Apios americana f. keihneri Oswald Phytologia 8: 47 (1961)

Nomenclatural References

• literature : Phytologia 8: 47. 1961 BHL link from IPNI metadata.
• person : Fred W. Oswald Based on occurrence of standard abbreviation 'Oswald' in the authors string.
• database : IPNI record: 16419-2