1. Family: Rubiaceae Juss.
    1. Eumachia DC.

      1. This genus is accepted, and its native range is Tropics & Subtropics.

    [FTEA]

    Rubiaceae, B. Verdcourt. Flora of Tropical East Africa. 1976

    Habit
    Shrubs, often flowering before the leaves are fully developed; stems usually 2-ribbed, all but the youngest shoots usually covered with pale brown soft cork
    Leaves
    Leaves opposite or in whorls of 3–4, mostly drying pale, petiolate or subsessile, usually deciduous; nodules absent; domatia small, white-pubescent or absent; stipules mostly short, ovate or triangular, entire, bifid or sometimes with a few teeth
    Flowers
    Flowers small, heterostylous, (4–)5(–6)-merous, hermaphrodite, in mostly small, sessile or pedunculate inflorescences, often in small heads, or sometimes paniculate, ± sessile or pedicellate; bracts and bracteoles very small or absent
    Calyx
    Calyx-limb usually short, truncate or toothed
    Corolla
    Corolla mostly yellow or white; tube shortly cylindrical, hairy at the throat; lobes triangular to elliptic-lanceolate, always valvate
    Stamens
    Stamens with long filament in short-styled flowers and shorter filaments in long-styled flowers, the anthers included or only the tips exserted
    Pistil
    Ovary 2-locular, each locule containing a single erect ovule; style filiform, usually papillate-pubescent, divided into 2 thick stigma-lobes
    Fruits
    Fruit a drupe with 2 pyrenes; pyrenes ± flat ventrally, mostly ± 3-ribbed or 3-lobed dorsally, opening by 2 slits extending along the margins of the ventral face for about 1/2 its length
    Seeds
    Seeds pale; endosperm not ruminate.
    [FZ]

    Rubiaceae, B. Verdcourt. Flora Zambesiaca 5:1. 1989

    Habit
    Shrubs, often flowering before the leaves are fully developed; stems usually 2-ribbed, all but the youngest shoots usually covered with pale brown soft cork.
    Leaves
    Leaves opposite or in whorls of 3–4, mostly drying pale, petiolate or subsessile, usually deciduous; nodules absent; domatia small, white-pubescent or absent; stipules mostly short, ovate or triangular, entire, bifid or sometimes with a few teeth.
    Flowers
    Flowers small, heterostylous, (4)5(6)-merous, hermaphrodite, in mostly small, sessile or pedunculate inflorescences, often in small heads, or sometimes paniculate, ± sessile or pedicellate; bracts and bracteoles very small or absent.
    Calyx
    Calyx limb usually short, truncate or toothed.
    Corolla
    Corolla mostly yellow or white; tube shortly cylindrical, hairy at the throat; lobes triangular to elliptic-lanceolate, always valvate.
    Stamens
    Stamens with long filaments in short-styled flowers and shorter filaments in long-styled flowers, the anthers included or only the tips exserted.
    Pistil
    Ovary 2-locular, each locule containing a single erect ovule; style filiform, usually papillate-pubescent, divided into 2 thick stigma lobes.
    Fruits
    Fruit a drupe with 2 pyrenes; pyrenes ± flat ventrally, mostly ± 3-ribbed or 3-lobed dorsally, opening by 2 slits extending along the margins of the ventral face for about half its length.
    Seeds
    Seeds pale; endosperm not ruminate.
    Distribution
    A small genus of 24 species restricted to tropical Africa and previously always included in Psychotria, but equally related to Chassalia.

    Images

    Distribution

    Doubtfully present in:

    Cook Is.

    Native to:

    Angola, Belize, Bismarck Archipelago, Bolivia, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, Cabinda, Cambodia, Cameroon, Caroline Is., Cayman Is., Central African Repu, China South-Central, China Southeast, Colombia, Congo, Costa Rica, Cuba, Dominican Republic, Ecuador, El Salvador, Equatorial Guinea, Ethiopia, Fiji, French Guiana, Gabon, Ghana, Guatemala, Guinea, Gulf of Guinea Is., Guyana, Hainan, Haiti, Honduras, Ivory Coast, Jawa, Kenya, Leeward Is., Lesser Sunda Is., Liberia, Malawi, Maluku, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Southeast, Mexico Southwest, Mozambique, New Caledonia, New Guinea, Nicaragua, Nigeria, Panamá, Paraguay, Peru, Philippines, Puerto Rico, Queensland, Samoa, Sierra Leone, Society Is., Solomon Is., Sulawesi, Suriname, Tanzania, Tonga, Trinidad-Tobago, Vanuatu, Venezuela, Venezuelan Antilles, Vietnam, Wallis-Futuna Is., Windward Is., Zambia, Zaïre, Zimbabwe

    Eumachia DC. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Pirani, J.R. [4977], Brazil Margaritopsis K001204139
    Zappi, D. [362], Brazil Margaritopsis K001204140
    Gardner [5490], Brazil Margaritopsis K001204137
    Gardner [5490], Brazil Margaritopsis K001204138
    Ekema, N. [1141], Cameroon Chazaliella K000436852

    First published in Prodr. 4: 478 (1830)

    Not accepted by

    • Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew. [Cited as Psychotria.]

    Sources

    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
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    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 2019. 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 2019. 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