Phlox douglasii subsp. hendersonii (E.E.Nelson) Wherry Proc. Acad. Nat. Sci. Philadelphia 90: 137 (1938)

Nomenclatural References

• literature : Proc. Acad. Nat. Sci. Philadelphia 90: 137. 1938 BHL link from IPNI metadata.
• database : IPNI record: 193456-2