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dc.contributor.author
Castello, Lucía Virginia
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dc.contributor.author
Galetto, Leonardo
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dc.date.available
2016-12-16T21:33:47Z
dc.date.issued
2013-03
dc.identifier.citation
Castello, Lucía Virginia; Galetto, Leonardo; How many taxa can be recognized within the complex Tillandsia capillaris (Bromeliaceae, Tillandsioideae)? Analysis of the available classifications using a multivariate approach.; Pensoft Publishers; PhytoKeys; 23; 3-2013; 25-39
dc.identifier.issn
1314-2011
dc.identifier.uri
http://hdl.handle.net/11336/9665
dc.description.abstract
Tillandsia capillaris Ruiz & Pav., which belongs to the subgenus Diaphoranthema is distributed in Ecuador, Peru, Bolivia, northern and central Argentina, and Chile, and includes forms that are difficult to circumscribe, thus considered to form a complex. The entities of this complex are predominantly small-sized epiphytes, adapted to xeric environments. The most widely used classification defines 5 forms for this complex based on few morphological reproductive traits: Tillandsia capillaris Ruiz & Pav. f. capillaris, Tillandsia capillaris f. incana (Mez) L.B. Sm., Tillandsia capillaris f. cordobensis (Hieron.) L.B. Sm., Tillandsia capillaris f. hieronymi (Mez) L.B. Sm. and Tillandsia capillaris f. virescens (Ruiz & Pav.) L.B. Sm. In this study, 35 floral and vegetative characters were analyzed with a multivariate approach in order to assess and discuss different proposals for classification of the Tillandsia capillaris complex, which presents morphotypes that co-occur in central and northern Argentina. To accomplish this, data of quantitative and categorical morphological characters of flowers and leaves were collected from herbarium specimens and field collections and were analyzed with statistical multivariate techniques. The results suggest that the last classification for the complex seems more comprehensive and three taxa were delimited: Tillandsia capillaris (=Tillandsia capillaris f. incana-hieronymi), Tillandsia virescens s. str. (=Tillandsia capillaris f. cordobensis) and Tillandsia virescens s. l. (=Tillandsia capillaris f. virescens). While Tillandsia capillaris and Tillandsia virescens s. str. co-occur, Tillandsia virescens s. l. is restricted to altitudes above 2000 m in Argentina. Characters previously used for taxa delimitation showed continuous variation and therefore were not useful. New diagnostic characters are proposed and a key is provided for delimiting these three taxa within the complex.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Pensoft Publishers
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dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Morphometry
dc.subject
Tillandsia Capillaris
dc.subject
Bromeliaceae
dc.subject
Species Complex
dc.subject
Distribution
dc.subject.classification
Ciencias de las Plantas, Botánica
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dc.subject.classification
Ciencias Biológicas
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dc.subject.classification
CIENCIAS NATURALES Y EXACTAS
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dc.title
How many taxa can be recognized within the complex Tillandsia capillaris (Bromeliaceae, Tillandsioideae)? Analysis of the available classifications using a multivariate approach.
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2016-12-12T14:16:47Z
dc.journal.volume
23
dc.journal.pagination
25-39
dc.journal.pais
Bulgaria
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dc.description.fil
Fil: Castello, Lucía Virginia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Instituto Multidisciplinario de Biología Vegetal (p); Argentina
dc.description.fil
Fil: Galetto, Leonardo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Instituto Multidisciplinario de Biología Vegetal (p); Argentina
dc.journal.title
PhytoKeys
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://www.pensoft.net/journals/phytokeys/article/4507/how-many-taxa-can-be-recognized-within-the-complex-tillandsia-capillaris-bromeliaceae-tillandsioideae-analysis-of-the-av
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.3897/phytokeys.23.4507
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