Crataegus berberifolia Torrey & A. Gray var. engelmannii (Sargent) Eggleston. Common name: Engelmann's Hawthorn. Phenology: Apr-May; Aug-Oct. Habitat: Mixed hardwood and pine forests of uplands, usually in subxeric to xeric habitats, especially over basic to calcareous soils. Distribution: Appears most common in MO and AR, mixed sporadically with the species eastward to e. TN, c. NC.
Origin/Endemic status: Native
Taxonomy Comments: Foliage is similar to typical var. berberifolia in most respects, except for a tendency to be more scabrous-pubescent and reticulate-veined; presence of 10 stamens per flower is typical. Occasional intergradation with C. crus-galli in mixed populations is evident.
Synonymy ⓘ: = FNA9, Lance (2014); = n/a — RAB; < Crataegus berberifolia Torr. & A.Gray — Ar, K4, Tn; > Crataegus engelmannii Sarg. — Il, NcTx, S13; > Crataegus sinistra Beadle — S13; > Crataegus torva Beadle — S13. Basionym: Crataegus engelmannii Sarg. 1901
Links to other floras: = Crataegus berberifolia var. engelmannii - FNA9
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Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FAC (taxonomic split from wetland indicator species)
- Eastern Mountains and Piedmont: FAC (taxonomic split from wetland indicator species)
- Great Plains: FAC (taxonomic split from wetland indicator species)
- Midwest: FAC (taxonomic split from wetland indicator species)
- Northcentral & Northeast: FAC (taxonomic split from wetland indicator species)
Heliophily ⓘ: 8
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© Ron Lance | Original Image ⭷
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Horticultural Information
No horticultural data found for this taxon.