styles free, 1 mm. long, reflexed, stigmas fimbriate-laciniate throughout, white. Male flowers:pedicels slender, flexuous, extending to 1.2 cm. at anthesis, glabrous; calyx-lobes 3(–4), triangular-ovate, 1.5 mm. long, 1 mm. wide, acute, glabrous, greenish cream; extrastaminal disc-glands 7, small, rounded, distinct, glabrous; interstaminal glands numerous, erect, angular, truncate, glabrous, dark green; stamens 9–15, 5–7 peripheral, 4–8 central, 0.5 mm. long, filaments broadened in the middle, purple-grey, anthers white or cream.
sex Female
Female flowers:pedicels 2–4 mm. long, stouter than in ♂; calyx-lobes smaller than in ♂, minutely ciliolate; disc-glands 3, ovate, flattened, scale-like; ovary trilobate, 1 mm. diameter, evenly adpressed pubescent; styles free, 1 mm. long, reflexed, stigmas fimbriate-laciniate throughout, white. Female inflorescences fewer-flowered than ♂, but otherwise similar.
Morphology Reproductive morphology Fruits
Fruit tricoccous, or by abortion dicoccous, the cocci 3.5–4 mm. diameter, sparingly adpressed pubescent, greenish or purplish.
Morphology Reproductive morphology Seeds
Seeds 3–3.5 mm. diameter, shallowly foveolate-reticulate, aril orange-yellow or red.
Habitat
Forest edges and associated bushland or thicket, especially in fire-protected places, also along rivers and lakesides; 200–2440 m.
Distribution
K1 K2 K3 K4 K5 K6 K7 T1 T2 T5 U1 U2 U3 U4

Native to:

Burundi, Ethiopia, Kenya, Rwanda, Sudan, Tanzania, Uganda, Zaïre

Erythrococca bongensis Pax appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Schweinfurth [2296], Sudan K000422768
Volkens, G. [2354], Tanzania K000431001

First published in Bot. Jahrb. Syst. 19: 88 (1894)

Accepted by

  • Darbyshire, I., Kordofani, M., Farag, I., Candiga, R. & Pickering, H. (eds.) (2015). The Plants of Sudan and South Sudan: 1-400. Kew publishing, Royal Botanic Gardens, Kew.
  • Fischer, E., Rembold, K., Althof, A. & Obholzer, J. (2010). Annotated checklist of the vascular plants of Kakamega forest, Western province, Kenya Journal of East African Natural History 99: 129-226.
  • Govaerts, R., Frodin, D.G. & Radcliffe-Smith, A. (2000). World Checklist and Bibliography of Euphorbiaceae (and Pandaceae) 1-4: 1-1622. The Board of Trustees of the Royal Botanic Gardens, Kew.

Literature

Flora of Tropical East Africa

  • Troupin, Fl. Rwanda 2: 218, t. 66/1 (1983).
  • Troupin, Fl. Pl. Lign. Rwanda: 260, t. 89.1 (1982)
  • Dale & Greenway, Kenya Trees and Shrubs p. 194 (1961).
  • F. W. Andr., The Flowering Plants of the Anglo-Egyptian Sudan 2: 63 (1952).
  • J.P.M. Brenan, Check-lists of the Forest Trees and Shrubs of the British Empire no. 5, part II, Tanganyika Territory p. 207 (1949).
  • Robyns, Flore des Spermatophytes du Parc National Albert 1: 456 (1948).
  • A. Engler & O. Drude, Die Vegetation Der Erde, IX, Pflanzenwelt Afrikas 3(2): 72, 76 (1921).
  • Pax in A. Engler, Das Pflanzenreich IV. 147 (7): 98 (1914).
  • Prain in Flora of Tropical Africa 6(1): 854 (1912).
  • Prain in Ann. Bot. 25: 610 (1911)
  • Pax in A. Engler, Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 19: 88 (1894).

Flora of Tropical East Africa
Flora of Tropical East Africa
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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.
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Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. 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 2021. 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