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Published March 1, 2017 | Version v1
Taxonomic treatment Open

Digitaria laxa Parodi

Authors/Creators

  • 1. Instituto de Botánica Darwinion, Labardén 200, Casilla de correo 22, B 1642 HYD, Buenos Aires, Argentina.
  • 2. Instituto de Biotecnología (CICyV), INTA Castelar, Buenos Aires, Argentina.
  • 3. Universidad de Buenos Aires, Facultad de Agronomía. Departamento de Recursos Naturales y Ambiente. Cátedra de Botánica Sistemática. Av. San Martín 4453, C 1417 DSE, Buenos Aires, Argentina.

Description

6. DIGITARIA LAXA (Rchb.) Parodi, Physis (Buenos Aires) 9: 18. 1928.

Reimaria laxa Rchb., Surinam Exsic. [in sched.]. 1828. Valota laxa (Rchb.) Hitchc. & Chase, Contr. U.S. Natl. Herb. 18 (7): 292. 1917. Trichachne laxa (Rchb.) Hitchc., Man. Grasses W. Ind. 165. 1936.

— TYPE: SURINAME. 1827, Weigelt s. n. (holotype: B; isotypes: BM!, MVFA!, W!).

Trichachne recalva Nees, Fl. Bras. Enum. Pl. 2: 88. 1829. Panicum recalvum (Nees) Kunth, Révis. Gramin. 1: 39. 1829.

— TYPE: BRAZIL. Habitat in ripa fluminis S. Francisci ad Joazerio, alt. 1,016 ped., provinciae Bahiensis, floret Aprili, K. Martius s. n. (holotype: M).

Iconography — Henrard (1950: 381, spikelet and upper floret); Vega and Rúgolo de Agrasar (2012: 299).

Geographical Distribution and Ecology — Caribbean, Venezuela, French Guiana, Guyana, Surinam, Brazil, Bolivia, Paraguay, and Argentina. It is frequent in river and streams shores, and within riparian groves from sea level to 800 m.

Notes

Published as part of Medico, Julia Mariela Lo, Tosto, Daniela Sandra, Rua, Gabriel Hugo, Agrasar, Zulma Esther Rúgolo de, Scataglini, Maria Amalia & Vega, Andrea Susana, 2017, Phylogeny of Digitaria Sections Trichachne and Trichophorae (Poaceae, Panicoideae, Paniceae): A Morphological and Molecular Analysis. New Circumscription and Synopsis, pp. 37-53 in Systematic Botany (Basel, Switzerland) (Basel, Switzerland) 42 (1) on page 48, DOI: 10.1600/036364417X694908, http://zenodo.org/record/16907762

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Linked records

Additional details

Identifiers

URL
http://treatment.plazi.org/id/039630375932916DFF58FEABFD3DFCA7

Is part of
Journal article: 10.1600/036364417X694908 (DOI)
Journal article: http://zenodo.org/record/16907762 (URL)
Journal article: http://publication.plazi.org/id/FFAF484F59399166FFDDFF8FFFC8FFEF (URL)
Is source of
https://biodiversitypmc.sibils.org/collections/plazi/039630375932916DFF58FEABFD3DFCA7 (URL)
https://www.gbif.org/species/283382027 (URL)
https://www.checklistbank.org/dataset/311854/taxon/039630375932916DFF58FEABFD3DFCA7.taxon (URL)

Biodiversity

Collection code
B , BM, MVFA, W , M
Kingdom
Plantae
Phylum
Tracheophyta
Order
Poales
Family
Poaceae
Genus
Digitaria
Species
laxa
Taxon rank
species
Type status
holotype , isotype

References

  • Henrard, J. T. 1950. Monograph of the Genus Digitaria. Leiden: Universitaire Pers Leiden.
  • Vega, A. S. and Z. E. Rugolo de Agrasar. 2012. Digitaria. Pp. 287 - 308 in Flora Argentina. Plantas Vasculares de la Republica Argentina. Monocotiledoneae: Poaceae: Aristidoideae - Pharoideae 3 (1), eds Z. E. Rugolo de Agrasar, A. M. Anton, and F. O. Zuloaga. Cordoba: Graficamente Ediciones.