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This species is accepted, and its native range is N. Kenya.

[FTEA]

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

Morphology General Habit
Densely branching succulent shrub to 1 m. high and 1.2 m. in diameter; branches to 30 cm. long, (4–)5-angled, 1–2 cm. thick, uniformly green; angles very shallowly toothed, with teeth 5–15 mm. apart.
Morphology General Spines
Spine-shields forming a continuous horny margin along the angles 2–3 mm. wide; spines stout, to 8 mm. long; prickles vestigial.
Morphology Leaves
Leaves ovate, ± 1.75 × 1.25 mm.
Morphology Reproductive morphology Inflorescences
Cymes solitary, 1-forked, subsessile, all parts yellow; bracts deltoid, ± 1 × 1.5 mm.
Morphology Reproductive morphology Inflorescences Cyathia
Cyathia ± 2.5 × 5 mm., with cup-shaped involucres; glands transversely oblong, ± 1.5 × 3 mm., contiguous; lobes transversely elliptic, ± 1 × 1.5 mm.
sex Male
Male flowers:bracteoles deeply laciniate; stamens 4 mm. long.
Morphology Reproductive morphology Flowers
Female flower:styles 1.25 mm. long, joined at the base, apices thickened, rugulose, minutely bifid. Male flowers:bracteoles deeply laciniate; stamens 4 mm. long.
sex Female
Female flower:styles 1.25 mm. long, joined at the base, apices thickened, rugulose, minutely bifid.
Morphology Reproductive morphology Fruits
Capsule exserted on a reflexed pedicel to 5.5 mm. long, obtusely 3-lobed, ± 3 × 4 mm., buff flushed with red.
Morphology Reproductive morphology Seeds
Seeds ovoid, 2.25 × 1.75 mm., grey, minutely and shallowly tuberculate.
Habitat
Lava-strewn rocky slopes with sparse deciduous bushland; 1000–1200 m.
Distribution
K1 apparently limited to the Marsabit massif

Native to:

Kenya

Euphorbia vulcanorum S.Carter appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Oct 15, 1981 Bally, J. [E275], Kenya K000237704
Adamson, J. [Bally E275], Kenya 15765.000
Kenya 45464.000 holotype
Carter, S. [663], Kenya K000237705 holotype

First published in Hooker's Icon. Pl. 39: t. 3872 (1982)

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 Hook., Ic. Pl. 39, t. 3872 (1982).

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

Herbarium Catalogue Specimens

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