A new variety of Schizachyrium (Poaceae : Andropogoneae) from South America, with notes on the infraspecific taxa of Schizachyrium tenerum

A new variety of Schizachyrium tenerum from South America is described and illustrated. The new taxon (S. tenerum var. muticum) differs from the other varieties of the species (S. tenerum var. tenerum and S. tenerum var. hirtiglume) mainly by the absence of awns in the sessile spikelets, which is a...

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Autores principales: Welker, Cassiano Aimberé Dorneles, Zatta Fieker, Carolline, Peichoto, Myriam Carolina
Formato: Artículo
Lenguaje:Inglés
Publicado: Magnolia Press 2025
Materias:
Gramineae
New taxon
Schizachyrium tenerum var. muticum
Acceso en línea:http://repositorio.unne.edu.ar/handle/123456789/59367
Aporte de:
RIUNNE - Repositorio Institucional de la Universidad Nacional del Nordeste (UNNE) de Universidad Nacional del Nordeste
id I48-R184-123456789-59367
record_format dspace
spelling I48-R184-123456789-593672025-12-15T12:03:16Z A new variety of Schizachyrium (Poaceae : Andropogoneae) from South America, with notes on the infraspecific taxa of Schizachyrium tenerum Welker, Cassiano Aimberé Dorneles Zatta Fieker, Carolline Peichoto, Myriam Carolina Gramineae New taxon Schizachyrium tenerum var. muticum A new variety of Schizachyrium tenerum from South America is described and illustrated. The new taxon (S. tenerum var. muticum) differs from the other varieties of the species (S. tenerum var. tenerum and S. tenerum var. hirtiglume) mainly by the absence of awns in the sessile spikelets, which is a very unusual character in the genus. The new variety occurs in Venezuela, Bolivia, and Brazil. A taxonomic discussion and an identification key for the infraspecific taxa of S. tenerum are also presented, as well as illustrations of all varieties of the species. Additionally, Schizachyrium tenerum var. hirtiglume is reported for the first time for Colombia. 2025-12-15T11:32:14Z 2025-12-15T11:32:14Z 2019-05-09 Artículo Welker, Cassiano Aimberé Dorneles, Zatta Fieker, Carolline y Peichoto, Myriam Carolina, 2019. A new variety of Schizachyrium (Poaceae : Andropogoneae) from South America, with notes on the infraspecific taxa of Schizachyrium tenerum. Phytotaxa. Auckland: Magnolia Press, vol. 403, no. 1, p. 55-65. e-ISSN 1179-3162. 1179-3155 http://repositorio.unne.edu.ar/handle/123456789/59367 eng https://doi.org/10.11646/phytotaxa.403.1.5 restrictedAccess http://creativecommons.org/licenses/by-nc-nd/2.5/ar/ application/pdf p. 55-65 application/pdf Magnolia Press Phytotaxa, 2019, vol. 403, no. 1, p. 55-65.
institution Universidad Nacional del Nordeste
institution_str I-48
repository_str R-184
collection RIUNNE - Repositorio Institucional de la Universidad Nacional del Nordeste (UNNE)
language Inglés
topic Gramineae
New taxon
Schizachyrium tenerum var. muticum
spellingShingle Gramineae
New taxon
Schizachyrium tenerum var. muticum
Welker, Cassiano Aimberé Dorneles
Zatta Fieker, Carolline
Peichoto, Myriam Carolina
A new variety of Schizachyrium (Poaceae : Andropogoneae) from South America, with notes on the infraspecific taxa of Schizachyrium tenerum
topic_facet Gramineae
New taxon
Schizachyrium tenerum var. muticum
description A new variety of Schizachyrium tenerum from South America is described and illustrated. The new taxon (S. tenerum var. muticum) differs from the other varieties of the species (S. tenerum var. tenerum and S. tenerum var. hirtiglume) mainly by the absence of awns in the sessile spikelets, which is a very unusual character in the genus. The new variety occurs in Venezuela, Bolivia, and Brazil. A taxonomic discussion and an identification key for the infraspecific taxa of S. tenerum are also presented, as well as illustrations of all varieties of the species. Additionally, Schizachyrium tenerum var. hirtiglume is reported for the first time for Colombia.
format Artículo
author Welker, Cassiano Aimberé Dorneles
Zatta Fieker, Carolline
Peichoto, Myriam Carolina
author_facet Welker, Cassiano Aimberé Dorneles
Zatta Fieker, Carolline
Peichoto, Myriam Carolina
author_sort Welker, Cassiano Aimberé Dorneles
title A new variety of Schizachyrium (Poaceae : Andropogoneae) from South America, with notes on the infraspecific taxa of Schizachyrium tenerum
title_short A new variety of Schizachyrium (Poaceae : Andropogoneae) from South America, with notes on the infraspecific taxa of Schizachyrium tenerum
title_full A new variety of Schizachyrium (Poaceae : Andropogoneae) from South America, with notes on the infraspecific taxa of Schizachyrium tenerum
title_fullStr A new variety of Schizachyrium (Poaceae : Andropogoneae) from South America, with notes on the infraspecific taxa of Schizachyrium tenerum
title_full_unstemmed A new variety of Schizachyrium (Poaceae : Andropogoneae) from South America, with notes on the infraspecific taxa of Schizachyrium tenerum
title_sort new variety of schizachyrium (poaceae : andropogoneae) from south america, with notes on the infraspecific taxa of schizachyrium tenerum
publisher Magnolia Press
publishDate 2025
url http://repositorio.unne.edu.ar/handle/123456789/59367
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