ROSACEAE

Crataegus coccinea Linnaeus. Scarlet Hawthorn. Phen: May; Oct. Hab: Deciduous forest understories, pastures, upland thickets. Dist: ME w. to MN, s. to NC, OH. From its mostly northern range, this species is uncommon and sporadic in its southerly range extension on the Appalachian Plateau.

ID notes: The combination of large, pubescent leaves (9-12 cm long) on terminal shoots, evenly toothed calyx lobes and 5-10 stamens per flower are distinctive. C. coccinea may attain treelike proportions, to 10 m tall, but some genotypes are shrubby.

Origin/Endemic status: Native

Syn: = C, Mi, NE, RAB, Lance (2014); > Crataegus coccinea – Pa; > Crataegus coccinea var. coccinea – FNA9; > Crataegus coccinea var. pringlei – FNA9; > Crataegus pedicellata – K1, W; > Crataegus pennsylvanica – F, G, Pa

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