Vascular plant diversity of the valley Antinaco-Los Colorados, La Rioja Argentina
Vascular plant diversity of the valley Antinaco-Los Colorados, La Rioja Argentina. The Antinaco-Los Colorados Valley is an extensive plain of the Monte ecoregion in the center-west of La Rioja (Argentina). This study provides a comprehensive inventory of the diversity of vascular plants growing spon...
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Sociedad Argentina de Botánica
2015
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I10-R10-article-125282020-03-09T19:05:34Z Vascular plant diversity of the valley Antinaco-Los Colorados, La Rioja Argentina Diversidad de plantas vasculares del valle Antinaco-Los Colorados, La Rioja, Argentina Varela, Omar Parrado, María F. Buedo, Sebastián E. Endemism Vascular Flora floristic inventory life-forms Monte Desert Vegetation. lora vascular Catálogo florístico endemismos formas de vida Monte Vegetación Vascular plant diversity of the valley Antinaco-Los Colorados, La Rioja Argentina. The Antinaco-Los Colorados Valley is an extensive plain of the Monte ecoregion in the center-west of La Rioja (Argentina). This study provides a comprehensive inventory of the diversity of vascular plants growing spontaneously in the valley. A total of 264 species distributed in 57 families and 181 genera were recorded in four types of vegetation during 90 field trips. Eighteen species are new records for the province. The most diverse families were Asteraceae (35 spp., 13%), Poaceae (32 spp., 12%), Fabaceae (19 spp., 7%), Solanaceae (19 spp., 7%) and Cactaceae (16 spp., 6%). The best represented genera were Tillandsia (10 spp.), Solanum (6 spp.), Atriplex (5 spp.), Lycium (5 spp.) and Prosopis (5 spp.). The 13% of species (35) are introduced, mostly belong to families Poaceae (8 spp.), Asteraceae (5 spp.), Brassicaceae (5 spp.) and Chenopodiaceae (5 spp.). The valley includes 84 endemisms of level National, Regional and Provincial, 41% of which belongs to the family Cactaceae (13 spp.), Asteraceae (9 spp.), Solanaceae (7 spp.), Chenopodiaceae (6 spp.) and Euphorbiaceae (6 spp.). The dominant forms of life were the Phanerophytes (28%), Therophytes (28%) and Hemicryptophytes (21%). The valley concentrates approximately 17% of the diversity of vascular plants known for La Rioja. El valle Antinaco-Los Colorados es una extensa planicie de la ecorregión del Monte en el centro-oeste de La Rioja (Argentina). Este estudio proporciona un inventario exhaustivo de la diversidad de plantas vasculares que crecen espontáneamente en el valle. En 90 viajes de campo se registraron 264 especies de 57 familias y 181 géneros en 4 tipos de vegetación. Se mencionan 18 citas nuevas para la provincia. Las cinco familias más diversas fueron Asteraceae (35 spp., 13%), Poaceae (32 spp., 12%), Fabaceae (19 spp., 7%), Solanaceae (19 spp., 7%) y Cactaceaae (16 spp., 6%). Los géneros mejor representados fueron Tillandsia (10 spp.), Solanum (6 spp.), Atriplex (5 spp.), Lycium (5 spp.) y Prosopis (5 spp.). El 13% de las especies (35) son introducidas, principalmente de las familias Poaceae (7 spp.), Asteraceae (5 spp.), Brassicaceae (5 spp.) y Chenopodiaceae (5 spp.). El valle incluye 84 endemismos de nivel nacional, regional y provincial, y en su mayoría (41%) corresponden a Cactaceae (13 spp.), Asteraceae (9 spp.), Solanaceae (7 spp.), Chenopodiaceae (6 spp.) y Euphorbiaceae (6 spp.). Las formas de vida dominantes fueron los Fanerófitos (29%), Terófitos (28%) y Hemicriptófitos (21%). El valle concentra aproximadamente el 17% de la diversidad de plantas vasculares conocida para La Rioja. Sociedad Argentina de Botánica 2015-10-18 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Artículo original application/pdf https://revistas.unc.edu.ar/index.php/BSAB/article/view/12528 Boletín de la Sociedad Argentina de Botánica (Journal of the Argentine Botanical Society; Vol. 50 No. 3 (2015): Setiembre; 385-411 Boletín de la Sociedad Argentina de Botánica; Vol. 50 Núm. 3 (2015): Setiembre; 385-411 Boletín de la Sociedad Argentina de Botánica; v. 50 n. 3 (2015): Setiembre; 385-411 1851-2372 0373-580X 10.31055/1851.2372.v50.n3 spa https://revistas.unc.edu.ar/index.php/BSAB/article/view/12528/12807 Derechos de autor 2015 Boletín de la Sociedad Argentina de Botánica |
