Spatial and temporal patterns of seed dispersal: an important determinant of grassland invasion

CT DiVittorio, JD Corbin… - Ecological …, 2007 - Wiley Online Library
We measured spatial and temporal patterns of seed dispersal and seedling recruitment for
58 species in a grassland community to test whether seed dispersal could predict patterns of …

Natural selection maintains species despite frequent hybridization in the desert shrub Encelia

CT DiVittorio, S Singhal, AB Roddy… - Proceedings of the …, 2020 - National Acad Sciences
Natural selection is an important driver of genetic and phenotypic differentiation between
species. For species in which potential gene flow is high but realized gene flow is low, …

Diversification, disparification and hybridization in the desert shrubs Encelia

S Singhal, AB Roddy, C DiVittorio… - New …, 2021 - Wiley Online Library
There are multiple hypotheses for the spectacular plant diversity found in deserts. We explore
how different factors, including the roles of ecological opportunity and selection, promote …

Natural selection maintains species despite widespread hybridization in the desert shrub Encelia

CD DiVittorio, S Singhal, AB Roddy, F Zapata… - bioRxiv, 2020 - biorxiv.org
Natural selection is an important driver of genetic and phenotypic differentiation between
species. A powerful way to test the role of natural selection in the formation and maintenance of …

[BOOK][B] Mechanisms of adaptive radiation in Encelia

CT DiVittorio - 2014 - search.proquest.com
Adaptive radiations are thought to be one of the most important processes generating
biological diversity on Earth. Although the existence of adaptive radiations is not in doubt, the …

[PDF][PDF] Methods S1

S Singhal, AB Roddy, C DiVittorio, A Sanchez-Amaya… - singhallab.org
Collected seeds were planted in a common garden for use in all genetic and phenotypic
analyses. The common garden was first planted in 2011 and then expanded in 2016. By using …

[BOOK][B] Probabilistic historical biogeography: new models for founder-event speciation, imperfect detection, and fossils allow improved accuracy and model-testing

NJ Matzke - 2013 - search.proquest.com
Historical biogeography has a diversity of methods for inferring ancestral geographic ranges
on phylogenies, but many of the methods have conflicting assumptions, and there is no …

[PDF][PDF] Population genetics of ancient and modern DNA

AS Malaspinas - 2011 - escholarship.org
In this work, I develop computational tools focused around the utilization of DNA sequence
data to address questions relative to forensic science, medical genetics, human evolution and …

The effect of turbulent waves and prey swimming behavior on suspension feeding by an intertidal sea anemone

E Robinson - 2013 - escholarship.org
Predators capture prey in complex and variable environments. In the ocean, bottom- dwelling
(benthic) organisms are subjected to water currents, waves, and turbulent eddies. For …

[BOOK][B] Ecological resistance, propagule supply and the invasion of California coastal prairie by the European grass Holcus lanatus L.

MA Thomsen - 2005 - search.proquest.com
The factors determining whether an exotic plant species invades a new site can be divided
into three broad categories: the biotic interactions individuals experience, abiotic conditions, …