Rescue of the geophyte Zephyranthes gilliesiana (Amaryllidaceae): a case study to assess ex situ conservation
Introduction: In the process of urbanization, fragmentation of environments leads to the loss of habitats and native species diversity. Rescue of plants for ex situ conservation can be an early intervention measure after disturbance. Aims: We analyzed the effect of soil removal on the population of...
Guardado en:
| Autores principales: | , |
|---|---|
| Formato: | Artículo revista |
| Lenguaje: | Español |
| Publicado: |
Sociedad Argentina de Botánica
2023
|
| Materias: | |
| Acceso en línea: | https://revistas.unc.edu.ar/index.php/BSAB/article/view/39704 |
| Aporte de: |
| id |
I10-R325-article-39704 |
|---|---|
| record_format |
ojs |
| institution |
Universidad Nacional de Córdoba |
| institution_str |
I-10 |
| repository_str |
R-325 |
| container_title_str |
Boletín de la Sociedad Argentina de Botánica |
| language |
Español |
| format |
Artículo revista |
| topic |
Biodiversidade, bulbos, conservação, estepe, ornamental, Patagônia, resgate. biodiversidad, bulbos estepa ornamental Patagonia urbanización biodiversity bulbs ornament Patagonia steppe urbanization |
| spellingShingle |
Biodiversidade, bulbos, conservação, estepe, ornamental, Patagônia, resgate. biodiversidad, bulbos estepa ornamental Patagonia urbanización biodiversity bulbs ornament Patagonia steppe urbanization Rovere, Adriana Gonzalez, Sofia Rescue of the geophyte Zephyranthes gilliesiana (Amaryllidaceae): a case study to assess ex situ conservation |
| topic_facet |
Biodiversidade, bulbos, conservação, estepe, ornamental, Patagônia, resgate. biodiversidad, bulbos estepa ornamental Patagonia urbanización biodiversity bulbs ornament Patagonia steppe urbanization |
| author |
Rovere, Adriana Gonzalez, Sofia |
| author_facet |
Rovere, Adriana Gonzalez, Sofia |
| author_sort |
Rovere, Adriana |
| title |
Rescue of the geophyte Zephyranthes gilliesiana (Amaryllidaceae): a case study to assess ex situ conservation |
| title_short |
Rescue of the geophyte Zephyranthes gilliesiana (Amaryllidaceae): a case study to assess ex situ conservation |
| title_full |
Rescue of the geophyte Zephyranthes gilliesiana (Amaryllidaceae): a case study to assess ex situ conservation |
| title_fullStr |
Rescue of the geophyte Zephyranthes gilliesiana (Amaryllidaceae): a case study to assess ex situ conservation |
| title_full_unstemmed |
Rescue of the geophyte Zephyranthes gilliesiana (Amaryllidaceae): a case study to assess ex situ conservation |
| title_sort |
rescue of the geophyte zephyranthes gilliesiana (amaryllidaceae): a case study to assess ex situ conservation |
| description |
Introduction: In the process of urbanization, fragmentation of environments leads to the loss of habitats and native species diversity. Rescue of plants for ex situ conservation can be an early intervention measure after disturbance.
Aims: We analyzed the effect of soil removal on the population of the bulbous geophyte Zephyranthes gilliesiana (Herb.) Nic. García (Amaryllidaceae) and assessed the success of rescuing specimens for ex situ conservation.
M&M: In a recently urbanized sector immersed in the steppe east of Bariloche city (Río Negro, Argentina), the frequency, cover, and density of Z. gillesiana plants were calculated and estimated in degraded and undisturbed reference areas. Sixty Z. gilliesiana plants were rescued, the depth localization of the bulb was recorded, and the relationship between bulb weight and early survival (60 days after transplanting) was evaluated.
Results: Species richness and vegetation cover were lower in the degraded area than in the reference area. The frequency, cover and density of Z. gilliesiana were higher in the degraded area. Survival was 47% in plants with heavier bulbs (25% developed reproductive structures).
