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This genus is accepted, and its native range is Tropical & S. Africa, Madagascar.

[FTEA]

Ulmaceae, R. M. Polhill. Flora of Tropical East Africa. 1966

Morphology General Habit
Trees or shrubs, dioecious or monoecious; branches with axillary spines
Morphology Leaves
Leaf-blades penninerved, minutely punctate on the lower surface, scabrous when mature
Morphology Leaves Stipules
Stipules large, united along one margin, enclosing the terminal bud, caducous
Morphology Reproductive morphology Inflorescences
Cymes congested, axillary, with many ♂ flowers and rarely an odd ♀ flower at the top; ♀ flowers often solitary, in the upper axils if monoecious
Morphology Reproductive morphology Flowers Calyx
Sepals 5, shortly united at the base, with ♂ buds induplicate-valvate and ♀ imbricate
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens equal in number to the sepals
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary sessile, 1–locular; styles long, divaricate
Morphology Reproductive morphology Fruits
Fruits thinly fleshy; endocarp bony, very hard.

[FZ]

Ulmaceae, C. M. Wilmot-Dear. Flora Zambesiaca 9:6. 1991

Morphology General Habit
Trees or shrubs, monoecious or dioecious; branches with axillary spines.
Morphology Leaves
Leaves penninerved, shortly petiolate, apex long-mucronate, base slighty unequal-sided; stipules large, united along one margin, enclosing the terminal bud, caducous.
Morphology Reproductive morphology Inflorescences
Inflorescences cymose, often branched, usually congested, entirely male or with 1(2) females near the base; remaining female flowers solitary and usually in the upper axils.
Morphology Reproductive morphology Flowers Calyx
Sepals 5, shortly basally united, with the male buds induplicate-valvate, and the female buds imbricate.
Morphology Reproductive morphology Flowers
Female flowers without staminodes; male flowers with pistillode, stamens equal in number to sepals.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary sessile, unilocular; styles 2, long, unbranched, divaricate, persistent.
Morphology Reproductive morphology Fruits
Fruits large, endocarp very hard.
Morphology Reproductive morphology Seeds
Embryo curved.

Native to:

Angola, Benin, Botswana, Cameroon, Cape Provinces, Central African Repu, Congo, Ghana, Gulf of Guinea Is., Ivory Coast, Kenya, KwaZulu-Natal, Madagascar, Malawi, Mozambique, Nigeria, Northern Provinces, Rwanda, Somalia, Sudan, Swaziland, Tanzania, Togo, Uganda, Zambia, Zaïre, Zimbabwe

Chaetachme Planch. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Zehyer [675] K000243084

First published in Ann. Sci. Nat., Bot., sér. 3, 10: 340 (1848)

Accepted by

  • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne.

Literature

Flora of West Tropical Africa

  • —F.T.A. 6, 2: 13.

Flora Zambesiaca

  • in Ann. Sci. Nat., Bot., sér. 3, 10: 266, 340 (1848).

Flora of Tropical East Africa

  • in Ann. Sci. Nat., sér. 3, 10: 266 & 340 (1848)

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

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