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This species is accepted, and its native range is Mozambique to S. Africa.
A specimen from Kew's Herbarium

[FZ]

Euphorbiaceae, S. Carter & L.C. Leach. Flora Zambesiaca 9:5. 2001

Morphology General Habit
Caespitose dwarf spiny succulent perennial, with a large, fleshy, tuberous root merging into a short underground stem, to form a body to 30 × 15 cm.
Morphology Stem
Stem simple, with several short underground branches to c. 3 cm long, rebranching ± at ground level; secondary aerial branches erect, 7.5–20 × 1–3 cm, acutely 3–4(5)-angled, usually constricted irregularly into obovate segments c. 2 cm long; angles sinuate with prominent tubercles 5–20 mm apart along the margins.
Morphology General Spines
Spine shields 5–8 mm long, triangular, quite separate; spines to 1.5 cm long but much shorter at the constrictions; prickles minute.
Morphology Leaves
Leaves 1 mm long, deltoid, deciduous.
Morphology Reproductive morphology Inflorescences
Cymes solitary, simple, with cyathia arranged vertically; peduncles 3–10 mm long; bracts c. 2 × 2 mm, deltoid.
Morphology Reproductive morphology Inflorescences Cyathia
Cyathia with cup-shaped involucres to c. 4 × 7 mm; glands transversely oblong, 3–3.5 mm wide, yellow, touching.
sex Male
Male flowers: bracteoles laciniate; stamens c. 5 mm long.
Morphology Reproductive morphology Flowers
Female flower: styles 4.5 mm long, joined for 1 mm, apices spreading. Male flowers: bracteoles laciniate; stamens c. 5 mm long.
sex Female
Female flower: styles 4.5 mm long, joined for 1 mm, apices spreading.
Morphology Reproductive morphology Fruits
Capsule obtusely lobed, 1 cm in diameter, sessile.
Morphology Reproductive morphology Seeds
Seeds not seen.

Native to:

KwaZulu-Natal, Mozambique, Northern Provinces, Swaziland

Euphorbia clavigera N.E.Br. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Jan 1, 2003 Burtt-Davy, J. [3010], Swaziland K000253371 holotype
Jan 1, 2003 Burtt-Davy, J. [3010], Swaziland K000379545 holotype
Feb 13, 1998 Merwe, F.v.d. [E14], Mozambique K000253107 isotype

First published in W.H.Harvey & auct. suc. (eds.), Fl. Cap. 5(2): 362 (1915)

Accepted by

  • Bruyns, P.V. (2012). Nomenclature and typification of southern African species of Euphorbia Bothalia 42: 217-245.
  • 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.

Flora Zambesiaca
Flora Zambesiaca
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