Crataegus pruinosa (H.L. Wendland) K. Koch var. virella (Ashe) Kruschke. Hairy Frosted Hawthorn. Phen: Apr-May; Sep-Nov. Hab: Open woodlands, rocky uplands. Dist: NY to WI, s. to n. VA, OH; also in MO, AR, se. OK.
ID notes: The presence of hairs on foliage and inflorescence stems is the primary distinguishing trait of this variety, as other varieties tend to be glabrous or glabrate.
Origin/Endemic status: Native
Synonymy ⓘ: = FNA9, Lance (2014); < Crataegus pruinosa (H.L.Wendl.) K.Koch – GrPl, Il, K3, Pa
Links to other floras: = Crataegus pruinosa var. virella - FNA9
Heliophily ⓘ: 7
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