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

[FTEA]

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

Morphology General Habit
Shrubby or semi-prostrate succulent perennial 25–100 cm. high with branching stems sometimes trailing; branches 4–5-angled, 1–1.5 cm. thick; angles shallowly to prominently toothed, with rounded teeth 1–1.5 cm. apart.
Morphology General Spines
Spine-shields triangular or oblong-triangular, to 3 × 3 mm. above the spines, decurrent to 5(–8) mm. and 1/2–3/4 towards the flowering eye below; spines to 8 mm. long; prickles 1–2 mm. long.
Morphology Leaves
Leaves deltoid, ± 1 × 1 mm.
Morphology Reproductive morphology Inflorescences
Cymes solitary, 1-forked, with peduncles 0.5–1.5 mm. long; bracts subquadrate, ± 1.4 × 1.4 mm.
Morphology Reproductive morphology Inflorescences Cyathia
Cyathia to ± 2.5 × 5 mm., with funnel-shaped involucres; glands transversely rectangular, to 1.25 × 2.5 mm., contiguous; lobes transversely elliptic, to 1 × 1.5 mm.
Morphology Reproductive morphology Flowers
Male flowers:bracteoles fan-shaped, dentate, stamens 3 mm. long. Female flower:styles 2–2.2 mm. long, joined at the base, apices thickened.
sex Male
Male flowers:bracteoles fan-shaped, dentate, stamens 3 mm. long.
sex Female
Female flower:styles 2–2.2 mm. long, joined at the base, apices thickened.
Morphology Reproductive morphology Fruits
Capsule sessile, obtusely 3-lobed, ± 2.5 × 4 mm.
Morphology Reproductive morphology Seeds
Seeds ovoid, 1.8 × 1.5 mm., brown, shallowly tuberculate.

Native to:

Malawi, Tanzania, Zambia

Euphorbia nyassae Pax appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Zambia 36233.000
Zambia 43326.000
Goetze [1443], Tanzania K000253028 Unknown type material
Goetze [1443], Tanzania K000379409 Unknown type material

First published in Bot. Jahrb. Syst. 34: 375 (1904)

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

  • J.P.M. Brenan, Check-lists of the Forest Trees and Shrubs of the British Empire no. 5, part II, Tanganyika Territory p. 212 (1949).
  • N.E. Br. in Flora of Tropical Africa 6(1): 575 (1911).
  • Pax in A. Engler, Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 34: 375 (1904).

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