Gymnopogon ambiguus, commonly called bearded skeletongrass, is a species of grass that is native to southeastern North America.
G. ambiguus is a perennial. It may reach between 3 and 7 decimeters (approximately 11.8 to 27.5 inches) in height. Its leaves may reach a length of 6 centimeters and their width ranges between 2 and 8 millimeters.
This species' range extends from Pennsylvania to Illinois and south to Texas through Florida.
G. ambiguus can be found in habitats such as prairies, woodlands, barrens, and dry fields.