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This species is accepted, and its native range is Kenya.
A specimen from Kew's Herbarium

[FTEA]

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

Morphology General Habit
Tree to 25 m. high, with a simple trunk to ± 80 cm. in diameter and smooth wrinkled greyish brown bark; primary branches spreading-ascending, sparsely rebranched, with clusters of fleshy branchlets at the apices forming a loose crown; branchlets irregularly rebranching, 3–4-angled, 2–6 cm. wide, deeply and thinly winged, ± constricted at irregular intervals into pear-shaped or oblong segments to ± 20 cm. long; angles sinuately toothed with teeth ± 1.5 cm. apart.
Morphology General Spines
Spine-shields obtusely triangular, 3–5 mm. long and wide, eventually extended to enclose the flowering eye just above; spines 1–2.5 mm. long; prickles rudimentary.
Morphology Leaves
Leaves rounded, to 9.5 × 10 mm.
Morphology Reproductive morphology Inflorescences
Cymes 1–3 in a horizontal line or occasionally 4 crowded together, 1-forked with stout peduncles, and cyme-branches 2–3 mm. long arranged in a vertical plane; bracts rounded, 3 × 4 mm.
Morphology Reproductive morphology Inflorescences Cyathia
Cyathia ± 3.5 × 7 mm., with cup-shaped involucres; glands transversely elliptic, ± 2 × 4 mm., not quite touching, yellowish green; lobes subcircular, ± 2 × 2 mm.
Morphology Reproductive morphology Flowers
Male flowers:bracteoles spathulate, plumose; stamens 4.5 mm. long. Female flower:perianth irregularly divided into 3–5 lobes, to 1.5 mm. long; styles 1.2 mm. long, joined at the base, apices rugose, bifid.
sex Male
Male flowers:bracteoles spathulate, plumose; stamens 4.5 mm. long.
sex Female
Female flower:perianth irregularly divided into 3–5 lobes, to 1.5 mm. long; styles 1.2 mm. long, joined at the base, apices rugose, bifid.
Morphology Reproductive morphology Fruits
Capsule subsessile, obtusely 3-lobed, ± 12 × 15 mm.
Morphology Reproductive morphology Seeds
Seeds subglobose, 4 × 3.5 mm., brownish grey, mottled, smooth.
Habitat
Steep rocky slopes in dry evergreen forest; 1300–1800 m.
Distribution
not known elsewhere K4 K6

Native to:

Kenya

Euphorbia cussonioides P.R.O.Bally appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Mar 1, 1960 McDonald, J. [E42], Kenya K000237615 isotype
Jan 1, 1954 Bally, P.R.O. [B12302], Kenya K000237614
Bally, J. [E 171], Kenya 4083.000
Bally, P.R.O. [s.n.], Kenya K000379406
Bally, P.R.O. [B14127], Kenya K000237613
Bally, P.R.O. [E42], Kenya K000237616

First published in Bothalia 7: 29 (1958)

Accepted by

  • 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

  • Bally in Bothalia 7: 29 (1958).
  • Dale & Greenway, Kenya Trees and Shrubs p. 197 (1961).

Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

Herbarium Catalogue Specimens
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 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