Crataegus scabrida var. asperifolia
Publ. Bot. Milwaukee Public Mus. 3: 170. 1965.
Leaf-blades trullate or broadly trullate, 5–8 cm, adaxial surface densely scabrous-pubescent, glabrescent. Inflorescence branches densely villous, variably glabrescent by anthesis. Flowers: hypanthium pubescent.
Phenology: Flowering May–Jun; fruiting Sep–Oct.
Habitat: Brush, roadsides, woodland edges
Elevation: 50–900 m
Ont., Mass., Mich., N.H., N.Y., Vt., Va., Wis.
Variety asperifolia, like var. scabrida, has a wide range from the southern Great Lakes area to the Virginia Blue Ridge. It is particularly distinct, thus perhaps worthy of specific rank, and may be locally common.