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      Composición florística de la cuenca del río Ilo-Moquegua y Lomas de Ilo, Moquegua, Perú Translated title: Floristic composition of river Ilo-Moquegua basin and Lomas of Ilo, Moquegua, Peru

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          Abstract

          Se presenta un estudio de la composición y riqueza de la flora vascular en la cuenca del Río Ilo-Moquegua y las Lomas de Ilo, a lo largo de una gradiente altitudinal que va desde los 0 hasta 4600 m, basado en colectas intensivas, revisión de ejemplares de herbario y consulta bibliográfica. De acuerdo al presente estudio, la flora vascular de la cuenca del río Ilo-Moquegua y las Lomas de Ilo está integrada por 63 familias, 233 géneros y 394 especies. Las Magnoliopsida representan el 83% de las especies y las Liliopsida el 15%. Las familias con mayor número de géneros y especies son Asteraceae (41 géneros y 60 especies), Poaceae (28 y 44), Solanaceae (11 y 32), Fabaceae (17 y 26), Malvaceae (11 y 21), Brassicaceae (10 y 15), Boraginaceae (9 y 15) y Cactaceae (10 y 14). Las formas biológicas dominantes son las hierbas (72%), seguidas por los arbustos (21%), plantas que pueden ser hierbas o arbustos (5%), árboles (2%) y plantas parásitas (menos del 1%). De las 55 especies endémicas del Perú reportadas en el presente estudio, 10 están restringidas al departamento de Moquegua. Se presenta un total de 176 nuevas adiciones a la flora del departamento.

          Translated abstract

          A study of the vascular flora composition in the river Ilo-Moquegua basin and Lomas of Ilo is presented herein, at elevations that vary between sea level and 4600 meters, based on intensive collections, examination of herbarium specimens and bibliographic research. According to the present study, the vascular flora in the river Ilo-Moquegua basin and Lomas of Ilo was found to consist of 63 families, 233 genera and 394 species. Eighty three percent of the species are Magnoliopsida and 15% belong to the Liliopsida. Families with the largest number of genera and species are Asteraceae (41 genera and 60 species), Poaceae (28 and 44), Solanaceae (11 and 32), Fabaceae (17 and 26), Malvaceae (11 and 21), Brassicaceae (10 and 15), Boraginaceae (9 and 15) and Cactaceae (10 and 14). The dominant biological forms are herbs (69%), followed by shrubs (28%), climbing plants (4%), trees (2%) and parasitic plants (less than 1%). Fifty five species are endemic to Peru, and 10 are restricted to the department of Moquegua. Total of 176 new additions for the department of Moquegua are presented.

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          Neotropical Floristic Diversity: Phytogeographical Connections Between Central and South America, Pleistocene Climatic Fluctuations, or an Accident of the Andean Orogeny?

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            Quantitative Plant Ecology

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              Los tipos de vegetación de la costa peruana

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                Author and article information

                Journal
                rpb
                Revista Peruana de Biología
                Rev. peru biol.
                Universidad Nacional Mayor de San Marcos. Facultad de Ciencias Biológicas (Lima, , Peru )
                1727-9933
                December 2003
                : 10
                : 1
                : 5-19
                Affiliations
                [01] Lima orgnameUniversidad Nacional Mayor de San Marcos orgdiv1Museo de Historia Natural Perú marakaki@ 123456lycos.com
                Article
                S1727-99332003000100002 S1727-9933(03)01000102
                8021574f-32d6-443a-aa45-93014063101c

                This work is licensed under a Creative Commons Attribution 4.0 International License.

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                Page count
                Figures: 0, Tables: 0, Equations: 0, References: 16, Pages: 15
                Product

                SciELO Peru

                Self URI: Texto completo solamente en formato PDF (ES)
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                Trabajos originales

                endemic species,lomas,Peru,Ilo,Moquegua,flora,especies endémicas,Perú
                endemic species, lomas, Peru, Ilo, Moquegua, flora, especies endémicas, Perú

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