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This species is accepted, and its native range is Cuba.
A specimen from Kew's Herbarium

[GB]
Morphology General Habit
Perennial; caespitose. Basal innovations flabellate. Culms erect, or geniculately ascending; robust; 60-70 cm long. Leaf-sheaths keeled; puberulous. Ligule a fringe of hairs. Leaf-blades 5-10 cm long; 1.5-3 mm wide. Leaf-blade surface scabrous; pilose; hairy adaxially, or on both sides.
Morphology Reproductive morphology Inflorescences
Inflorescence composed of racemes. Racemes 5-6; digitate; spreading, or deflexed; unilateral; 4-6 cm long. Rhachis subterete; scabrous on surface. Spikelet packing broadside to rhachis; crowded; regular. Spikelets appressed; solitary. Fertile spikelets sessile.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 1 fertile florets; with diminished florets at the apex. Spikelets cuneate; laterally compressed; 3.5-3.7 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded; obtuse.
Fertile
Spikelets comprising 1 fertile florets; with diminished florets at the apex. Spikelets cuneate; laterally compressed; 3.5-3.7 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded; obtuse.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes persistent; similar; shorter than spikelet; thinner than fertile lemma; gaping. Lower glume lanceolate; 2.2-2.5 mm long; 0.6-0.7 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume primary vein scaberulous. Lower glume lateral veins absent. Lower glume apex acute. Upper glume lanceolate; 3.3-3.5 mm long; 0.9 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined. Upper glume primary vein scaberulous. Upper glume lateral veins absent. Upper glume apex acute.
Morphology Reproductive morphology Flowers Florets
Fertile lemma lanceolate, or elliptic; laterally compressed; 3.5-3.7 mm long; 0.5 mm wide; cartilaginous; keeled; 3 -veined. Lemma margins ciliate; hairy all along. Lemma apex acute; awned; 1 -awned. Principal lemma awn subapical; 20-24 mm long overall. Apical sterile florets 1 in number; barren; lanceolate; 1.6-1.9 mm long. Apical sterile lemmas acute; awned; 1 -awned. Apical sterile lemma awns 15-20 mm long; 1 per spikelet in number.
Morphology Reproductive morphology Flowers
Lodicules 2; cuneate; fleshy. Anthers 3. Stigmas 2.
Morphology Reproductive morphology Fruits
Caryopsis with adherent pericarp; dorsally compressed; trigonous.
Distribution
South America: Caribbean.
Reference
Cynodonteae. Anderson.

Native to:

Cuba

Chloris arenaria Hitchc. & Ekman appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Ekman, E.L. [11253], Cuba K000308958

First published in Misc. Publ. U.S.D.A. 243: 131 (1936)

Accepted by

  • Acevedo-Rodríguez, P. & Strong, M.T. (2012). Catalogue of seed plants of the West Indies Smithsonian Contributions to Botany 98: 1-1192.
  • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne.

Literature

Kew Backbone Distributions

  • Acevedo-Rodríguez, P. & Strong, M.T. (2012). Catalogue of seed plants of the West Indies Smithsonian Contributions to Botany 98: 1-1192.

GrassBase - The Online World Grass Flora
http://creativecommons.org/licenses/by-nc-sa/3.0

Herbarium Catalogue Specimens
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 2021. 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 2021. 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