Silphium radula Nutt. belongs to the Asteraceae family. Flora of the World contains 1 recorded occurrence of this taxon, distributed across 1 country.
Silphium radula--TX. Johnson Wildflower Center. 13 Jun 04. 004.jpg
Family
Asteraceae
Genus
Silphium
Specific Epithet
radula
Authorship
Nutt.
6/13/2004
Location
USA, Texas (Lady Bird Johnson Wildflower Center)
Location Remarks
4801 La Crosse Ave., Austin Texas
Collectors
