Iva asperifolia
Iva asperifolia, the Pensacola marsh elder, is a species of flowering plant in the family Asteraceae. It grows in the south-central United States. It has also been found in the state of Veracruz in eastern Mexico.
Iva asperifolia is a wind-pollinated herb up to 30 cm tall. It has lance-linear leaves, and many small nodding flower heads in elongated arrays, each head with a few small flowers.