Skip to main content
This species is accepted, and its native range is Cameroon to Ethiopia and S. Tropical Africa.
A specimen from Kew's Herbarium

[FZ]

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

Morphology General Habit
A much-branched scrambling shrub up to 3 m tall, unarmed, slender-stemmed, with long shoots and short lateral shoots (brachyblasts).Bark of twigs brownish.
Morphology General Shoots
Shoots puberulous or pubescent at first, later glabrescent.
Morphology Leaves Petiole
Petioles 2–5(10) mm long, densely pubescent.
Morphology Leaves Leaf lamina
Leaf blades 1.5–6(9) × 1–3(4) cm, elliptic-ovate to elliptic-lanceolate, usually obtusely acuminate at the apex, crenate, crenate-serrate or sometimes subentire on the margins, rounded or cordate at the base, membranous, sparingly pubescent or subglabrous, sometimes evenly pubescent along the midrib and main nerves and with tufts of hairs in the axils beneath, 3(5)-nerved from the base or ± penninerved; lateral nerves in 5–7 pairs.
Morphology Leaves Stipules
Stipules 2–3 mm long, narrowly triangular-lanceolate, keeled, sparingly pubescent.
Morphology Reproductive morphology Inflorescences
Inflorescences up to 7 cm long, spicate or racemose, usually on the brachyblasts, usually mostly male with 1–3 female flowers at the top; bracts 1 mm long, ovate-oblong, entire, ciliate, brownish.
Morphology Reproductive morphology Flowers
Male flowers shortly pedicellate; buds depressed-globose, sparingly pubescent, greenish-yellow. Female flowers shortly pedicellate; sepals 5, 1 mm long, ovate-lanceolate, acute, ciliate; ovary 1 mm in diameter, somewhat 3-lobed, echinate, densely pubescent; styles 3–4 mm long, ± free, pectinate, reddish.
sex Male
Male flowers shortly pedicellate; buds depressed-globose, sparingly pubescent, greenish-yellow.
sex Female
Female flowers shortly pedicellate; sepals 5, 1 mm long, ovate-lanceolate, acute, ciliate; ovary 1 mm in diameter, somewhat 3-lobed, echinate, densely pubescent; styles 3–4 mm long, ± free, pectinate, reddish.
Morphology Reproductive morphology Fruits
Fruits 2.5 × 4 mm, 3-lobed, echinate, sparingly pubescent.
Morphology Reproductive morphology Seeds
Seeds 2 × 1.75 mm, subglobose, smooth, brown, ecarunculate.

[FTEA]

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

Morphology General Habit
A shrub or small tree up to 5 m. tall, with short and long shoots.
Morphology General Bark
Bark smooth, grey.
Morphology General Shoots
Short shoots and young long shoots crisped-puberulous, older long shoots glabrescent.
Morphology Leaves
Petioles up to 2 cm. long but more commonly 3–4 mm. long, densely puberulous; leaf-blade obovate, elliptic-ovate or elliptic-lanceolate, (2–)4–9(–11) cm. long, (1–)2–5 cm. wide, acute or obtuse, acuminate or not, somewhat attenuate toward the obtusely rounded or shallowly cordate base, but never really cuneate, crenate or crenate-serrate, thinly chartaceous, lateral nerves 6–7 pairs, very sparingly pubescent or subglabrous above and beneath, sometimes the midrib and main nerves evenly pubescent, and with dense tufts of hairs in the axils of the main nerves beneath.
Morphology Leaves Stipules
Stipules subulate, keeled, 3–4 mm. long, coriaceous, sparingly pubescent.
Morphology Reproductive morphology Inflorescences
Inflorescences racemose, borne on the short shoots, (3–)7–8.5(–12) cm. long, either all ♂ with numerous dense clusters of flowers, all ♀ with 1–4 flowers toward and at the apex, or else ♂ with 1 ♀ flower at the apex; axis crisped-puberulous; ♂ and ♀ bracts alike, oblong-ovate, 1 mm. long, entire, ciliate, brownish.
sex Male
Male flowers shortly pedicellate; buds subglobose, sparingly pubescent.
Morphology Reproductive morphology Flowers
Female flowers subsessile or shortly pedicellate; sepals 5, ovate-lanceolate, 1 mm. long, acute, ciliate; ovary subtrilobate, 1 mm. diameter, echinate, densely pubescent; styles ± free to the base, 3–4 mm. long, pectinate, red. Male flowers shortly pedicellate; buds subglobose, sparingly pubescent.
sex Female
Female flowers subsessile or shortly pedicellate; sepals 5, ovate-lanceolate, 1 mm. long, acute, ciliate; ovary subtrilobate, 1 mm. diameter, echinate, densely pubescent; styles ± free to the base, 3–4 mm. long, pectinate, red.
Morphology Reproductive morphology Fruits
Fruits trilobate, 2.5 mm. long, 4 mm. diameter, conspicuously echinate, sparingly pubescent.
Morphology Reproductive morphology Seeds
Seeds subglobose, 2 mm. long, 1.75 mm. wide, smooth, brown, ecarunculate.
Habitat
Forest edges and openings; 850–1250 m.
Distribution
T1 U2 U4

Native to:

Cameroon, Congo, Ethiopia, Mozambique, Sudan, Tanzania, Uganda, Zambia, Zaïre, Zimbabwe

Acalypha acrogyna Pax appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Dawkins, H.C. [483], Uganda 4323.000
Mildbraed [2341] K000431042 isosyntype
Mildbraed [2341] K000431043

First published in Bot. Jahrb. Syst. 43: 323 (1909)

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.
  • Darbyshire, I., Kordofani, M., Farag, I., Candiga, R. & Pickering, H. (eds.) (2015). The Plants of Sudan and South Sudan: 1-400. Kew publishing, Royal Botanic Gardens, Kew.
  • 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.
  • Muñoz-Rodríguez, P., Cardiel, J.M. & Atha, D. (2014). Acalypha subgenus Linostachys (Euphorbiaceae, Acalyphoideae): a global review Phytotaxa 166: 199-221.
  • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.

Literature

Kew Backbone Distributions

  • Calane da Silva, M., Izdine, S. & Amuse, A.B. (2004). A Preliminary Checklist of the Vascular Plants of Mozambique: 1-184. SABONET, Pretoria.
  • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.

Flora of Tropical East Africa

  • A. Engler & O. Drude, Die Vegetation Der Erde, IX, Pflanzenwelt Afrikas 3(2): 95 (1921).
  • F. White, Forest Flora of Northern Rhodesia p. 192 (1962).
  • Hutch. in Flora of Tropical Africa 6(1): 897 (1912).
  • J.P.M. Brenan, Check-lists of the Forest Trees and Shrubs of the British Empire no. 5, part II, Tanganyika Territory p. 197 (1949).
  • Pax in A. Engler, Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 43: 323 (1909).
  • Pax in A. Engler, Das Pflanzenreich IV. 147(16): 93 (1924).
  • Robyns, Flore des Spermatophytes du Parc National Albert 1: 466 (1948).

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