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This species is accepted, and its native range is Ethiopia to E. Tropical Africa.
A specimen from Kew's Herbarium

[FTEA]

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

Morphology General Habit
Annual herb to 1 m. high, stem woody at the base; branches longitudinally ridged, glabrous or with a few scattered spreading hairs.
Morphology Leaves
Leaves glabrous or with a few scattered hairs on both surfaces, ovate to 7.5 × 4 cm., base cuneate, apex acute, margin serrate, sometimes markedly so with gland-tipped teeth, midrib winged on the lower surface; petiole flattened, to 3 cm. long.
Morphology Reproductive morphology Inflorescences
Cymes axillary and in terminal 3-branched umbels, with primary rays to 10 cm. long; bracts subsessile, similar to the leaves.
Morphology Reproductive morphology Inflorescences Cyathia
Cyathia sessile or very shortly pedunculate, 2.5 × 3.5 mm., with cup-shaped involucres and a few short hairs below the glands; glands 4, transversely elliptic, 1.5 mm. wide, yellow becoming brown; lobes rounded, 0.7 mm. wide, with finely ciliate margins.
Morphology Reproductive morphology Flowers
Male flowers:bracteoles fan-shaped, deeply laciniate, apices ciliate; stamens 3 mm. long. Female flower:ovary shortly pubescent; styles 1.5 mm. long, joined for 1/3, apices spreading, shortly bifid.
sex Male
Male flowers:bracteoles fan-shaped, deeply laciniate, apices ciliate; stamens 3 mm. long.
sex Female
Female flower:ovary shortly pubescent; styles 1.5 mm. long, joined for 1/3, apices spreading, shortly bifid.
Morphology Reproductive morphology Fruits
Capsule exserted on a slightly curved pilose pedicel ± 3.5 mm. long, subglobose with truncate base, 5 × 6 mm., thinly pilose with slightly spreading hairs.
Morphology Reproductive morphology Seeds
Seeds conical, sharply 4-angled, 3.8 × 2.8 mm., apex acute, greyish brown, surface warty forming two horizontal ridges and crested angles.
Figures
Fig. 82/7–9.
Habitat
Usually on sandy soils in grass amongst scattered trees and shrubs; (0-)600–1700 m.
Distribution
K1 K4 K7 T1 T2 T3 T5 U1 U4

Native to:

Ethiopia, Kenya, Tanzania, Uganda

Euphorbia lophiosperma S.Carter appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Adamson, J. [Cor. Mus. 47], Kenya 2039.000
Adamson, J. [in Bally 123], Kenya 47386.000
Dawe [238], Uganda K000252970
Scheffler, G. [77] K000252969 lectotype
Bidgood, S. [6251], Tanzania K000468174

First published in Kew Bull. 39: 651 (1984)

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

  • S. Carter in Kew Bulletin 39: 651 (1984).

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