1. Family: Poaceae Barnhart
    1. Ratzeburgia Kunth

      1. This genus is accepted, and its native range is Myanmar.

    [GB]

    nonem

    Habit
    Perennial. Stolons present. Culms 10-30 cm long. Ligule an eciliate membrane.
    Inflorescences
    Inflorescence composed of racemes. Racemes single. Rhachis fragile at the nodes; angular. Rhachis internodes linear; together with the pedicel framing edges of sessile spikelets. Rhachis internode tip transverse; crateriform. Spikelets squeezed between internode and pedicel; in threes. Fertile spikelets sessile; 2 in the cluster. Companion sterile spikelets pedicelled; 1 in the cluster. Pedicels linear.
    Spikelets
    Companion sterile spikelets rudimentary. Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; dorsally compressed; 4.565-6.6 mm long; falling entire; deciduous with accessory branch structures. Spikelet callus base truncate; with central boss; attached transversely.
    Sterile
    Companion sterile spikelets rudimentary.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; dorsally compressed; 4.565-6.6 mm long; falling entire; deciduous with accessory branch structures. Spikelet callus base truncate; with central boss; attached transversely.
    Glume
    Glumes exceeding apex of florets; firmer than fertile lemma. Lower glume oblong; indurate; 2-keeled; winged on keel. Lower glume surface cancellate. Upper glume oblong; coriaceous; 2-keeled; 3 -veined. Upper glume apex acute.
    Florets
    Basal sterile florets barren; without significant palea. Lemma of lower sterile floret oblong; hyaline; 0 -veined; acute. Fertile lemma oblong; hyaline; without keel; 2 -veined. Lemma margins ciliolate. Lemma apex acute. Palea absent or minute.
    Distribution
    Tropical Asia.

    Images

    Distribution

    Native to:

    Myanmar

    Ratzeburgia Kunth appears in other Kew resources:

    First published in Révis. Gramin. 2: 487 (1831)

    Sources

    GrassBase - The Online World Grass Flora
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2018. 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 2018. 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