Conclusions: We consider that the rescue of Z. gilliesiana was successful and its documentation together with the study of agamic and sexual propagation would contribute to generate conservation plans for this species. |
| publisher |
Sociedad Argentina de Botánica |
| publishDate |
2023 |
| url |
https://revistas.unc.edu.ar/index.php/BSAB/article/view/39704 |
| work_keys_str_mv |
AT rovereadriana rescueofthegeophytezephyranthesgilliesianaamaryllidaceaeacasestudytoassessexsituconservation AT gonzalezsofia rescueofthegeophytezephyranthesgilliesianaamaryllidaceaeacasestudytoassessexsituconservation AT rovereadriana rescatedelageofitazephyranthesgilliesianaamaryllidaceaeestudiodecasoparaevaluarsuconservacionexsitu AT gonzalezsofia rescatedelageofitazephyranthesgilliesianaamaryllidaceaeestudiodecasoparaevaluarsuconservacionexsitu AT rovereadriana urbanizacaooportunidadeefemeraparazephyranthesgilliesianaamaryllidaceaeumageofitaendemicadaargentina AT gonzalezsofia urbanizacaooportunidadeefemeraparazephyranthesgilliesianaamaryllidaceaeumageofitaendemicadaargentina |
| first_indexed |
2024-09-03T22:50:26Z |
| last_indexed |
2024-09-03T22:50:26Z |
| _version_ |
1809217042361876480 |
| spelling |
I10-R325-article-397042023-11-15T16:43:29Z Rescue of the geophyte Zephyranthes gilliesiana (Amaryllidaceae): a case study to assess ex situ conservation Rescate de la geófita Zephyranthes gilliesiana (Amaryllidaceae): estudio de caso para evaluar su conservación ex situ Urbanização: oportunidade efêmera para Zephyranthes gilliesiana (Amaryllidaceae), uma geófita endêmica da Argentina Rovere, Adriana Gonzalez, Sofia Biodiversidade, bulbos, conservação, estepe, ornamental, Patagônia, resgate. biodiversidad, bulbos estepa ornamental Patagonia urbanización biodiversity bulbs ornament Patagonia steppe urbanization Introduction: In the process of urbanization, fragmentation of environments leads to the loss of habitats and native species diversity. Rescue of plants for ex situ conservation can be an early intervention measure after disturbance. Aims: We analyzed the effect of soil removal on the population of the bulbous geophyte Zephyranthes gilliesiana (Herb.) Nic. García (Amaryllidaceae) and assessed the success of rescuing specimens for ex situ conservation. M&M: In a recently urbanized sector immersed in the steppe east of Bariloche city (Río Negro, Argentina), the frequency, cover, and density of Z. gillesiana plants were calculated and estimated in degraded and undisturbed reference areas. Sixty Z. gilliesiana plants were rescued, the depth localization of the bulb was recorded, and the relationship between bulb weight and early survival (60 days after transplanting) was evaluated. Results: Species richness and vegetation cover were lower in the degraded area than in the reference area. The frequency, cover and density of Z. gilliesiana were higher in the degraded area. Survival was 47% in plants with heavier bulbs (25% developed reproductive structures). Conclusions: We consider that the rescue of Z. gilliesiana was successful and its documentation together with the study of agamic and sexual propagation would contribute to generate conservation plans for this species. Introducción: En el proceso de urbanización, la fragmentación de ambientes conlleva a la pérdida de hábitats y diversidad de especies nativas. El rescate de plantas para su conservación ex situ puede ser una medida de intervención temprana luego de la perturbación. Objetivo: Se analizó el efecto de la remoción de suelo sobre la población de la geófita bulbosa Zephyranthes gilliesiana (Herb.) Nic. García (Amaryllidaceae) y se evaluó el éxito del rescate de ejemplares para su conservación ex situ. M&M: En un sector de reciente urbanización inmerso en la estepa al este de la ciudad de Bariloche (Río Negro, Argentina), se calculó la frecuencia y se estimó la cobertura y densidad de Z. gillesiana en áreas degradadas por el movimiento de suelo y áreas de referencia no disturbadas. Se rescataron 60 plantas de Z. gilliesiana, se registró la profundidad de ubicación del bulbo, y se evaluó la relación entre el peso del bulbo y la supervivencia temprana (60 días del trasplante). Resultados: La riqueza de especies y la cobertura de la vegetación fueron menores en el área degradada que en la referencia. La frecuencia, cobertura y densidad de Z. gilliesiana fue mayor en el área degradada. La supervivencia fue del 47% en plantas con bulbos de mayor peso (25% desarrolló estructuras reproductivas). Conclusiones: Consideramos que el rescate de Z. gilliesiana fue exitoso y su documentación junto al estudio de la propagación agámica y sexual contribuirían a generar planes de conservación de esta especie. Introdução: No processo de urbanização, a fragmentação dos ambientes leva à perda de habitats e diversidade de espécies nativas. O resgate de plantas para conservação ex situ pode ser uma medida de intervenção precoce após perturbação. Objetivo: O efeito da remoção de solo na população do geófito bulboso Zephyranthes gilliesiana (Herb.) Nic. García (Amaryllidaceae) e avaliou-se o sucesso do resgate de espécimes para sua conservação ex situ. M&M: Em um setor recentemente urbanizado imerso na estepe a leste da cidade de Bariloche (Río Negro, Argentina), foram estimadas a frequência, cobertura e densidade de plantas de Z. gillesiana em áreas degradadas pelo movimento do solo e referência não perturbada. 60 plantas de Z. gilliesiana foram resgatadas, a profundidade de localização dos bulbos foi registrada e a relação entre o peso dos bulbos e a sobrevivência precoce (60 dias após o transplante) foi avaliada. Resultados: A riqueza e a cobertura vegetal foram menores na área degradada do que na área de referência. A frequência, cobertura e densidade de plantas de Z. gilliesiana foi maior na área degradada. A sobrevivência foi de 47% em plantas com bulbos mais pesados (25% desenvolveram estruturas reprodutivas). Sociedad Argentina de Botánica 2023-06-01 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion application/pdf text/html https://revistas.unc.edu.ar/index.php/BSAB/article/view/39704 10.31055/1851.2372.v58.n3.39704 Boletín de la Sociedad Argentina de Botánica (Journal of the Argentine Botanical Society; Vol. 58 No. 3 (2023): September. Special Issue: Amaryllidaceae Boletín de la Sociedad Argentina de Botánica; Vol. 58 Núm. 3 (2023): Septiembre. Número especial: Amaryllidaceae Boletín de la Sociedad Argentina de Botánica; v. 58 n. 3 (2023): Setembro. Edição especial: Amaryllidaceae 1851-2372 0373-580X 10.31055/1851.2372.v58.n3 spa https://revistas.unc.edu.ar/index.php/BSAB/article/view/39704/41281 https://revistas.unc.edu.ar/index.php/BSAB/article/view/39704/41282 Derechos de autor 2023 Adriana Rovere, Sofia Gonzalez https://creativecommons.org/licenses/by-nc-nd/4.0 |