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This species is accepted, and its native range is Burundi to Namibia.

[FTEA]

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

Morphology General Habit
A simple or sparingly-branched perennial herb up to 40 cm., arising from a woody rootstock.
Morphology Stem
Stems sparingly puberulous or subglabrous.
Morphology Leaves
Leaves subsessile; leaf-blade linear to narrowly linear-oblanceolate, 3–7.5 cm. long, 4–7 mm. wide, acute or subacute, attentuate at the base, somewhat serrulate toward the apex, otherwise ± entire, chartaceous-subcoriaceous, lateral nerves 5–6 pairs, ascending, fairly prominent above and beneath, sparingly pubescent on the midrib and nerves beneath, otherwise ± glabrous.
Morphology Leaves Stipules
Stipules linear-subulate, 1.5–2.5 mm. long, with 1–2 subsessile glands on the margin, sparingly pubescent.
Morphology Reproductive morphology Inflorescences
Inflorescences uni- or bisexual, usually axillary, up to 4 cm. long, generally consisting of a ♂ spike with 1–2 ♀ flowers at the base; axis crisped-puberulous.
Morphology Reproductive morphology Flowers
Male flowers very shortly pedicellate or subsessile; buds 4-lobate, subglobose, subglabrous. Female flowers sessile; sepals 3–4, ovate-lanceolate, 1 mm. long, ciliate, pubescent without, glabrous within; ovary trilobate, 1 mm. diameter, pubescent except at the base; styles free, up to 1 cm. long, pectinate, red.
sex Male
Male flowers very shortly pedicellate or subsessile; buds 4-lobate, subglobose, subglabrous. Male bracts resembling the stipules.
Morphology Reproductive morphology Inflorescences Bracts
Female bracts cupular, accrescent, multifid, the segments linear, 3–4 mm. long, sparingly pubescent, eglandular or with 1–2 subsessile glands toward the apex, 1-flowered. Male bracts resembling the stipules.
sex Female
Female bracts cupular, accrescent, multifid, the segments linear, 3–4 mm. long, sparingly pubescent, eglandular or with 1–2 subsessile glands toward the apex, 1-flowered. Female flowers sessile; sepals 3–4, ovate-lanceolate, 1 mm. long, ciliate, pubescent without, glabrous within; ovary trilobate, 1 mm. diameter, pubescent except at the base; styles free, up to 1 cm. long, pectinate, red.
Morphology Reproductive morphology Fruits
Fruits trilobate, 2.5 mm. long, 3.5 mm. diameter, evenly to densely pubescent.
Morphology Reproductive morphology Seeds
Seeds ovoid-subglobose, 2.2 mm. long, 1.8 mm. wide, smooth, grey, with a flattened, elliptical caruncle running from the raphe to the apex.
Habitat
Brachystegia woodland; 900–1400 m.
Distribution
T4 T7

[FZ]

Euphorbiaceae, A. Radcliffe-Smith. Flora Zambesiaca 9:4. 1996

Morphology General Habit
An erect caespitose perennial herb up to 50 cm high, arising from a stout woody rootstock; stems several, simple or sparingly branched, pubescent.
Morphology Leaves Petiole
Petioles 1 mm long, or leaves subsessile.
Morphology Leaves Leaf lamina
Leaf blades 3–9 × 0.3–1.5 cm, linear to linear-lanceolate or linear-oblanceolate, acute or subacute at the apex, with margins toothed in the upper half, otherwise ± entire, attenuate at the base, firmly chartaceous, sparingly pubescent above and beneath, bright green; lateral nerves in 5–6 pairs, ascending, fairly prominent beneath.
Morphology Leaves Stipules
Stipules 2–3 mm long, linear-subulate.
Morphology Reproductive morphology Inflorescences
Inflorescences up to 9 cm long, axillary, unisexual or bisexual, if the latter then consisting of a male spike with 1–2 female flowers at the base, otherwise spikes all male and many-flowered or all female and 1–few-flowered; male bracts resembling the stipules; female bracts accrescent to up to 5–6 × 8 mm, suborbicular, almost cupular, irregularly 13–19-fid almost to halfway, the segments linear to lanceolate, pubescent, 1-flowered.
sex Male
Male flowers very shortly pedicellate to subsessile; buds 4-lobed to subglobose, sparingly puberulous, creamy-yellow, sometimes pinkish- or reddish-tinged; anthers red.
Morphology Reproductive morphology Flowers
Female flowers sessile; sepals 3–4, 1 mm long, ovate to ovate-lanceolate, acute, ciliate; ovary 1 mm in diameter, 3-lobed, sericeous-pubescent, green; styles up to c. 1 cm long, free, pectinately laciniate, crimson. Male flowers very shortly pedicellate to subsessile; buds 4-lobed to subglobose, sparingly puberulous, creamy-yellow, sometimes pinkish- or reddish-tinged; anthers red.
sex Female
Female flowers sessile; sepals 3–4, 1 mm long, ovate to ovate-lanceolate, acute, ciliate; ovary 1 mm in diameter, 3-lobed, sericeous-pubescent, green; styles up to c. 1 cm long, free, pectinately laciniate, crimson.
Morphology Reproductive morphology Fruits
Fruits 3–4 × 4–5 mm, 3-lobed, sericeous-pubescent.
Morphology Reproductive morphology Seeds
Seeds 2–2.5 × 1.7–2 mm, ovoid-subglobose, smooth, grey, with a flattened elliptical caruncle.

Native to:

Angola, Burundi, Namibia, Tanzania, Zambia, Zaïre, Zimbabwe

Acalypha ambigua Pax appears in other Kew resources:

First published in Bot. Jahrb. Syst. 19: 96 (1894)

Accepted by

  • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
  • Govaerts, R. (1995). World Checklist of Seed Plants 1(1, 2): 1-483, 1-529. MIM, Deurne.
  • 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

  • A. Engler & O. Drude, Die Vegetation Der Erde, IX, Pflanzenwelt Afrikas 3(2): 96 (1921).
  • Hutch. in Flora of Tropical Africa 6(1): 906 (1912).
  • Pax in A. Engler, Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 19: 96 (1894).
  • Pax in A. Engler, Das Pflanzenreich IV. 147(16): 73 (1924).

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

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