Family:
Poaceae Barnhart
Genus:
Decaryella A.Camus

Decaryella madagascariensis A.Camus

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

[GB]
Morphology General Habit
Annual. Culms decumbent; 10-30 cm long. Ligule a ciliate membrane. Leaf-blades 1.5-3.5 cm long.
Morphology Reproductive morphology Inflorescences
Inflorescence composed of racemes. Racemes 1; single; multilateral; 4-12 cm long. Spikelets spreading, or ascending; solitary. Fertile spikelets pedicelled. Pedicels filiform, or linear; 1.5-5 mm long; pubescent; tip widened.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 1(-2) fertile florets; without rhachilla extension. Spikelets ovate; laterally compressed; 6-8.5 mm long; falling entire; deciduous with the pedicel; pedicel base pungent.
Fertile
Spikelets comprising 1(-2) fertile florets; without rhachilla extension. Spikelets ovate; laterally compressed; 6-8.5 mm long; falling entire; deciduous with the pedicel; pedicel base pungent.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes similar; exceeding apex of florets; firmer than fertile lemma. Lower glume ovate; 6-8.5 mm long; 1 length of upper glume; coriaceous; without keels; 5 -veined. Lower glume surface hispidulous. Lower glume apex awned (stiffly); 1 -awned. Lower glume awn 3-7 mm long. Upper glume ovate; 6-8.5 mm long; 3 length of adjacent fertile lemma; coriaceous; without keels; 5 -veined. Upper glume surface pubescent. Upper glume apex acute; awned (stiffly); 1 -awned. Upper glume awn 3-7 mm long.
Morphology Reproductive morphology Flowers Florets
Fertile lemma ovate; 2.2-3 mm long; membranous; without keel; 1-3 -veined. Lemma apex obtuse, or acute.
Morphology Reproductive morphology Fruits
Caryopsis with adherent pericarp.
Distribution
Africa: western Indian ocean.
Reference
Cynodonteae. Pat Mad.

Native to:

Madagascar

Decaryella madagascariensis A.Camus appears in other Kew resources:

First published in Bull. Soc. Bot. France 78: 178 (1931)

Accepted by

  • Bosser, J. (1969). Gramiées des pasturages et des cultures a Madagascar: 1-440. ORSTOM, Paris.
  • 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

  • Bosser, J. (1969). Gramiées des pasturages et des cultures a Madagascar: 1-440. ORSTOM, Paris.

  • 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 2022. 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 2022. 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