Crataegus laevigata (Poiret) A.P. de Candolle. Woodland Hawthorn. Phen: Apr-May; Sep-Oct. Hab: Woodlands, ruderal areas. Dist: Native of Europe. Reported from PA; sparingly naturalized in the northwestern U.S.
ID notes: The blunt leaf lobes and presence of 2-3 styles and pyrenes easily separate this species from the related European species C. monogyna.
Origin/Endemic status: Europe
Syn: = K3, Mi
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© Erik Danielson [image randomly selected] source