is a species of flowering plant in the phlox family
known by the common name greater yellowthroat gilia
. It is endemic
, where its distribution spans the central coast and coastal mountains, as well as the Channel Islands
. The multibranched stem emerges from a basal rosette of leaves, each leaf divided into long, straight leaflets. The flower is lavender with a long stigma
protruding from the throat. Despite the flower's common name, the throat is generally not yellow in color, but purple to white. There are several subspecies, including G. c.
, the sand gilia, which is federally listed as an endangered species
. It is known from fewer than twenty occurrences around Monterey Bay