1. Family: Poaceae Barnhart
    1. Sinobambusa Makino ex Nakai

      1. This genus is accepted, and its native range is S. China to Vietnam.

    [GB]

    nonem

    Habit
    Perennial. Rhizomes absent (1), or elongated (13); leptomorph (13/13). Culms erect (13/13); 50-398.1-1000 cm long; woody; without nodal roots (6/6). Culm-internodes terete (7/12), or channelled (5/12). Culm-nodes swollen (8/8). Lateral branches dendroid. Branch complement one (1/12), or two (1/12), or three (11/12); in a horizontal line (9/9); with subequal branches (5/8), or 1 branch dominant (3/8); thinner than stem (5/5). Culm-sheaths persistent (1/7), or tardily deciduous (1/7), or deciduous but leaving a persistent girdle (1/7), or deciduous (5/7); without auricles (4/11), or auriculate (7/11). Culm-sheath blade linear (2/11), or lanceolate (11/11), or triangular (1/11); narrower than sheath (1/1). Leaf-sheath auricles absent (9), or falcate (5). Ligule an eciliate membrane, or a ciliolate membrane (1). Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate (13), or oblong (3); herbaceous (9), or chartaceous (5). Leaf-blade venation without cross veins (3), or with obscure cross veins (2), or with distinct cross veins (9).
    Inflorescences
    Synflorescence bractiferous (6/6); paniculate (1/6), or fasciculate (5/6); with glumaceous subtending bracts (6/6); with axillary buds at base of spikelet (6/6). Fertile spikelets sessile (5/6), or pedicelled (1/6).
    Spikelets
    Spikelets comprising 4 fertile florets (1/6), or 5-6 fertile florets (2/6), or 7 fertile florets (3/6), or 8-12 fertile florets (5/6), or 13 fertile florets (4/6), or 14-20 fertile florets (3/6), or 21-25 fertile florets (1/6), or 40 fertile florets (1/6); with diminished florets at the apex (6/6). Spikelets linear (6/6); laterally compressed (6/6); 30-66.89-108 mm long; breaking up at maturity (6/6); disarticulating below each fertile floret (6/6). Rhachilla internodes glabrous (4/6), or sparsely hairy (1/6), or pilose (1/6).
    Fertile
    Spikelets comprising 4 fertile florets (1/6), or 5-6 fertile florets (2/6), or 7 fertile florets (3/6), or 8-12 fertile florets (5/6), or 13 fertile florets (4/6), or 14-20 fertile florets (3/6), or 21-25 fertile florets (1/6), or 40 fertile florets (1/6); with diminished florets at the apex (6/6). Spikelets linear (6/6); laterally compressed (6/6); 30-66.89-108 mm long; breaking up at maturity (6/6); disarticulating below each fertile floret (6/6). Rhachilla internodes glabrous (4/6), or sparsely hairy (1/6), or pilose (1/6).
    Glume
    Glumes one the lower absent or obscure (1/6), or two (3/6), or several (2/6); persistent (6/6); shorter than spikelet (6/6). Lower glume oblong (2/3), or ovate (2/3); 0.7-0.85-1 length of upper glume; chartaceous (1/1); without keels (1/2), or 1-keeled (1/2); 9 -veined (1/2), or 11-13 -veined (1/2). Lower glume apex acute (2/2). Upper glume lanceolate (1/3), or oblong (1/3), or ovate (1/3); 0.5-0.6-0.7 length of adjacent fertile lemma; chartaceous (2/2); without keels (2/3), or 1-keeled (1/3); 9 -veined (1/2), or 11-13 -veined (1/2). Upper glume lateral veins with cross-veins (1/1). Upper glume apex acute (3/3).
    Florets
    Fertile lemma lanceolate (1/6), or ovate (5/6); chartaceous (6/6); without keel (6/6); 9 -veined (1/4), or 11-14 -veined (1/4), or 15 -veined (3/4), or 16-17 -veined (1/4). Lemma lateral veins obscure (1/2), or prominent (1/2). Lemma margins eciliate (5/6), or ciliate (1/6). Lemma apex obtuse (2/6), or acute (4/6), or acuminate (1/6); muticous (5/6), or mucronate (1/6). Palea embraced by lemma (5/6), or inturned at apex (1/6); 0.9 length of lemma; membranous (1/6), or chartaceous (5/6); 9 -veined (1/2), or 11 -veined (1/2). Palea keels ciliolate (2/6), or ciliate (4/6). Apical sterile florets resembling fertile though underdeveloped (6/6).
    Flowers
    Lodicules 3 (6/6); glabrous (2/6), or ciliate (4/6). Anthers 3 (5/6), or 6 (1/6). Stigmas 2 (1/6), or 3 (5/6). Ovary glabrous (5/5).
    Fruits
    Caryopsis with adherent pericarp (6/6); ellipsoid (1/1).
    Distribution
    Temperate Asia (11), or Tropical Asia (3).

    Images

    Distribution

    Native to:

    China South-Central, China Southeast, Hainan, Vietnam

    Introduced into:

    Japan, Nansei-shoto

    Sinobambusa Makino ex Nakai appears in other Kew resources:

    First published in J. Arnold Arbor. 6: 152 (1925)

    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