Results 11 to 20 of about 607 (166)

Pitcairnia L’Hér (Bromeliaceae-Pitcairnioideae) diversity and distribution in the Brazilian Amazon [PDF]

open access: yesBiodiversity Data Journal
The Amazon Rainforest, a paramount source of global biological diversity, faces challenges due to its understudied species richness, an insufficient investment in research and escalating rates of deforestation. Thus, acquiring additional data, especially
Brenda Carvalho   +3 more
doaj   +9 more sources

Neotipificación de Pitcairnia vallisoletana Lex. (Bromeliaceae) [PDF]

open access: yesActa Botanica Mexicana, 1993
Se neotipifica Pitcairnia vallisoletana Lex., nombre por largo tiempo relegado al olvido. Se discute el status de P. vallisoletana y el de las especies cercanamente relacionadas. Se incluye una clave para su identificación.
Adolfo Espejo Serna
exaly   +8 more sources

Pitcairnia Mineira (Bromeliaceae): A New Rheophytic Species From the Espinhaço Range, Brazil [PDF]

open access: yesActa Botanica Brasilica, 2022
Pitcairnia is a species-rich genus with about 400 species distributed mainly in the Neotropics. We propose and diagnose a new rheophytic species of Pitcairnia, P.
Rafaela Forzza, Brenda de Moura Carvalho
exaly   +4 more sources

Speciation with gene flow between two Neotropical sympatric species (Pitcairnia spp.: Bromeliaceae) [PDF]

open access: yesEcology and Evolution, 2022
The study of mechanisms that generate new species is considered fundamental for broad areas of ecology and evolution. Speciation is a continuous process in which reproductive isolation is established, and it is of fundamental importance to understand the
Marília Manuppella Tavares   +3 more
doaj   +3 more sources

Diversity and Community Structure Underlie Divergence in Thermal Strategies Across Tropical Elevations [PDF]

open access: yesEcology and Evolution
We assessed how thermal tolerance strategies are associated with community diversity and phylogenetic context along a tropical elevational gradient, integrating community‐ and population‐level perspectives by examining a widespread focal species together
Cleber J. N. Chaves   +10 more
doaj   +3 more sources

PITCAIRNIA HUILENSIS: UNA ATRACTIVA BROMELIÁCEA NUEVA DE COLOMBIA [PDF]

open access: yesCaldasia, 2015
Se describe, ilustra y discute una nueva especie de Pitcairnia (Bromeliaceae). Esta especie es endémica de Colombia y se encuentra en los enclaves secos de los valles interandinos de la cuenca alta del río Magdalena, departamento de Huila.
JULIO BETANCUR   +1 more
doaj   +5 more sources

PITCAIRNIA YOCUPITZIAE (BROMELIACEAE; PITCAIRNIOIDEAE), NOTABLE NUEVA ESPECIE DE GUERRERO, MÉXICO [PDF]

open access: yesActa Botanica Mexicana, 2010
Se describe e ilustra Pitcairnia yocupitziae Espejo & López-Ferrarri, sp. nov. (Bromeliaceae), conocida únicamente del estado de Guerrero, México. La nueva especie se compara con P. roseana L. B.
Adolfo Espejo-Serna   +1 more
doaj   +8 more sources

Bromelias de Colombia: una especie nueva de Pitcairnia [PDF]

open access: yesCaldasia, 1995
A new species of Pitcairnia (Bromeliaceae) is described, ilustrated and discussed. This species is found in the Cordillera Central of Colombia, departamento de Antioquia, in a relictual humid mountain forestSe describe, ilustra y discute una nueva ...
Betancur Betancur Julio Cesar
doaj   +2 more sources

Origin and Function of Amino Acids in Nectar and Nectaries of Pitcairnia Species with Particular Emphasis on Alanine and Glutamine [PDF]

open access: yesPlants, 2023
Floral nectar contains sugars and numerous other compounds, including amino acids, but little is known about their function and origin in nectar. Therefore, the amino acid, sugar, and inorganic ion concentrations, as well as the activity of alanine ...
Thomas Göttlinger, Gertrud Lohaus
doaj   +2 more sources

Pitcairnia abscondita (Pitcairnioideae, Bromeliaceae), a hidden novelty from north-western Jalisco, Mexico [PDF]

open access: yesPhytoKeys, 2022
Pitcairnia abscondita sp. nov., known until now only from the Municipalities of Cabo Corrientes, Mascota, Puerto Vallarta, San Sebastián del Oeste and Talpa de Allende in the State of Jalisco, Mexico, is here described and illustrated.
Alejandra Flores-Argüelles   +3 more
doaj   +4 more sources

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