1. Family: Rubiaceae Juss.
    1. Hydrophylax L.f.

      1. This genus is accepted, and its native range is India, Sri Lanka, Thailand.

    [FTEA]

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

    Habit
    Prostrate subsucculent perennial herbs confined to the littoral zone
    Leaves
    Leaves sessile, ovate, oblong or elliptic, closely imbricated on short flowering shoots; stipule-sheath cupular, adnate to the petioles, with 1–2 short setae or up to 8 very small processes
    Flowers
    Flowers solitary, axillary, hermaphrodite, isostylous or heterostylous
    Calyx
    Calyx-tube oblong-ovoid, 4-angled; limb irregularly lobed or with 4 persistent ovate-lanceolate acute lobes
    Corolla
    Corolla somewhat fleshy; tube broadly funnel-shaped, hairy inside for upper half; lobes 4, valvate, ovate to elliptic-lanceolate
    Stamens
    Filaments filiform; anthers linear, exserted
    Disc
    Disc fleshy
    Pistil
    Ovary 2-locular; ovules solitary in each locule, attached to the centre of the septum; style filiform, pubescent; stigma-lobes linear, exserted
    Fruits
    Fruit indehiscent, small or relatively large, ellipsoid to oblong-ovoid, compressed, often curved, corky, 4-angled, keeled between the angles, or 8-keeled, 1–2-locular, 1–2-seeded
    Seeds
    Seeds linear-oblong, dorsally convex, ventrally longitudinally deeply 2-sulcate when viewed in transverse section but grooves covered over externally; testa minutely granular; endosperm cartilaginous.

    Images

    Distribution

    Native to:

    India, Sri Lanka, Thailand

    Hydrophylax L.f. appears in other Kew resources:

    First published in Suppl. Pl.: 126 (1782)

    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.

    Literature

    Flora of Tropical East Africa
    • Suppl. Pl.: 126 (1781)

    Sources

    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 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