The National Museum of Natural History remains temporarily closed. To view the status of the Smithsonian’s other museums and the National Zoo, please visit si.edu/museums.
Specialties: Chloridoideae and Pooideae
Staff page and publications
Specialties: Stipeae, and DNA phylogenetics
Specialties: Pooideae, Poeae generally, Poa and allied genera particularly, Nomenclature