1. Family: Poaceae Barnhart
    1. Genus: Merostachys Spreng.
      1. Merostachys exserta Munro

        This species is accepted, and its native range is Brazil (Minas Gerais).

    [GB]
    Habit
    Perennial; caespitose. Rhizomes short; pachymorph. Culms scandent; 2000-3000 cm long; woody. Culm-internodes terete. Lateral branches dendroid. Branch complement many; flabellate; thinner than stem. Leaf-sheath oral hairs setose. Ligule a ciliolate membrane. Collar with external ligule. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate, or oblong; 4-17 cm long; 9-15 mm wide. Leaf-blade surface glabrous. Leaf-blade apex acuminate.
    Inflorescences
    Inflorescence composed of racemes. Racemes 1; single; unilateral; 5-10 cm long. Rhachis terminating in a sterile spikelet. Spikelet packing broadside to rhachis; contiguous. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets elliptic; laterally compressed; 8 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets elliptic; laterally compressed; 8 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes persistent; shorter than spikelet. Lower glume ovate; 4 mm long; chartaceous. Lower glume apex acute. Upper glume ovate; 5 mm long; chartaceous. Upper glume apex acute.
    Florets
    Fertile lemma ovate; 6 mm long; chartaceous; without keel. Lemma apex acute. Palea 1 length of lemma; chartaceous. Palea keels contiguous above a sulcus.
    Flowers
    Lodicules 3. Anthers 3. Stigmas 2.
    Fruits
    Caryopsis with free brittle pericarp.
    Distribution
    South America: Brazil.
    Reference
    Bambuseae. Camus 2002.

    Images

    Distribution

    Native to:

    Brazil Southeast

    Merostachys exserta Munro appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Munro, C.B. [70], Brazil K000307804 Unknown type material

    First published in E.G.Camus, Bambusées: 74 (1913)

    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.

    Literature

    Kew Backbone Distributions
    • Forzza, R.C. & al. (2013). Lista de Espécies da Flora do Brasil http://floradobrasil.jbrj.gov.br/2010/.

    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 2019. 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 2019. 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