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170 Research products, page 1 of 17

  • Spanish; Castilian
  • Lankesteriana

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  • Open Access Spanish; Castilian
    Authors: 
    Eddie A Rosa-Fuentes; Raymond L. Tremblay;
    Publisher: Universidad de Costa Rica

    Lifespan as a variable of the total survivorship peri- od of individuals is infrequently studied. When stud- ied it is often limited to investigation of the effect of some environmental variable on the lifespan of short lived morphological unit of the plant such as leav...

  • Open Access Spanish; Castilian
    Authors: 
    Rodrigo B. Singer; Samantha Koehler;
    Publisher: Universidad de Costa Rica

    It has been demonstrated that the neotropical sub- tribe Maxillariinae comprises a well-supported mono- phyletic orchid group, according to cladistic analyses of nuclear and chloroplast DNA regions It has been demonstrated that the neotropical sub- tribe Maxillariinae c...

  • Open Access Spanish; Castilian
    Authors: 
    Jyotsna Sharma; Maria L. Ishida; Vernal L. Yadon;
    Publisher: Universidad de Costa Rica

    Mycorrhizal associations of the Orchidaceae - the largest and most diverse angiosperm family with an estimated number of taxa ranging between 17,000 and 35,000 – are highly complex. Plant-fungus inter- actions in this family can range from obligate- or fac- ultative myc...

  • Open Access Spanish; Castilian
    Authors: 
    Cristina López Roberts; Gabriela Villegas Alvarado; Beatriz Mamani Sánchez; Juan Carlos Bermejo Franco; Milenka Aguilar Llanos; Jorge Quezada Portugal;
    Publisher: Universidad de Costa Rica

    Bolivia is one of eleven countries with the highest biodiversity in earth, due to its variety of ecological belts, ecotones, biogeographic affinities, heterogenic habitats and total species number (Ibish 1996). Concerning to flora, approximately 20,000 angiosperms speci...

  • Open Access Spanish; Castilian
    Authors: 
    Zoë F. Smith; Elizabeth A. James; Cassandra B. McLean;
    Publisher: Universidad de Costa Rica

    Diuris fragrantissima D. L. Jones et M. A. Clem. is a perennial terrestrial orchid endemic to the state of Victoria, Australia. The species is listed as Critically Endangered in Victoria under the criteria of the International Union for the Conservation of Nature and Na...

  • Publication . Article . 2016
    Open Access Spanish; Castilian
    Authors: 
    Calaway H. Dodson;
    Publisher: Universidad de Costa Rica

    At the present time we have cataloged 3,784 species of orchid naturally occurring in Ecuador, the smallest country in Andean South America. When one considers the size of the country of Ecuador, in comparison with that of Brazil or Colombia, the total numbers seem to ex...

  • Publication . Article . 2015
    Open Access Spanish; Castilian
    Authors: 
    Carlos Ossenbach;
    Publisher: Universidad de Costa Rica

    Moi, as he liked to be called by family and friends, passed away on February 14th in Jerusalem, where he had enjoyed the last years of his life in the loving care of his daughter Jacqueline. At the age of 92, he now rests in peace in the Mount of Olives Cemetery. After ...

  • Open Access Spanish; Castilian
    Authors: 
    Walter Schug;
    Publisher: Universidad de Costa Rica

    <div class="page" title="Page 1"><div class="layoutArea"><div class="column"><p><span>Obtener informaciones en un país neotropical como Costa Rica puede resultar dificil. Es por esto que se vio la necesidad de tener la mayor cantidad de in...

  • Open Access Spanish; Castilian
    Authors: 
    Zoë F. Smith; Elizabeth A. James; Cassandra B. McLean;
    Publisher: Universidad de Costa Rica

    Australian terrestrial orchids rely on associations with suitable mycorrhizal fungi for in situ seed germi- nation and establishment, an important prerequisite for self sustaining populations. Finding an appropri- ate mycorrhizal fungus is therefore imperative to suc- c...

  • Open Access Spanish; Castilian
    Authors: 
    Rudolf Jenny;
    Publisher: Universidad de Costa Rica

    <div class="page" title="Page 1"><div class="layoutArea"><div class="column"><p><span>Se describe y se ilustra una nueva especie de </span><span>Stanhopea</span><span>, recién recolectada en Perú. Aunque afín a la...