Silphium mohrii

Silphium mohrii, known by the common names Mohr's rosinweed^[2] and shaggy rosinweed, is a species of flowering plant in the family Asteraceae. It is native to the Southeastern United States, where it is native only to northern Alabama, southern Tennessee, and extreme northwest Georgia.^[3] It is native to prairie remnants and rocky limestone openings. Because of its restricted range and severely declined habitat, it is considered a vulnerable species.

Silphium mohrii
Conservation status
Vulnerable  (NatureServe)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Genus:	Silphium
Species:	S. mohrii
Binomial name
Silphium mohrii Small

It produces heads of yellow flowers in late summer.