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Crataegus ×delawarensis Sargent (pro sp.). Delaware Hawthorn. Phen: Apr; Sep-Oct. Hab: Brushy areas. Dist: Endemic to DE.

ID notes: The narrowly ovate or rhombic leaves, subglobose red fruit and whitish anthers are marginally distinctive.

Origin/Endemic status: Endemic

Taxonomy Comments: Due to a limited range and intermediate morphology, this taxon is assumed to be of interserial hybrid origin involving some form of C. pruinosa and C. populnea.

Synonymy: = Crataegus delawarensis Sarg. – FNA9; = Crataegus pruinosa (H.L.Wendl.) K.Koch var. delawarensis (Sarg.) E.J.Palmer – F, G; = n/a – Tat

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