Exotic Brome-Grasses in Arid and Semiarid Ecosystems of the Western US

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Contents

1 Introduction: Exotic Annual Bromus in the Western USA ................. 1
Matthew J. Germino , Jeanne C. Chambers , and Cynthia S. Brown

Part I Environmental Impacts of Bromus Species

2 Exotic Annual Bromus Invasions: Comparisons Among Species
and Ecoregions in the Western United States ....................................... 11
Matthew L. Brooks , Cynthia S. Brown , Jeanne C. Chambers ,
Carla M. D’Antonio , Jon E. Keeley , and Jayne Belnap

3 Ecosystem Impacts of Exotic Annual Invaders
in the Genus Bromus ............................................................................... 61
Matthew J. Germino , Jayne Belnap , John M. Stark , Edith B. Allen ,
and Benjamin M. Rau

Part II Invasiveness of Bromus Species (Emphasis on Biological
Attributes of Bromus)

4 Mating System, Introduction and Genetic Diversity
of Bromus tectorum in North America, the Most Notorious
Product of Evolution Within Bromus Section Genea ........................... 99
Stephen J. Novak and Richard N. Mack

5 Ecological Genetics, Local Adaptation, and Phenotypic Plasticity
in Bromus tectorum in the Context of a Changing Climate ................. 133
Rebecca A. Hufft and Tamara J. Zelikova

6 Attributes That Confer Invasiveness and Impacts
Across the Large Genus Bromus: Lessons from the Bromus
REEnet Database .................................................................................... 155
Sheryl Y. Atkinson and Cynthia S. Brown

7 Community Ecology of Fungal Pathogens on Bromus tectorum ......... 193
Susan E. Meyer , Julie Beckstead , and JanaLynn Pearce