familyRosaceae
subfamilyRosaceae subfam. Amygdaloideae
genusCrataegus
sectionCrataegus sect. Macracanthae
speciesCrataegus scabrida
Difference between revisions of "Crataegus scabrida var. asperifolia"
Publ. Bot. Milwaukee Public Mus. 3: 170. 1965.
Endemic
Basionym: Crataegus asperifolia Sargent Rhodora 3: 31. 1901
Synonyms: C. brainerdii var. asperifolia (Sargent) Eggleston
Treatment appears in FNA Volume 9. Treatment on page 524.
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Revision as of 20:38, 24 September 2019
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
Distribution
Ont., Mass., Mich., N.H., N.Y., Vt., Va., Wis.
Discussion
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.
Selected References
None.
Lower Taxa
None.