Potentilla rigida Nutt. J. Acad. Nat. Sci. Philadelphia 7: 20 (1834)

Nomenclatural References

• person : Thomas Nuttall (1786-1859) Based on occurrence of standard abbreviation 'Nutt.' in the authors string.
• database : The Plant List v1.1 record rjp-15974
• database : The Plant List version 1.0, record: rjp-15974