Helenium bigelovii Torr. & A. Gray (HELEN_BIG)

Authorities with Practical Experience

Entries in ( ) indicate experience at the level of a higher botanical rank (for example in the case of a species: there is experience at the level of the genus to which it belongs).
Entries between ^ ^ indicate experience at the level of a lower botanical rank (for example in the case of a genus: there is experience at the level of one the species in the genus).