1. Family: Poaceae Barnhart
    1. Genus: Aristida L.
      1. Aristida engleri Mez

        This species is accepted, and its native range is S. Africa.

    [GB]
    Habit
    Perennial; caespitose. Culms geniculately ascending, or decumbent; 35-50 cm long. Culm-internodes distally glabrous. Culm-nodes glabrous. Lateral branches lacking, or sparse. Leaf-sheaths glabrous on surface. Leaf-sheath oral hairs pubescent. Ligule a fringe of hairs. Leaf-blades flat, or involute; 7-15 cm long; 1-2 mm wide.
    Inflorescences
    Inflorescence a panicle. Panicle open, or contracted; lanceolate, or ovate; 10-30 cm long. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets linear; subterete; 9-10 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus evident; bearded; 2-toothed.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets linear; subterete; 9-10 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus evident; bearded; 2-toothed.
    Glume
    Glumes persistent; similar; exceeding apex of florets; thinner than fertile lemma. Lower glume lanceolate; 5-6 mm long; 0.5 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume surface smooth, or asperulous. Lower glume apex obtuse. Upper glume lanceolate; 9-10 mm long; 1.2 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined. Upper glume lateral veins absent. Upper glume surface smooth, or asperulous. Upper glume apex obtuse.
    Florets
    Fertile lemma elliptic; subterete; 5-8 mm long; coriaceous; keeled; 3 -veined. Lemma surface scaberulous; rough above. Lemma margins convolute; covering most of palea. Lemma apex acute; awned; 3 -awned. Principal lemma awn 3-branched; with 20 mm long limb; with twisted column; deciduous; abscissing from top of lemma. Column of lemma awn 4.5 mm long. Lateral lemma awns 15 mm long; shorter than principal. Palea without keels.
    Flowers
    Anthers 3.
    Distribution
    Africa: south.
    Reference
    Aristideae. De Winter 1993.

    Distribution

    Native to:

    Cape Provinces, Namibia, Northern Provinces

    Aristida engleri Mez appears in other Kew resources:

    First published in Repert. Spec. Nov. Regni Veg. 17: 147 (1921)

    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.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa: an annotated checklist. Strelitzia 14.: i-vi, 1-1231. National Botanical Institute, Pretoria.

    Literature

    Kew Backbone Distributions
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa: an annotated checklist. Strelitzia 14.: i-vi, 1-1231. National Botanical Institute, Pretoria.

    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 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