Crataegus holmesiana is a species of hawthorn closely related to Scarlet Hawthorn, C. coccinea (often incorrectly called C. pedicellata[2]), but with more elongated fruit and leaves.[3]
^Phipps, J.B.; Cafferty, S.; Macklin, J.A. (2003). "Lectotypification of Crataegus coccinea L. and its conspecificity with C. pedicellata Sarg. (Rosaceae)". Taxon. 52 (2): 337–8. doi:10.2307/3647408. JSTOR3647408.