Results 61 to 70 of about 986 (196)

Genetic variation in the emblematic Puya raimondii (Bromeliaceae) from Huascarán National Park, Peru [PDF]

open access: yes, 2013
Puya raimondii, the giant Peruvian and Bolivian terrestrial bromeliad, is an emblematic endemic Andean species well represented in Huascarán National Park in Peru. This park is the largest reserve of puna (high altitude plateau) vegetation. The objective
Claudia Teresa Hornung-Leoni   +3 more
core  

Indumento, nectarios extraflorales y anatomía foliar en Bignoniáceas de la Argentina [PDF]

open access: yes, 2013
La presente contribución comprende el estudio comparativo de la anatomía foliar de 50 especies de Bignoniaceae que crecen en Argentina. El objetivo es analizar las variaciones anatómicas a fin de contribuir en la identificación de las especies y evaluar ...
Gonzalez, Ana María
core   +2 more sources

Biologia da conservação da reófita Dyckia brevifolia Baker (Bromeliaceae), Rio Itajaí-Açu, SC [PDF]

open access: yes, 2007
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias. Programa de Pós-Graduação em Recursos Genéticos VegetaisA ocorrência de espécies reófitas está vinculada à presença de corredeiras nos rios.
Rogalski, Juliana Marcia
core  

The Paradox behind the Pattern of Rapid Adaptive Radiation: How Can the Speciation Process Sustain Itself Through an Early Burst? [PDF]

open access: yes, 2019
Rapid adaptive radiation poses two distinct questions apart from speciation and adaptation: What happens after one speciation event and how do some lineages continue speciating through a rapid burst? We review major features of rapid radiations and their
Martin, CH, Richards, EJ
core   +1 more source

Dyckia tubifilamentosa (Pitcairnioideae-Bromeliaceae): a new species from Northeastern Brazil

open access: yesHoehnea
Dyckia tubifilamentosa Wand. & G. Sousa is described and illustrated. It differs from the other species of the genus Dyckia by several distinctive characters, namely: the ovoid shape of the flower buds, the long and exserted staminal tube formed from ...
Maria das Graças Lapa Wanderley   +2 more
doaj   +1 more source

Foliicolous lichens and their lichenicolous fungi collected during the Smithsonian International Cryptogamic Expedition to Guyana 1996 [PDF]

open access: yes, 1998
A total of 233 foliicolous lichen species and 18 lichenicolous fungi are reported from Guyana as a result of the Smithsonian „International Cryptogamic Expedition to Guyana“ 1996.
Lücking, Robert
core  

Pitcairnia queroana (Pitcairnioideae, Bromeliaceae), a striking new species from Chiapas state, Mexico

open access: yesPhytotaxa, 2015
Pitcairnia queroana, known only from the state of Chiapas, Mexico, is here described and illustrated. The new taxon superficially resembles P. sulphurea but differs from it by the presence of long petioles, longer inflorescence with more than 60 flowers, purple calyx, and the conspicuous and dense white-lanate-tomentose indument that covers all the ...
Adolfo Espejo, Ana Rosa López-Ferrari
openaire   +2 more sources

Untersuchungen zur Systematik und Phylogenie der Bromeliaceae unter besonderer Berücksichtigung molekularer Merkmale [PDF]

open access: yes, 2003
Die vorliegende Arbeit untersucht die Systematik und phylogenetischen Beziehungen der Familie der Bromeliaceae auf der Basis chloroplastidärer DNA-Sequenzdaten des trnT-trnL-Intergenischen Spacers (33 untersuchte Arten aus 28 Gattungen), des trnL-Introns
Horres, Ralf
core  

Rhizome and root anatomy of 14 species of Bromeliaceae

open access: yesRodriguésia
The anatomy of rhizomes and roots of 14 species of Bromeliaceae that occur in the cerrado biome were studied with the aim of pointing out particular anatomical features of the family and possible adaptations related to the environment.
Suzana Lúcia Proença   +1 more
doaj   +1 more source

Aspectos da abundância de cinco grupos de insetos nos fitotelmatas de duas espécies de bromélias com arquiteturas foliares distintas, em área de restinga no norte da Ilha de Santa Catarina, SC, Brasil [PDF]

open access: yes, 2011
TCC(graduação) - Universidade Federal de Santa Catarina. Centro de Ciências Biológicas. Biologia.Os insetos formam um grupo vasto, com muitas espécies de reprodução aquática. Entre os ambientes aquáticos utilizados para reprodução pelos insetos, estão os
Name, Fernando Taufik
core  

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