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  1. Family: Poaceae Barnhart
    1. Genus: Pseudanthistiria (Hack.) Hook.f.
      1. Pseudanthistiria umbellata (Hack.) Hook.f.

        This species is accepted, and its native range is India, Sri Lanka.

    [GB]
    Habit
    Annual; mat forming. Culms decumbent; 30-60 cm long; wiry; rooting from lower nodes. Ligule a ciliolate membrane. Leaf-blade base broadly rounded. Leaf-blades lanceolate; 1.5-5 cm long; 3-8 mm wide; flaccid. Leaf-blade surface glabrous, or pilose; sparsely hairy.
    Inflorescences
    Synflorescence compound; fasciculate; 5-20 cm long. Inflorescence composed of racemes; terminal and axillary; subtended by a spatheole; enclosed. Spatheole lanceolate; 1-1.5 cm long; membranous; purple. Peduncle flexuous. Racemes 1; single; 1 cm long; bearing few fertile spikelets; bearing 2 fertile spikelets on each. Rhachis fragile at the nodes. Rhachis internodes linear. Spikelets in pairs. Fertile spikelets sessile; 1 in the cluster. Companion sterile spikelets pedicelled; 1 in the cluster. Pedicels linear.
    Spikelets
    Companion sterile spikelets well-developed; containing empty lemmas, or male; lanceolate; 4-6 mm long; longer than fertile; separately deciduous. Companion sterile spikelet callus oblong; 0.5 mm long; truncate. Companion sterile spikelet glumes cartilaginous; muticous. Companion sterile spikelet lemmas 2; enclosed by glumes. Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; dorsally compressed; 3-4 mm long; falling entire; deciduous with accessory branch structures. Spikelet callus pilose; base obtuse; attached obliquely.
    Sterile
    Companion sterile spikelets well-developed; containing empty lemmas, or male; lanceolate; 4-6 mm long; longer than fertile; separately deciduous. Companion sterile spikelet callus oblong; 0.5 mm long; truncate. Companion sterile spikelet glumes cartilaginous; muticous. Companion sterile spikelet lemmas 2; enclosed by glumes.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; dorsally compressed; 3-4 mm long; falling entire; deciduous with accessory branch structures. Spikelet callus pilose; base obtuse; attached obliquely.
    Glume
    Glumes dissimilar; exceeding apex of florets; firmer than fertile lemma. Lower glume oblong; 1 length of spikelet; cartilaginous; without keels. Upper glume oblong; 1-keeled.
    Florets
    Basal sterile florets barren; without significant palea. Lemma of lower sterile floret oblong; 1 mm long; hyaline; 0 -veined; without midvein; without lateral veins. Fertile lemma oblong. Lemma apex entire; awned; 1 -awned. Principal lemma awn geniculate; 10-20 mm long overall; with twisted column. Column of lemma awn glabrous. Palea absent or minute.
    Distribution
    Asia-tropical: India.
    Reference
    Andropogoneae. WDC.

    Images

    Distribution

    Native to:

    India, Sri Lanka

    Synonyms

    Other Data

    Pseudanthistiria umbellata (Hack.) Hook.f. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Thwaites, G.H.K. [963], Sri Lanka K000245936 isotype
    Thwaites, G.H.K. [963], Sri Lanka K000975015

    Bibliography

    First published in Fl. Brit. India 7: 220 (1896)

    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.
    • Dassanayake (ed.) (1994). A Revised Handbook to the Flora of Ceylon 8: 1-458. Oxford & IBH Publishing Co. PVT. LTD., New Delhi, Calcutta.
    • Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, Calcutta.

    Literature

    Kew Backbone Distributions

    • Dassanayake (ed.) (1994). A Revised Handbook to the Flora of Ceylon 8: 1-458. Oxford & IBH Publishing Co. PVT. LTD., New Delhi, Calcutta.
    • Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, Calcutta.

    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 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