1. Family: Poaceae Barnhart
    1. Colpodium Trin.

      1. This genus is accepted, and its native range is NE. & E. Tropical African Mountains, Turkey to Iran.

    [FTEA]

    Gramineae, W. D. Clayton, S. M. Phillips And S. A. Renvoize. Flora of Tropical East Africa. 1974

    Habit
    Small perennials
    Culms
    Culms often becoming fibrous at the base
    Leaves
    Leaf-blades flat or folded, blunt at the tip
    Inflorescences
    Inflorescence a spiciform or spreading panicle
    Spikelets
    Spikelets 1–4(–6)-flowered, slightly laterally compressed, awnless; glumes persistent, equal or unequal, shorter than the lemmas or enclosing them, firmly membranous with hyaline margins and tip, lightly keeled near the base, rounded above, the nerves falling short of the obtuse or subacute tip; lemmas elliptic-oblong, thinly membranous, 3–5-nerved, keelless, glabrous or pubescent on the nerves and sometimes also between them with appressed clavate-tipped hairs, the nerves not reaching the obtuse or truncate tip; callus glabrous; palea as long as the lemma; lodicules 2–3-lobed
    Distribution
    Species ± 20; on mountains from Turkey through the Caucasus and Iran to the Himalayas; northwards to the tundra; on the mountains of East Africa.
    [GB]

    nonem

    Habit
    Perennial. Rhizomes absent (14), or short (4), or elongated (6). Stolons absent (23), or present (1). Culms erect (20/21), or geniculately ascending (11/21); 4-28-80 cm long. Leaf-sheaths open for most of their length (1/3), or tubular for much of their length (2/3). Ligule an eciliate membrane. Leaf-blades filiform (1), or linear; stiff (1), or firm (22), or flaccid (1). Leaf-blade margins cartilaginous (1/1).
    Inflorescences
    Inflorescence a panicle. Panicle open (16), or contracted (8). Primary panicle branches not whorled (23), or whorled at most nodes (1). Spikelets solitary. Fertile spikelets pedicelled. Pedicels filiform (1/1).
    Spikelets
    Spikelets comprising 0-1 basal sterile florets (1/1); 1-2 fertile florets (12), or 3 fertile florets (9), or 4 fertile florets (5); without rhachilla extension (21), or with diminished florets at the apex (3). Spikelets elliptic (3), or oblong (2), or ovate (1), or cuneate (18); laterally compressed; 2-4.9-10 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus glabrous (17/20), or pilose (1/20), or woolly (2/20).
    Fertile
    Spikelets comprising 0-1 basal sterile florets (1/1); 1-2 fertile florets (12), or 3 fertile florets (9), or 4 fertile florets (5); without rhachilla extension (21), or with diminished florets at the apex (3). Spikelets elliptic (3), or oblong (2), or ovate (1), or cuneate (18); laterally compressed; 2-4.9-10 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus glabrous (17/20), or pilose (1/20), or woolly (2/20).
    Glume
    Glumes persistent; shorter than spikelet (17), or reaching apex of florets (3), or exceeding apex of florets (4); parallel to lemmas (6), or gaping (18). Lower glume linear (1/23), or lanceolate (6/23), or elliptic (10/23), or oblong (4/23), or ovate (4/23); 0.6-0.884-1 length of upper glume; membranous (23/23); 1-keeled (21/21); 1 -veined (20/23), or 2 -veined (3/23), or 3 -veined (6/23). Lower glume lateral veins absent (18), or distinct (7). Lower glume apex entire (22), or erose (2); obtuse (9/22), or acute (14/22). Upper glume lanceolate (7), or elliptic (13), or oblong (2), or ovate (6), or obovate (1), or cuneate (1); 0.5-0.9267-1.5 length of adjacent fertile lemma; membranous; with undifferentiated margins (3), or hyaline margins (21); 1-keeled (22/22); 1 -veined (5/23), or 2 -veined (1/23), or 3 -veined (19/23). Upper glume apex entire (21), or erose (3); truncate (1/23), or obtuse (18/23), or acute (5/23).
    Florets
    Fertile lemma lanceolate (1), or elliptic (11), or oblong (10), or ovate (3), or obovate (1), or cuneate (1); hyaline (1/18), or membranous (17/18); of similar consistency above (7), or much thinner above (17); of similar consistency on margins (23), or much thinner on margins (1); without keel (3), or keeled (21); 3 -veined (12/17), or 4 -veined (1/17), or 5 -veined (6/17). Lemma midvein eciliate (22), or ciliate (1), or pubescent (1). Lemma lateral veins obscure (1/3), or prominent (2/3); less than two thirds length of lemma (23/23). Lemma surface glabrous (5), or puberulous (1), or pubescent (15), or pilose (4); hairy on back (8/20), or on veins (13/20); with simple hairs (18/20), or clavate hairs (2/20). Lemma apex entire (3), or erose (21); truncate (4), or obtuse (19), or acute (2); muticous, or mucronate (1). Palea 0.75-1.05-1.2 length of lemma. Palea keels eciliate (16), or ciliolate (8). Apical sterile florets resembling fertile though underdeveloped (3/3).
    Flowers
    Lodicules 2 (1/1); membranous (1/1). Anthers 3 (21/21).
    Fruits
    Caryopsis with adherent pericarp (1/1). Hilum elliptic (23/23); 0.2-0.2775-0.33 length of caryopsis.
    Distribution
    Europe (1), or Africa (3), or Temperate Asia (18), or Tropical Asia (6).

    Images

    Distribution

    Native to:

    Ethiopia, Iran, Iraq, Kenya, North Caucasus, Tanzania, Transcaucasus, Turkey

    Colpodium Trin. appears in other Kew resources:

    First published in Fund. Agrost.: 119 (1820)

    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.

    Literature

    Flora of Tropical East Africa
    • Fund. Agrost.: 119 (1820)

    Sources

    Flora of Tropical East Africa
    Flora of Tropical East Africa
    http://creativecommons.org/licenses/by-nc-sa/3.0

    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