https://indiana.plantatlas.usf.edu/SpecimenDetails.aspx?CollectionID=201849
Pycnanthemum pycnanthemoides (Leavenw.) Fernald - USA, Indiana (Accession No: 159024) - IPA:...
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...
pycnanthemumusaindianaaccessionipa