institution |
Universidad Nacional de Córdoba |
institution_str |
I-10 |
repository_str |
R-10 |
container_title_str |
Revistas de la UNC |
language |
Español |
format |
Artículo revista |
topic |
Endemism Vascular Flora floristic inventory life-forms Monte Desert Vegetation. lora vascular Catálogo florístico endemismos formas de vida Monte Vegetación |
spellingShingle |
Endemism Vascular Flora floristic inventory life-forms Monte Desert Vegetation. lora vascular Catálogo florístico endemismos formas de vida Monte Vegetación Varela, Omar Parrado, María F. Buedo, Sebastián E. Vascular plant diversity of the valley Antinaco-Los Colorados, La Rioja Argentina |
topic_facet |
Endemism Vascular Flora floristic inventory life-forms Monte Desert Vegetation. lora vascular Catálogo florístico endemismos formas de vida Monte Vegetación |
author |
Varela, Omar Parrado, María F. Buedo, Sebastián E. |
author_facet |
Varela, Omar Parrado, María F. Buedo, Sebastián E. |
author_sort |
Varela, Omar |
title |
Vascular plant diversity of the valley Antinaco-Los Colorados, La Rioja Argentina |
title_short |
Vascular plant diversity of the valley Antinaco-Los Colorados, La Rioja Argentina |
title_full |
Vascular plant diversity of the valley Antinaco-Los Colorados, La Rioja Argentina |
title_fullStr |
Vascular plant diversity of the valley Antinaco-Los Colorados, La Rioja Argentina |
title_full_unstemmed |
Vascular plant diversity of the valley Antinaco-Los Colorados, La Rioja Argentina |
title_sort |
vascular plant diversity of the valley antinaco-los colorados, la rioja argentina |
description |
Vascular plant diversity of the valley Antinaco-Los Colorados, La Rioja Argentina. The Antinaco-Los Colorados Valley is an extensive plain of the Monte ecoregion in the center-west of La Rioja (Argentina). This study provides a comprehensive inventory of the diversity of vascular plants growing spontaneously in the valley. A total of 264 species distributed in 57 families and 181 genera were recorded in four types of vegetation during 90 field trips. Eighteen species are new records for the province. The most diverse families were Asteraceae (35 spp., 13%), Poaceae (32 spp., 12%), Fabaceae (19 spp., 7%), Solanaceae (19 spp., 7%) and Cactaceae (16 spp., 6%). The best represented genera were Tillandsia (10 spp.), Solanum (6 spp.), Atriplex (5 spp.), Lycium (5 spp.) and Prosopis (5 spp.). The 13% of species (35) are introduced, mostly belong to families Poaceae (8 spp.), Asteraceae (5 spp.), Brassicaceae (5 spp.) and Chenopodiaceae (5 spp.). The valley includes 84 endemisms of level National, Regional and Provincial, 41% of which belongs to the family Cactaceae (13 spp.), Asteraceae (9 spp.), Solanaceae (7 spp.), Chenopodiaceae (6 spp.) and Euphorbiaceae (6 spp.). The dominant forms of life were the Phanerophytes (28%), Therophytes (28%) and Hemicryptophytes (21%). The valley concentrates approximately 17% of the diversity of vascular plants known for La Rioja. |
publisher |
Sociedad Argentina de Botánica |
publishDate |
2015 |
url |
https://revistas.unc.edu.ar/index.php/BSAB/article/view/12528 |
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first_indexed |
2022-08-20T01:20:29Z |
last_indexed |
2022-08-20T01:20:29Z |
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