1. Family: Poaceae Barnhart
    1. Genus: Valiha S.Dransf.
      1. Valiha perrieri (A.Camus) S.Dransf.

        This species is accepted, and its native range is Madagascar.

    [GB]
    Habit
    Perennial; culms solitary. Rhizomes elongated; pachymorph. Culms erect; slender; inclined at the tip; woody. Culm-internodes terete; thin-walled. Lateral branches dendroid; extravaginal. Bud complement 1. Branch complement many; in a clump; apparently arising below the node; with 1 branch dominant. Leaf-sheaths glabrous on surface; outer margin glabrous, or hairy. Ligule a ciliolate membrane. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate; 4.5-7 cm long; 9-15 mm wide. Leaf-blade surface glabrous. Leaf-blade apex attenuate.
    Inflorescences
    Synflorescence bractiferous; paniculate; 2.5-3.5 cm long; lax; with glumaceous subtending bracts; without axillary buds at base of spikelet; prophyllate below lateral spikelets; with 2-keeled prophylls. Spikelets appressed, or ascending.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension, or with a barren rhachilla extension. Spikelets linear; subterete, or laterally compressed; compressed slightly; 2.5 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension, or with a barren rhachilla extension. Spikelets linear; subterete, or laterally compressed; compressed slightly; 2.5 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes several; 5 empty glumes; persistent; similar; shorter than spikelet. Lower glume ovate; 4 mm long; chartaceous; without keels; 9 -veined. Lower glume surface pubescent. Lower glume apex acuminate. Upper glume ovate; 6 mm long; chartaceous; without keels; 15 -veined. Upper glume surface pilose; hairy above. Upper glume margins ciliate. Upper glume apex attenuate.
    Florets
    Basal sterile florets barren; without significant palea; attached to and deciduous with the fertile. Lemma of lower sterile floret similar to fertile lemma; ovate; 10 mm long; chartaceous; 19 -veined; pilose; hairy above; ciliate on margins; setaceously attenuate. Fertile lemma lanceolate, or ovate; 18 mm long; chartaceous; without keel; 21 -veined. Lemma surface pilose; hairy above. Lemma margins ciliate. Lemma apex acuminate. Palea tightly convolute around flower; 18 mm long; chartaceous. Palea keels contiguous above a sulcus. Palea apex dentate; 2 -fid.
    Flowers
    Lodicules 3; 6 mm long; membranous; acute. Anthers 6. Stigmas 3.
    Fruits
    Caryopsis with tardily free pericarp; oblong.
    Distribution
    Africa: western Indian ocean.
    Reference
    Bambuseae. Dransfield 1998.

    Images

    Distribution

    Native to:

    Madagascar

    Valiha perrieri (A.Camus) S.Dransf. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Apr 1, 1997 Perrier de la Bâthie, J.M.H.A. [163], Madagascar K000345518
    Apr 1, 1997 Perrier de la Bâthie, J.M.H.A. [11283], Madagascar K000345519 Unknown type material

    First published in Kew Bull. 53: 388 (1998)

    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

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/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