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This species is accepted, and its native range is W. Tanzania to Zambia.
A specimen from Kew's Herbarium

[FZ]

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

Morphology General Habit
Perennial herb, with a woody tuberous rootstock, producing a few shortly puberulous annual stems to 45 cm high.
Morphology Leaves
Leaves deflexed, with a puberulous petiole to 1 cm long; stipules glandular, purplish; lamina to 12 × 1.3 cm, narrowly lanceolate, obtuse at the apex and apiculate, rounded at the base, entire revolute at the margin, midrib prominent on the lower surface which is sparsely pubescent.
Morphology Reproductive morphology Inflorescences
Cymes in 3-branched umbels, with primary rays to 12 cm long, each forking twice.
Morphology Reproductive morphology Inflorescences Bracts
Bracts similar to the leaves.
Morphology Reproductive morphology Inflorescences Cyathia
Cyathia sessile, 4 × 5.5 mm, with shortly puberulous purplish-red broadly cup-shaped involucres; glands 4, c. 4 mm wide, transversely elliptic, spreading, dark red; lobes 2 mm long, subquadrate with margins deeply toothed and ciliate.
sex Male
Male flowers: bracteoles laciniate with feathery apices; stamens 5.5 mm long, puberulous.
Morphology Reproductive morphology Flowers
Female flower: ovary densely pilose; styles 3 mm long, sparsely puberulous below, joined to halfway with bifid apices. Male flowers: bracteoles laciniate with feathery apices; stamens 5.5 mm long, puberulous.
sex Female
Female flower: ovary densely pilose; styles 3 mm long, sparsely puberulous below, joined to halfway with bifid apices.
Morphology Reproductive morphology Fruits
Capsule exserted on a curved pedicel, 5 mm in diameter, subglobose, very densely papillose-pilose, purplish-red; pedicel densely pilose, 6 mm long.
Morphology Reproductive morphology Seeds
Seeds 4 × 2.5 mm, ovoid, closely warted, greyish-brown.

[FTEA]

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

Morphology General Habit
Perennial herb, with a woody tuberous rootstock, producing a few shortly puberulous stems annually, to 45(–60) cm. high.
Morphology Leaves
Leaves deflexed, narrowly lanceolate, to 12(–17) × 1(–1.3) cm., base rounded, apex obtuse, apiculate, margin entire, revolute, midrib prominent on the lower surface which is sparsely pubescent; petiole puberulous, to 1 cm. long.
Morphology Reproductive morphology Inflorescences
Cymes in 3-branched umbels with primary rays to 12 cm. long, forking twice; bracts similar to the leaves.
Morphology Reproductive morphology Inflorescences Cyathia
Cyathia sessile, 4 × 5.5 mm., with shortly puberulous purplish-red broadly cup-shaped involucres; glands 4, transversely elliptic, ± 4 mm. wide, spreading, dark red; lobes subquadrate, 2 mm. long, laciniate with ciliate margin.
Morphology Reproductive morphology Flowers
Male flowers:bracteoles laciniate with feathery apices; stamens 5.5 mm. long, puberulous. Female flower:ovary densely pilose; styles 3 mm. long, joined halfway with bifid apices, sparsely puberulous below.
sex Male
Male flowers:bracteoles laciniate with feathery apices; stamens 5.5 mm. long, puberulous.
sex Female
Female flower:ovary densely pilose; styles 3 mm. long, joined halfway with bifid apices, sparsely puberulous below.
Morphology Reproductive morphology Fruits
Capsule exserted on a curved densely pilose pedicel 6 mm. long, subglobose, 5 mm. in diameter, very densely papillose-pilose, purplish red.
Morphology Reproductive morphology Seeds
Seeds ovoid, 4 × 2.5 mm., closely tuberculate, greyish brown.
Habitat
Dry sandy soil in Brachystegia woodland; 1050 m.
Distribution
T4

Native to:

Malawi, Tanzania, Zambia

Euphorbia ruficeps S.Carter appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Fanshawe, D.B. [F2639], Zambia K000253077 holotype

First published in Kew Bull. 35: 416 (1980)

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 35: 416 (1980).

Flora Zambesiaca
Flora Zambesiaca
http://creativecommons.org/licenses/by-nc-sa/3.0

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