https://indiana.plantatlas.usf.edu/SpecimenDetails.aspx?CollectionID=62368
Erechtites hieraciifolius (L.) Raf. ex DC. var. hieraciifolius - USA, Indiana (Accession No: 6008)...
The Indiana Plants Atlas is a source of data for the distribution of plants within the state as well as taxonomic, conservation, invasive, and wetland...
https://gobotany-dev.herokuapp.com/species/erechtites/hieraciifolius/
Erechtites hieraciifolius (American burnweed): Go Botany
americangobotany