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This genus is accepted, and its native range is Tropical Africa.
Spondianthus preussii Phyllanthaceae

[FTEA]

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

Morphology General Habit
Dioecious trees, quite glabrous or with a simple indumentum
Morphology Leaves
Leaves alternate or subverticillate, often crowded at the shoot-apices, petiolate (petiole very variable in length), stipulate, simple, entire, penninerved, varying greatly in size
Morphology Reproductive morphology Inflorescences
Inflorescences terminal, subterminal or axillary in the axils of the uppermost leaves, shortly pedunculate, paniculate, solitary; bracts resembling the stipules, the males several-flowered with the flowers glomerulate, the females 1-flowered
sex Male
Male flowers subsessile; sepals (4–)5, imbricate; petals (4–)5, somewhat smaller than the sepals; disc-glands 5, epipetalous; stamens 5, episepalous, alternating with disc-glands, filaments free, anthers introrse, medifixed, connective apically pigmented and glandular, thecae parallel, longitudinally dehiscent; pistillode obconic-cylindric, truncate and slightly trilobate at the apex
Morphology Reproductive morphology Flowers
Female flowers shortly pedicellate; sepals and petals ± as in the ♂ flowers or petals 0; disc shallowly cupular, 5-lobed, the lobes alternating with the sepals; ovary 3-locular, with 2 ovules per locule; styles 3, ± free, short, shortly bilobed, papillose Male flowers subsessile; sepals (4–)5, imbricate; petals (4–)5, somewhat smaller than the sepals; disc-glands 5, epipetalous; stamens 5, episepalous, alternating with disc-glands, filaments free, anthers introrse, medifixed, connective apically pigmented and glandular, thecae parallel, longitudinally dehiscent; pistillode obconic-cylindric, truncate and slightly trilobate at the apex
sex Female
Female flowers shortly pedicellate; sepals and petals ± as in the ♂ flowers or petals 0; disc shallowly cupular, 5-lobed, the lobes alternating with the sepals; ovary 3-locular, with 2 ovules per locule; styles 3, ± free, short, shortly bilobed, papillose
Morphology Reproductive morphology Fruits
Fruit ± ellipsoid, loculicidally dehiscent into 3 valves; exocarp crustaceous; endocarp thin, horny; columella persistent, tripartite
Morphology Reproductive morphology Seeds
Seeds 1 per locule by abortion, compressed ovoid-ellipsoid, often remaining attached to the columella after dehiscence, shiny; exotesta papyraceous, reddish brown; mesotesta spongiose or chartaceous, white; endotesta thin, crustaceous; albumen scanty forming thin strata; embryo straight; cotyledons broad, flat.

Native to:

Angola, Benin, Burkina, Cameroon, Central African Repu, Chad, Congo, Equatorial Guinea, Gabon, Ghana, Guinea, Gulf of Guinea Is., Ivory Coast, Liberia, Mozambique, Nigeria, Sudan, Tanzania, Togo, Uganda, Zaïre

Spondianthus Engl. appears in other Kew resources:

First published in Bot. Jahrb. Syst. 36: 215 (1905)

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 West Tropical Africa

  • Bot. Jahrb. 36: 215 (1905)
  • F.T.A. 6, 1: 1044
  • Pax & K. Hoffm. in Engl. Pflanzenr. Euph. 15: 13–15 (1922).

Flora of Tropical East Africa

  • Hutch. in F.T.A. 6(1): 1044 (1913)
  • Pax in E.P. IV. 147 (15): 13 (1922)
  • in E.J. 36: 215 (1905) (as Anacardiacea)
  • in N.B.G.B. 5: 240 (1911) (as Euphorbiacea)

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