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This genus is accepted, and its native range is Tropics & Subtropics.
Zizyphus horsfieldii (Rhamnaceae)

[FZ]

Rhamnaceae, R. B. Drummond. Flora Zambesiaca 2:2. 1966

Morphology General Habit
Trees, shrubs or shrublets.
Morphology Leaves
Leaves alternate, petiolate; lamina with margin dentate to serrulate, often markedly asymmetric at the base, with 3–5 nerves from the base; stipules frequently spinescent.
Morphology Reproductive morphology Inflorescences
Cymes axillary or rarely terminal, sessile or pedunculate.
Morphology Reproductive morphology Flowers
Flowers bisexual, pedicellate.
Morphology Reproductive morphology Flowers Receptacle
Receptacle obconic.
Morphology Reproductive morphology Flowers Calyx
Sepals 5.
Morphology Reproductive morphology Flowers Corolla
Petals 5 (or absent), cucullate.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 5, inserted under the edge of the disk.
Morphology Reproductive morphology Flowers Disc
Disk flat, covering the receptacle, 5–10-lobed or rarely entire, with margin free.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary immersed in the disk and adnate to the receptacle, 2(4)-locular; ovules 1 in each loculus; style 2(4)-lobed.
Morphology Reproductive morphology Fruits
Fruit a drupe with fleshy exocarp and woody endocarp, (1 )2(4)-seeded.
Morphology Reproductive morphology Seeds
Seeds with a thin shining testa.

[FSOM]

M. Thulin. Flora of Somalia, Vol. 1–4 [updated 2008] https://plants.jstor.org/collection/FLOS

Distribution
Genus of some 85 species, widely distributed in tropical and warm temperate regions, mostly in dry areas.
Morphology General Habit
Shrubs or trees, usually armed with straight or hooked stipular spines; branches often zigzag
Morphology Leaves
Leaves alternate, crenate to serrate, usually 3–5-nerved from the base
Morphology Reproductive morphology Flowers
Flowers in axillary cymes or clusters, bisexual, 5-merous
Morphology Reproductive morphology Flowers Disc
Disk thickened around the ovary but free from it
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary 2(–4)-celled; style 2(–4)-lobed
Morphology Reproductive morphology Fruits
Fruit a globose drupe with a single 2(–4)-celled stone.

[FTEA]

Rhamnaceae, Marshall C. Johnston (University of Texas Herbarium). Flora of Tropical East Africa. 1972

Morphology General Habit
Trees or shrubs (or scandent shrubs or almost lianes but not in East Africa), often armed by spinous stipules (or by branch-thorns but not in East Africa), the branchlets often zig-zag
Morphology Leaves
Leaves alternate or opposite, petiolate; blades often 3- or 5-nerved from the base and penninerved above, often ovate or elliptic, with serrulate margins (or entire margins but not in East Africa)
Morphology Leaves Stipules
Stipules present, often at some nodes transformed into short spines, some of which are recurved, the stipules small, subulate and quickly deciduous at those nodes where they are not so transformed
Morphology Reproductive morphology Flowers
Flowers 5-merous, bisexual, usually in axillary cymes or thyrselets, perigynous
Morphology Reproductive morphology Flowers Corolla
Petals present (or absent but not in tropical Africa), clasping the stamens or at least at some stages clasping the filaments
Morphology Reproductive morphology Flowers Disc
Disk usually thickened near, but never coherent to, the sides of the ovary
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary 2–4-celled (3 cells are very rare and 4 cells absent in East Africa)
Morphology Reproductive morphology Fruits
Fruit a drupe with a single stone; cells 2 or 3 (or 4 but not in East Africa).

Native to:

Afghanistan, Algeria, Andaman Is., Angola, Assam, Bangladesh, Benin, Borneo, Botswana, Brazil Northeast, Brazil Southeast, Brazil West-Central, Burkina, Burundi, Cambodia, Cameroon, Cape Provinces, Cape Verde, Caprivi Strip, Central African Repu, Chad, China North-Central, China South-Central, China Southeast, Colombia, Comoros, Cyprus, Djibouti, East Himalaya, Egypt, Eritrea, Ethiopia, Free State, Gambia, Ghana, Greece, Guinea, Guinea-Bissau, Gulf of Guinea Is., Gulf States, Hainan, India, Inner Mongolia, Iran, Iraq, Ivory Coast, Jawa, Kenya, Korea, KwaZulu-Natal, Laos, Lebanon-Syria, Lesser Sunda Is., Libya, Madagascar, Malawi, Malaya, Mali, Manchuria, Marquesas, Mauritania, Mexico Central, Mexico Northeast, Mexico Northwest, Mexico Southwest, Morocco, Mozambique, Myanmar, Namibia, Nepal, New Guinea, Nicobar Is., Niger, Nigeria, Northern Provinces, Northern Territory, Oman, Pakistan, Palestine, Paraguay, Philippines, Queensland, Rwanda, Saudi Arabia, Senegal, Sicilia, Sierra Leone, Sinai, Society Is., Socotra, Solomon Is., Somalia, Spain, Sri Lanka, Sudan, Sulawesi, Sumatera, Swaziland, Tanzania, Thailand, Tibet, Togo, Tunisia, Turkey, Uganda, Venezuela, Vietnam, West Himalaya, Western Australia, Western Sahara, Xinjiang, Yemen, Zambia, Zaïre, Zimbabwe

Introduced into:

Alabama, Arizona, Aruba, Bahamas, Belize, Brazil North, Bulgaria, California, Cayman Is., Chagos Archipelago, Costa Rica, Cuba, Dominican Republic, El Salvador, Fiji, Florida, France, Georgia, Haiti, Honduras, Italy, Jamaica, Japan, Kazakhstan, Kirgizstan, Kriti, Laccadive Is., Leeward Is., Louisiana, Maldives, Marianas, Mauritius, Netherlands Antilles, Puerto Rico, Rodrigues, Romania, Réunion, Southwest Caribbean, Tadzhikistan, Taiwan, Texas, Trinidad-Tobago, Turkey-in-Europe, Turkmenistan, Utah, Uzbekistan, Venezuelan Antilles, Windward Is., Yugoslavia

Ziziphus Mill. appears in other Kew resources:

First published in Gard. Dict. Abr. ed. 4: s.p. (1754)

Accepted by

  • Govaerts, R., Nic Lughadha, E., Black, N., Turner, R. & Paton, A. (2021). The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. https://doi.org/10.1038/s41597-021-00997-6 Scientific Data 8: 215.

Literature

Flora of West Tropical Africa

  • Suessenguth in E. & P. Pflanzenfam. 20D: 123 (1953).
  • —F.T.A. 1: 379

Flora Zambesiaca

  • Gard. Dict. Abridg. ed. 3 (1754).

Flora of Somalia

  • Flora Somalia, Vol 2, (1999) Author: by M. Thulin [updated by M. Thulin 2008]

Flora of Tropical East Africa

  • Abbrev. Gard. Dict. [unpaginated] (1754)

Art and Illustrations in Digifolia
Digital Image © Board of Trustees, RBG Kew

Flora Zambesiaca
Flora Zambesiaca
http://creativecommons.org/licenses/by-nc-sa/3.0

Flora of Somalia
Flora of Somalia
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

Interactive Key to Seed Plants of Malesia and Indo-China
The Malesian Key Group (2010) Interactive Key to Seed Plants of Malesia and Indo-China (Version 2.0, 28 Jul 2010) The Nationaal Herbarium Nederland Leiden and The Royal Botanic Gardens Kew

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

Kew Science Photographs
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/