Crataegus punctata var. mutabilis Gruber Bull. Torrey Bot. Club 32: 390 (1905)

Nomenclatural References

• literature : Bull. Torrey Bot. Club 32: 390. 1905 BHL link from IPNI metadata.
• literature : Gruber, C. L. (1905). Crataegus in Berks County, Pennsylvania-III. Bulletin of the Torrey Botanical Club, 32(7), 389. https://doi.org/10.2307/2478502 DOI link imported from Page, R. (2023). doi:10.5281/zenodo.7974720
• person : Calvin Luther Gruber (1864-1943) Based on occurrence of standard abbreviation 'Gruber' in the authors string.
• database : IPNI record: 68851-2