Native to Arkansas, Kansas, Louisiana, Mississippi, Missouri, Oklahoma, Texas (source: POWO). Flora of the World documents 1 occurrence across 1 country.

Distribution

Showing the global range from POWO; no georeferenced specimens for this taxon.

Distribution from Plants of the World Online (POWO). View the accepted name on POWO

Occurrences

Davidson C., Christoph S.R. s.n.

June 13, 2004

Location

United States, Texas (Lady Bird Johnson Wildflower Center)

Location Remarks

4801 La Crosse Ave., Austin Texas

Collectors

Christopher Davidson, Sharon R. Christoph

Classification

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Asterales

Family

Asteraceae

Genus

Silphium

Specific Epithet

radula

Authorship

Nutt.

Taxonomic Opinions

GBIF WFO POWO

Conservation (EDGE)

What is EDGE?

Evolutionary distinctiveness

Lower

ED 0.4

Part of a well-represented branch of the plant tree of life, with many close relatives.

Threat status

Predicted not threatened

Modelled estimate

EDGE score

0.0

Global rank

#296,690 of 335,497

Top 89%

Extinction probability

12%

Source: Flowering plants EDGE assessment →