Poaceae
Agrostis

Agrostis breviculmis Hitchc.

First published in Bull. Bur. Pl. Industr. U.S.D.A. 68: 36 (1905)
This species is accepted
The native range of this species is Colombia to NW. Venezuela and S. South America. It is a perennial and grows primarily in the montane tropical biome.

Descriptions

Distribution
Biogeografic region: Andean. Elevation range: 2500–5000 m a.s.l. Native to Colombia. Colombian departments: Arauca, Bogotá DC, Boyacá, Caldas, Cauca, Cundinamarca, Nariño, Risaralda, Santander, Tolima.
Habit
Herb.
[UPFC]

Bernal, R., Gradstein, S.R. & Celis, M. (eds.). 2015. Catálogo de plantas y líquenes de Colombia. Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Bogotá. http://catalogoplantasdecolombia.unal.edu.co

Distribution
Nativa en Colombia; Alt. 2500 - 5000 m.; Andes.
Morphology General Habit
Hierba
Conservation
No Evaluada
[CPLC]

Morphology General Habit
Perennial; caespitose. Culms erect; 4-10 cm long. Culm-internodes distally glabrous. Ligule an eciliate membrane. Leaf-blades involute; 1-3 cm long; 1-1.3 mm wide. Leaf-blade surface glabrous.
Morphology Reproductive morphology Inflorescences
Inflorescence a panicle. Panicle spiciform; linear; 1-3 cm long. Spikelets solitary. Fertile spikelets pedicelled.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets elliptic; laterally compressed; 2 mm long; breaking up at maturity; disarticulating below each fertile floret.
Fertile
Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets elliptic; laterally compressed; 2 mm long; breaking up at maturity; disarticulating below each fertile floret.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes persistent; similar; exceeding apex of florets; firmer than fertile lemma; shiny; gaping. Lower glume lanceolate; 1 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume primary vein scabrous. Lower glume lateral veins absent. Lower glume surface asperulous; rough above. Lower glume apex acute. Upper glume lanceolate; 1.8-2 mm long; 1.2-1.4 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined. Upper glume primary vein scabrous. Upper glume lateral veins absent. Upper glume surface asperulous; rough at apex. Upper glume apex acute.
Morphology Reproductive morphology Flowers Florets
Fertile lemma elliptic; 1.5 mm long; hyaline; without keel; 5 -veined. Lemma apex truncate; muticous. Palea absent or minute.
Morphology Reproductive morphology Flowers
Lodicules 2; membranous. Anthers 3.
Morphology Reproductive morphology Fruits
Caryopsis with adherent pericarp. Hilum linear.
Distribution
South America: northern South America, western South America, and southern South America.
Reference
Aveneae. Gr Peru 1995.
[GB]

Bernal, R., G. Galeano, A. Rodríguez, H. Sarmiento y M. Gutiérrez. 2017. Nombres Comunes de las Plantas de Colombia. http://www.biovirtual.unal.edu.co/nombrescomunes/

Vernacular
paja del Niño Dios
[UNAL]

Sources

  • Catálogo de Plantas y Líquenes de Colombia

    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Colombian resources for Plants made Accessible

    • ColPlantA 2021. Published on the Internet at http://colplanta.org
    • http://creativecommons.org/licenses/by/3.0/

  • GrassBase - The Online World Grass Flora

    • Clayton, W.D., Vorontsova, M.S., Harman, K.T. and Williamson, H. (2006 onwards). 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 Vascular Plants 2023. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2022 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0

  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2023. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2022 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0

  • Universidad Nacional de Colombia

    • ColPlantA database
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Useful Plants and Fungi of Colombia

    • http://creativecommons.org/licenses/by-nc-sa/3.0