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

[FZ]

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

Morphology General Habit
Erect annual herb to 30 cm high; branches spreading, pubescent with short, curved appressed hairs.
Morphology Leaves
Leaves with a petiole to 2 mm long; stipules 1–2 mm long, linear, entire; lamina to 30(45) × 5(7) mm, linear to linear-lanceolate, acute to obtuse at the apex, obliquely rounded at the base, margin entire or with a few obscure teeth, upper surface glabrous when mature, lower surface with scattered appressed hairs.
Morphology Reproductive morphology Inflorescences
Cymes condensed into very short axillary shoots with much-reduced leaf-like pubescent lanceolate bracts 2–3 mm long; cyathia subsessile, c. 1.5 × 1.5 mm with cup-shaped pubescent involucres; glands 4, to 0.5 mm wide, transversely elliptic, with usually conspicuous white or pink appendages, the 2 glands on either side of the gap through which the capsule is exserted are often larger, obliquely extended to 2 × 1.5 mm with undulate margin; lobes acutely triangular, ciliate.
sex Male
Male flowers: bracteoles deeply laciniate; stamens 2 mm long.
Morphology Reproductive morphology Flowers
Female flower: ovary pedicellate, densely pubescent; styles 0.5–1.5 mm long, slender, bifid for 0.5 mm at the apex. Male flowers: bracteoles deeply laciniate; stamens 2 mm long.
sex Female
Female flower: ovary pedicellate, densely pubescent; styles 0.5–1.5 mm long, slender, bifid for 0.5 mm at the apex.
Morphology Reproductive morphology Fruits
Capsule exserted on a reflexed pedicel c. 2 mm long, 2.2 × 2.4 mm, obtusely 3-lobed, broader at the base, densely pubescent with short curved appressed hairs.
Morphology Reproductive morphology Seeds
Seeds (1.2)1.7 × 1 mm, oblong-conical, 4-angled, with numerous distinct transverse ridges and wrinkles, pinkish-grey.

[FTEA]

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

Morphology General Habit
Sparsely branched annual erect to ± 30 cm. high, the whole plant usually red tinged, pilose, sometimes sparsely so, with short curved hairs.
Morphology Leaves
Leaves lanceolate, to 35 × 5 mm., base obliquely rounded to subcordate, apex acute, margin entire; petiole 1 mm. long; stipules free, linear, 1 mm. long.
Morphology Reproductive morphology Inflorescences Cyathia
Cyathia clustered 2–4 together in terminal and axillary cymes, with peduncles ± 1 mm. long; bracts similar to but much smaller than the leaves. Cyathia 2 × 1.5 mm., with barrel-shaped involucres; glands 4, elliptic, ± 0.5 mm. wide, with conspicuous appendages which are cream with a somewhat lobed margin, 2 subcircular ± 1 mm. in diameter, the other 2 obliquely attached, ± 2 × 1.25 mm.; involucral lobes triangular, 0.5 mm. long, pilose.
Morphology Reproductive morphology Flowers
Male flowers:bracteoles lanceolate, pilose; stamens 2 mm. long. Female flower:ovary pedicellate; styles 1.25–1.5 mm. long, suberect, bifid for 1/3 their length.
sex Male
Male flowers:bracteoles lanceolate, pilose; stamens 2 mm. long.
sex Female
Female flower:ovary pedicellate; styles 1.25–1.5 mm. long, suberect, bifid for 1/3 their length.
Morphology Reproductive morphology Fruits
Capsule exserted on a reflexed pedicel 1.5 mm. long, 3–lobed, 1.5 × 1.75 mm., densely pilose.
Morphology Reproductive morphology Seeds
Seeds oblong-conical, 1.1 × 0.6 mm., pinkish brown, with 3–4 distinct transverse ridges and grooves.
Habitat
Open places by roadsides and open woodland, in stony, sandy soils; 300–900 m.
Distribution
T8 scattered distribution elsewhere, from Mozambique, Malawi, Zambia and Zimbabwe

Native to:

Malawi, Mozambique, Tanzania, Zambia, Zimbabwe

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

Date Reference Identified As Barcode Type Status
Kirk, J. [s.n.], Mozambique K000253042 Unknown type material

First published in D.Oliver & auct. suc. (eds.), Fl. Trop. Afr. 6(1): 514 (1911)

Accepted by

  • Calane da Silva, M., Izdine, S. & Amuse, A.B. (2004). A Preliminary Checklist of the Vascular Plants of Mozambique: 1-184. SABONET, Pretoria.
  • 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.
  • Yang, Y., Riina, R., Morawetz, J.J., Haevermans, T., Aubriot, X. & Berry, P.E. (2012). Molecular phylogenetics and classification of Euphorbia subgenus Chamaesyce (Euphorbiaceae) Taxon 61: 764-789.

Literature

Flora of Tropical East Africa

  • N.E. Br. in Flora of Tropical Africa 6(1): 514 (1911).

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