Andreu, M. G., Friedman, M. H., McKenzie, M., Quintana, H. V., & Northrop, R. J. (2010). Crataegus marshallii, Parsley Hawthorn: FOR 255/FR317, 6/2010. EDIS, 2010(4). https://doi.org/10.32473/edis-fr317-2010