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  1. Family: Poaceae Barnhart
    1. Gelidocalamus T.H.Wen

      1. This genus is accepted, and its native range is S. China, Nansei-shoto to Taiwan.

    [GB]

    nonem

    Habit
    Perennial. Rhizomes elongated; leptomorph. Culms erect; 76-259.3-780 cm long; woody. Culm-internodes terete. Culm-nodes flush with internodes (2/4), or swollen (2/4). Lateral branches suffrutescent (11/11). Branch complement three (2/9), or several (5/9), or many (5/9). Culm-sheaths persistent (4/8), or deciduous (4/8); without auricles (9/11), or auriculate (2/11). Culm-sheath blade linear (9/11), or lanceolate (3/11), or triangular (1/11). Ligule an eciliate membrane (10), or a ciliolate membrane (2). Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades linear (1), or lanceolate (11), or oblong (8), or ovate (1). Leaf-blade venation without cross veins (2), or with distinct cross veins (10).
    Inflorescences
    Inflorescence a panicle (3/3). Panicle open (3/3). Spikelets solitary (3/3). Fertile spikelets pedicelled (3/3).
    Spikelets
    Spikelets comprising 2 fertile florets (1/3), or 3-4 fertile florets (3/3), or 5 fertile florets (2/3); with diminished florets at the apex (3/3). Spikelets lanceolate (2/3), or oblong (1/3); subterete (3/3); 5-8.333-14 mm long; breaking up at maturity (3/3); disarticulating below each fertile floret (3/3). Rhachilla internodes glabrous (2/3), or pubescent (1/3).
    Fertile
    Spikelets comprising 2 fertile florets (1/3), or 3-4 fertile florets (3/3), or 5 fertile florets (2/3); with diminished florets at the apex (3/3). Spikelets lanceolate (2/3), or oblong (1/3); subterete (3/3); 5-8.333-14 mm long; breaking up at maturity (3/3); disarticulating below each fertile floret (3/3). Rhachilla internodes glabrous (2/3), or pubescent (1/3).
    Glume
    Glumes persistent (3/3); shorter than spikelet (3/3). Lower glume lanceolate (3/3); chartaceous (1/1); without keels (1/1); 1 -veined (1/1). Lower glume lateral veins absent (1/3), or distinct (2/3). Lower glume apex acuminate (1/1). Upper glume lanceolate (3/3); chartaceous (1/1); without keels (1/1); 5 -veined (1/1). Upper glume apex acuminate (1/1).
    Florets
    Fertile lemma lanceolate (3/3); chartaceous (3/3); without keel (3/3); 5 -veined (1/2), or 7 -veined (1/2). Lemma apex acuminate (2/2). Palea 1-1.033-1.1 length of lemma. Apical sterile florets resembling fertile though underdeveloped (1/3), or distinct from fertile (2/3).
    Flowers
    Lodicules 3 (3/3); glabrous (2/3), or ciliate (1/3). Anthers 3 (3/3). Stigmas 1 (1/3), or 2 (3/3). Ovary glabrous (2/2).
    Fruits
    Caryopsis with adherent pericarp (1/1); obovoid (1/1).
    Distribution
    Temperate Asia.

    Distribution

    Native to:

    China South-Central, China Southeast, Nansei-shoto, Taiwan

    Accepted Species

    Other Data

    Gelidocalamus T.H.Wen appears in other Kew resources:

    Bibliography

    First published in J. Bamboo Res. 1(1): 21 (1982)

    Accepted by

    • Govaerts, R.H.A. (2011). World checklist of selected plant families published update Facilitated by the Trustees of the Royal Botanic Gardens, Kew.

    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 2020. 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 2020. 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