1. Family: Poaceae Barnhart
    1. Genus: Neostapfia Burtt Davy
      1. Neostapfia colusana (Burtt Davy) Burtt Davy

        This species is accepted, and its native range is Central California.

    [GB]
    Habit
    Annual; caespitose. Culms geniculately ascending; 10-30 cm long. Leaves without demarcation between sheath and blade. Leaf-sheaths glandular; viscid. Ligule absent. Leaf-blades 2-8 cm long; 5-12 mm wide; viscid; aromatic. Leaf-blade surface pilose; sparsely hairy; with capitate hairs.
    Inflorescences
    Inflorescence composed of racemes. Racemes 1; single; multilateral; 2-8 cm long. Rhachis subterete; with scattered hairs; terminating in a sterile spikelet. Spikelet packing broadside to rhachis; crowded. Spikelets solitary. Fertile spikelets sessile.
    Sterile
    Apical sterile spikelets rudimentary; 5-20 in number.
    Spikelets
    Spikelets comprising 5 fertile florets; with diminished florets at the apex. Spikelets cuneate; subterete; 4-6 mm long; falling entire. Rhachilla internodes definite. Apical sterile spikelets rudimentary; 5-20 in number.
    Fertile
    Spikelets comprising 5 fertile florets; with diminished florets at the apex. Spikelets cuneate; subterete; 4-6 mm long; falling entire. Rhachilla internodes definite.
    Glume
    Glumes both absent or obscure.
    Florets
    Fertile lemma flabellate; 5 mm long; membranous; without keel; 7-11 -veined. Lemma lateral veins ribbed. Lemma margins ciliolate. Lemma apex erose; truncate; muticous. Palea 0.8 length of lemma; 2 -veined. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Lodicules 2; cuneate; 0.2 mm long; fleshy; truncate. Anthers 3; 2.5 mm long. Stigmas 2; sparsely hairy.
    Fruits
    Caryopsis with adherent pericarp; obovoid; laterally compressed; 2.5 mm long; dark brown. Embryo 1 length of caryopsis (obscured by viscid pericarp).
    Distribution
    North America: southwest USA.
    Reference
    Orcuttieae. Reeder.

    Images

    Distribution

    Native to:

    California

    Neostapfia colusana (Burtt Davy) Burtt Davy appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Burtt Davy, J. [s.n.], USA K000912325 Unknown type material
    Burtt Davy, J. [s.n.], USA K000912326 Unknown type material

    First published in Erythea 7: 43 (1899)

    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.
    • Flora of North America Editorial Committee (2003). Flora of North America North of Mexico 25: 1-781. Oxford University Press, New York, Oxford.

    Literature

    Kew Backbone Distributions
    • Flora of North America Editorial Committee (2003). Flora of North America North of Mexico 25: 1-781. Oxford University Press, New York, Oxford.

    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 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