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Ecología Aplicada

versão impressa ISSN 1726-2216

Resumo

CASTRO-CEPERO, Viviana  e  CERONI-STUVA, Aldo. Taxonomic and ecological aspects of Trichocereeae tribe at Umarcata hill and Orobel valley, Chillón river Valley, Lima. Ecol. apl. [online]. 2015, vol.14, n.1, pp.75-86. ISSN 1726-2216.

The study of taxonomy and conservation status of three cacti inside of the Trichocereeae tribe of the Cactaceae family is presented: Cleistocactus acanthurus subsp. faustianus (Backeberg) Ostolaza, Espostoa melanostele (Vaupel) Borg and Mila nealeana Backeberg, located in Umarcata hill and Orobel Valley, in the lower basin of the Chillón River. Plants correspond to collections made between 2003 and 2004 as part of a larger research project on the Cactaceae of Lima. Data on the taxonomic characteristics of plants and their location and condition were recorded. Cleistocactus acanthurus subsp. faustianus, decumbent cactus that reaches 40-45 cm in height, is located in Chillón, Rímac and Santa Eulalia valleys (Lima) and is in Endangered (EN) status. Espostoa melanostele, columnar cactus reaching between 1.3 and 2 m high, is located from Saña (Lambayeque) to Pisco (Ica) valleys and is in Near Threatened (NT) status, while Mila nealeana, cespitose cactus reaching 8-10 cm tall, endemic to Lima, is located from Cañete to Fortaleza valleys and is in Endangered (EN) status, according to D.S. Nº046-2006-AG.

Palavras-chave : Taxonomy; cacti; cactaceae; conservation; Chillon.

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