1. Family: Poaceae Barnhart
    1. Genus: Oligostachyum Z.P.Wang & G.H.Ye
      1. Oligostachyum wuyishanicum S.S.You & K.F.Huang

        This species is accepted, and its native range is China (Fujian).

    [GB]
    Habit
    Perennial. Rhizomes elongated; leptomorph. Culms 300-500 cm long; 7-11 mm diam.; woody. Culm-internodes terete; distally mealy. Culm-nodes swollen. Lateral branches dendroid. Branch complement three; with subequal branches. Culm-sheaths deciduous; coriaceous; without auricles; glabrous on shoulders. Culm-sheath ligule 2-5 mm high. Culm-sheath blade triangular; spreading, or reflexed. Leaves 2-3 per branch. Leaf-sheaths glabrous on surface. Leaf-sheath oral hairs lacking. Leaf-sheath auricles absent. Ligule a ciliolate membrane; 2 mm long. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades deciduous at the ligule; lanceolate; 10-16 cm long; 11-15 mm wide. Leaf-blade venation with 10-12 secondary veins. Leaf-blade surface pilose; hairy abaxially. Leaf-blade apex acuminate.
    Inflorescences
    Inflorescence composed of racemes. Racemes 1; single; bearing 3-4 fertile spikelets on each. Spikelets solitary. Fertile spikelets pedicelled. Pedicels 4-10 mm long.
    Spikelets
    Spikelets comprising 5-7 fertile florets; with diminished florets at the apex. Spikelets linear; laterally compressed; 15-35 mm long; 3-4 mm wide; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 5-7 fertile florets; with diminished florets at the apex. Spikelets linear; laterally compressed; 15-35 mm long; 3-4 mm wide; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes two; persistent; similar; shorter than spikelet. Lower glume lanceolate; 3-7 mm long; chartaceous; 7-9 -veined. Lower glume apex acuminate. Upper glume lanceolate; 9-10 mm long; chartaceous; 9-11 -veined. Upper glume apex acute.
    Florets
    Fertile lemma lanceolate; 11-13 mm long; chartaceous; without keel; 9-11 -veined. Lemma apex acuminate. Palea 8-9 mm long. Palea keels ciliolate. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Lodicules 3. Anthers 3-5. Stigmas 3.
    Fruits
    Caryopsis with adherent pericarp; apex unappendaged.
    Distribution
    Asia-temperate: China.
    Reference
    Bambuseae. You & Huang 2002.

    Distribution

    Native to:

    China Southeast

    Oligostachyum wuyishanicum S.S.You & K.F.Huang appears in other Kew resources:

    First published in J. Bamboo Res. 11(4): 8 (1992)

    Accepted by

    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of 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