Listar Biología por título

Mostrando ítems 548-567 de 1643

    • Embriogénesis somática en arroz (Oryza sativa L., Cultivar CR-5272): anatomía e histología de los procesos embriogénicos 

      Vega López, José Rafael (1999)

    • Empirical evidence for multiple costs of begging in poison frog tadpoles 

      Stynoski, Jennifer Lynn; Stynoski, Peter B.; Noble, Virginia R. (2018)
      In recent decades, theoretical and empirical work has investigated the relative roles of costs and benefits in inhibiting excessive displays of begging to parents. Whether costs are important in maintaining reliability of ...

    • En busca de Karl Hoffmann 

      Morales Sánchez, Carlos (2006)
      Se comenta y analiza el libro biográfico escrito por Luko Hilje "Karl Hoffmann: naturalista, médico y héroe nacional" (Heredia, Costa Rica: INBio, 2006).

    • Energy flow structure and role of keystone groups in shallow water environments in Isla del Coco, Costa Rica, Eastern Tropical Pacific 

      Fourriére, Manon; Alvarado Barrientos, Juan José; Cortés Núñez, Jorge; Taylor, Marc H.; Ayala Bocos, Arturo; Azofeifa Solano, Juan Carlos; Arauz Vargas, Randall; Heidemeyer, Meike; López Garro, Andrés; Zanella, Ilena; Wolff, Matthias (2019)
      Isla del Coco (Costa Rica) forms part of the five oceanic islands of the Eastern Tropical Pacific and is well known for its high biodiversity and great endemism. While several marine biological and oceanographical surveys ...

    • Environmental rugosity, body size and access to food: a test of the size-grain hypothesis in tropical litter ants 

      Farji Brener, Alejandro G.; Barrantes Montero, Gilbert; Ruggiero, Allan (2004)
      In terrestrial walking organisms, long legs help to decrease the cost of running, allowing animals to step over environmental interstices rather than walking through them. However, long legs can complicate the infiltration ...

    • Epidemiología genética e identificación de mutaciones asociadas a los genes de susceptibilidad hereditaria al cáncer de mama en la población costarricense 

      Ramírez Monge, Adriana Patricia (2008)

    • Epidendra Nova Talamancana 

      Díaz Morales, Melissa; Karremans Lok, Adam Philip (2016-09-02)
      Two new species of Epidendrum from the Costa Rican montane rainforest, E. hartmanniorum and E. vallis-silentii, are described, illustrated and compared with similar species. Epidendrum stolidium and E. unicallosum are ...

    • Epidendrum alieniferum 

      Karremans Lok, Adam Philip; Bogarín Chaves, Diego Gerardo (2013)
      The authors presents 77 species new to science, distributed from Mexico, through Central and South America, as far as Argentina. They are distributed in Colombia (33), Peru (27), Ecuador (15), Costa Rica (5), Brazil (3), ...

    • Epidendrum bogarinii 

      Karremans Lok, Adam Philip; Smith Martin, Christina Marie (2013)
      The authors presents 77 species new to science, distributed from Mexico, through Central and South America, as far as Argentina. They are distributed in Colombia (33), Peru (27), Ecuador (15), Costa Rica (5), Brazil (3), ...

    • Epidendrum brenesii Schltr. 

      Hágsater, Eric; Karremans Lok, Adam Philip (2020)
      Of the 44 species monographed in this fascicle, 30 are new to science and 14 have been published elsewhere, at least one of them as recently as one month ago. One of the new ones is a natural hybrid, Epidendrum × pinheiroi ...

    • Epidendrum falsigarayi 

      Hágsater, Eric; Karremans Lok, Adam Philip (2019)
      Similar to Epidendrum garayi Løjtnant but the flower brick-red, petals and margin of lip wine-red (vs. greenish purple), sepals 12.0-12.3 x 6.0-6.3 mm, ovate (vs. sepals 10-12 x 3.0-4.0 mm, oblong-lanceolate, lateral ...

    • Epidendrum fimbriatum 

      Karremans Lok, Adam Philip; Moreno, Juan Sebastián (2018)
      Epidendrum fimbriatum is recognized by its terrestrial or lithophytic habit, scandent stems, distichous leaves, an apical inforescence of numerous and successive non resupinate fowers. The tiny flowers are snow white ...

    • Epidendrum inhibitiosum 

      Karremans Lok, Adam Philip; Fernández Campos, Melania (2013-06)
      Epidendro singulifloro Schltr. simile, sed planta rubro-viride, floribus majoribus brunneo-viridis, corolla campanulato-inexpansa, labello costa pupurea instructo, callo albo, petalis ellipticis obtusis differt.

    • Epidendrum microanoglossum 

      Hágsater, Eric; Karremans Lok, Adam Philip (2013)
      The authors presents 77 species new to science, distributed from Mexico, through Central and South America, as far as Argentina. They are distributed in Colombia (33), Peru (27), Ecuador (15), Costa Rica (5), Brazil (3), ...

    • Epidendrum sandiorum 

      Hágsater, Eric; Karremans Lok, Adam Philip; Sánchez Saldaña, Luis (2013)
      The authors presents 77 species new to science, distributed from Mexico, through Central and South America, as far as Argentina. They are distributed in Colombia (33), Peru (27), Ecuador (15), Costa Rica (5), Brazil (3), ...

    • Epidendrum scandens: an unusual new orchid species endemic to the Cordillera de Talamanca in Costa Rica 

      Karremans Lok, Adam Philip; Rojas Alvarado, Gustavo; Chinchilla Alvarado, Isler Fabián (2023)
      We describe and illustrate a new species of Epidendrum from the montane forests on the Cordillera de Talamanca, in Costa Rica. Epidendrum scandens is unusually among the ‘Rugosum subgroup’ of ‘Ramosum group’ in the plants ...

    • Epidendrum schistochilum 

      Karremans Lok, Adam Philip; Moreno, Juan Sebastián (2018)
      Epidendrum schistochilum is recognized by the large, erect plants, distichous leaves, numerous, successive, non-resupinate flowers. The flowers are snow white with a thick, triangular, three-lobed, orange callus in the ...

    • Epidendrum sotoanum 

      Karremans Lok, Adam Philip; Hágsater, Eric (2010)
      This volume includes 30 new species from Peru, Colombia, Ecuador, Venezuela, Brazil, and French Guyana, 2 new combinations and status, and many lectotipifications and neotypes. All 100 species are illustrated with botanical ...

    • Epidendrum zunigae 

      Hágsater, Eric; Karremans Lok, Adam Philip; Bogarín Chaves, Diego Gerardo (2008)
      This volume consists of 100 botanical illustrations of the genus Epidendrum, comprising 20 species new to science, a new name, and 79 species of the genus, in some cases illustrated for the first time.

    • Epiphytes in Honduras: a geographical analysis of the vascular epiphyte flora and its floristic affinities to other Central American countries 

      Batke, Seven P.; Cascante Marín, Alfredo; Kelly, Daniel L. (2016)
      In this paper, we compared epiphyte inventories from Honduras to recent published floristic inventories from other Central American countries including Costa Rica, Panama, Nicaragua and Belize. Previous estimates of vascular ...