Crataegus submollis Sargent. Quebec Hawthorn. Phen: May-June; Sep-Oct. Hab: Scrubland, field margins, usually on calcareous substrates. Dist: E. Canada south to n. PA, n. MI, e. WI. This northern species is rare in our area but might be expected to locally spread from cultivation in OH, WV and MD. A MA form with 16-20mm fruit, larger than the typical 10-15mm fruit, was known in the Arnold Arboretum and promoted for cultivation in the early 1900's.
Origin/Endemic status: Native
Synonymy: = FNA9, K4, NY, Lance (2014); > Crataegus arnoldiana Sarg. – F; > Crataegus canadensis Sarg. – F; > Crataegus submollis Sarg. – F
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