1. Family: Poaceae Barnhart
    1. Neostapfiella A.Camus

      1. This genus is accepted, and its native range is Madagascar.

    [GB]

    nonem

    Habit
    Annual. Stolons absent (2), or present (1). Culms decumbent (1/1); slender (2/2); 8-20.5-30 cm long; rooting from lower nodes (1/1). Lateral branches ample (1/1). Ligule a ciliolate membrane. Leaf-blades linear (2), or lanceolate (1).
    Inflorescences
    Inflorescence composed of racemes. Racemes single (1), or paired (1), or digitate (1); erect (1), or ascending (2); unilateral. Rhachis angular. Spikelet packing broadside to rhachis; 2 -rowed (1/1). Spikelets ascending; solitary. Fertile spikelets sessile.
    Spikelets
    Spikelets comprising 2 fertile florets; without rhachilla extension (2), or with diminished florets at the apex (1). Spikelets cuneate; laterally compressed; 3.2-4.136-5.5 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus brief (1), or evident (1), or elongated (1); pubescent (2), or pilose (1); obtuse (1), or acute (1), or pungent (1).
    Fertile
    Spikelets comprising 2 fertile florets; without rhachilla extension (2), or with diminished florets at the apex (1). Spikelets cuneate; laterally compressed; 3.2-4.136-5.5 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus brief (1), or evident (1), or elongated (1); pubescent (2), or pilose (1); obtuse (1), or acute (1), or pungent (1).
    Glume
    Glumes persistent; shorter than spikelet; thinner than fertile lemma; gaping. Lower glume lanceolate; 0.4-0.8333-1 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume surface glabrous, or pubescent (1). Lower glume apex acute (1), or acuminate (2); muticous (2), or mucronate (1). Upper glume lanceolate (2), or oblong (1); 0.75-0.875-1 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined. Upper glume surface glabrous, or pubescent (1). Upper glume apex obtuse (1), or acute (1), or acuminate (1); muticous (2), or mucronate (1).
    Florets
    Fertile lemma elliptic (2), or obovate (1); laterally compressed; lanceolate in profile (1/1); coriaceous; keeled; 3 -veined. Lemma surface glabrous (1), or puberulous (1), or pilose (1). Lemma apex dentate; 2 -fid; acute (1/1); awned; 1 -awned. Principal lemma awn subapical. Apical sterile florets 1 in number (1/1); barren (1/1); elliptic (1/1). Apical sterile lemmas awned (1/1).
    Flowers
    Anthers 3 (2/2).
    Fruits
    Caryopsis with adherent pericarp; lanceolate; trigonous.
    Distribution
    Africa.

    Images

    Distribution

    Native to:

    Madagascar

    Neostapfiella A.Camus appears in other Kew resources:

    First published in Bull. Bi-mens. Soc. Linn. Lyon 5: 4 (1926)

    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