1. Family: Poaceae Barnhart
    1. Phaenanthoecium C.E.Hubb.

      1. This genus is accepted, and its native range is NE. Tropical Africa, SW. Arabian Peninsula.

    [GB]

    nonem

    Habit
    Perennial. Culms decumbent, or prostrate; 10-30 cm long. Ligule a fringe of hairs.
    Inflorescences
    Inflorescence composed of racemes. Racemes single; bearing few fertile spikelets; bearing 2-6 fertile spikelets on each. Spikelet packing lax. Spikelets appressed; solitary. Fertile spikelets pedicelled. Pedicels filiform.
    Spikelets
    Spikelets comprising 5-9 fertile florets; with diminished florets at the apex. Spikelets oblong; laterally compressed; 9-12 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded.
    Fertile
    Spikelets comprising 5-9 fertile florets; with diminished florets at the apex. Spikelets oblong; laterally compressed; 9-12 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded.
    Glume
    Glumes persistent; shorter than spikelet. Lower glume oblong; 0.8 length of upper glume; membranous; without keels, or 1-keeled; 1-3 -veined. Lower glume apex emarginate, or obtuse. Upper glume oblong; 0.8-0.9 length of adjacent fertile lemma; membranous; without keels; 3-4 -veined. Upper glume apex emarginate, or obtuse.
    Florets
    Fertile lemma elliptic; membranous; much thinner on margins; without keel; 9 -veined. Lemma surface with marginal hair tufts. Lemma apex lobed; 2 -fid; incised 0.25 of lemma length; awned; 3 -awned. Principal lemma awn from a sinus; geniculate. Lateral lemma awns shorter than principal. Palea 1 length of lemma; 2 -veined. Palea keels scaberulous. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Lodicules 2; fleshy; ciliate. Anthers 3. Ovary glabrous.
    Fruits
    Caryopsis with adherent pericarp; oblong; concavo-convex. Embryo 0.25 length of caryopsis. Hilum linear; 0.8 length of caryopsis.
    Distribution
    Africa, or Temperate Asia.

    Images

    Distribution

    Native to:

    Eritrea, Ethiopia, Sudan, Yemen

    Phaenanthoecium C.E.Hubb. appears in other Kew resources:

    First published in Bull. Misc. Inform. Kew 1936: 329 (1936)

    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