Occurrence
Living Specimen
Davidson C., Christoph S.R. s.n.
This occurrence of Asteraceae Silphium radula Nutt. (Davidson C., Christoph S.R. s.n.) was collected on 6/13/2004 in USA. Flora of the World includes 5 field photographs documenting this occurrence, all of which are displayed here.
Classification
Family
Asteraceae
Genus
Silphium
Specific Epithet
radula
Authorship
Nutt.