Intraspecific Competition in Hot Deserts
Hilaria rigida (big galleta grass) is a C4 bunchgrass in the Sonoran and Mojave Deserts of the southwestern United States.
This photograph was taken at Agave Hill, a research area near Palm Springs, California, at a
time when sufficient soil water was available for leaf growth.
With:
Park S. Nobel, Professor, Department of Biology
University of California, Los Angeles (UCLA)
Funded by the United States Department of Energy