In cultivation the plant was able to parasitize Helianthus occidentalis and Rudbeckia fulgida and it was observed to connect to a grass, possibly Poa compressa, in the field.
Poa | Poa secunda | Poa pratensis | Poa glauca | Poa compressa | Poa flabellata | Poá |
It is a common grass on grassy balds in the southern Appalachians, where it occurs with redtop (Agrostis alba), timothy (Phleum pratense), Canada bluegrass (Poa compressa), Kentucky bluegrass (P. pratensis), red fescue (Festuca rubra), five-fingers (Potentilla canadensis), and sheep sorrel (Rumex acetosella).