Habitat loss and fragmentation reduce effective gene flow by disrupting seed dispersal in a neotropical palm

L Browne, J Karubian - Molecular Ecology, 2018 - Wiley Online Library
Habitat loss and fragmentation often reduce gene flow and genetic diversity in plants by
disrupting the movement of pollen and seed. However, direct comparisons of the …

The pollen dispersal kernel and mating system of an insect-pollinated tropical palm, Oenocarpus bataua

K Ottewell, E Grey, F Castillo, J Karubian - Heredity, 2012 - nature.com
Pollen dispersal shapes the local genetic structure of plant populations and determines the
opportunity for local selection and genetic drift, but has been well studied in few animal …

[HTML][HTML] Disturbance and resilience in tropical American palm populations and communities

R Montúfar, F Anthelme, JC Pintaud, H Balslev - The Botanical Review, 2011 - Springer
We review resilience to natural and anthropogenic disturbance of palm populations and
communities in tropical America. Response of palms to disturbance depends on their …

The relative contributions of seed and pollen dispersal to gene flow and genetic diversity in seedlings of a tropical palm

L Browne, K Ottewell, VL Sork, J Karubian - Molecular Ecology, 2018 - Wiley Online Library
Seed and pollen dispersal shape patterns of gene flow and genetic diversity in plants.
Pollen is generally thought to travel longer distances than seeds, but seeds determine the …

Short-term genetic consequences of habitat loss and fragmentation for the neotropical palm Oenocarpus bataua

L Browne, K Ottewell, J Karubian - Heredity, 2015 - nature.com
Habitat loss and fragmentation may impact animal-mediated dispersal of seed and pollen,
and a key question is how the genetic attributes of plant populations respond to these …

Frequency‐dependent selection for rare genotypes promotes genetic diversity of a tropical palm

L Browne, J Karubian - Ecology Letters, 2016 - Wiley Online Library
Negative frequency‐dependent selection among species is a key driver of community
diversity in natural systems, but the degree to which negative frequency‐dependent …

Tropical forest fragmentation affects floral visitors but not the structure of individual-based palm-pollinator networks

W Dáttilo, A Aguirre, M Quesada, R Dirzo - PloS one, 2015 - journals.plos.org
Despite increasing knowledge about the effects of habitat loss on pollinators in natural
landscapes, information is very limited regarding the underlying mechanisms of forest …

Impacts of flowering density on pollen dispersal and gametic diversity are scale dependent

Z Diaz-Martin, L Browne, D Cabrera… - The American …, 2023 - journals.uchicago.edu
Pollen dispersal is a key evolutionary and ecological process, but the degree to which
variation in the density of concurrently flowering conspecific plants (ie, coflowering density) …

Phylogeny, historical biogeography and diversification rates in an economically important group of Neotropical palms: Tribe Euterpeae

FJ Pichardo-Marcano, ME Nieto-Blázquez… - Molecular phylogenetics …, 2019 - Elsevier
Tribe Euterpeae is an economically and ecologically important group of Neotropical palms
(Arecaceae). Some species are hyperdominant in the Neotropics, and many constitute a …

Resource‐related variables drive individual variation in flowering phenology and mediate population‐level flowering responses to climate in an asynchronously …

T Ramirez‐Parada, D Cabrera, Z Diaz‐Martin… - Biotropica, 2020 - Wiley Online Library
Many tropical plant species show wide intra‐population variation in reproductive timing,
resulting in the protracted presence of flowering and fruiting individuals. Various eco …