Crataegus crus-galli Linnaeus var. pyracanthifolia (Aiton) Sargent. Narrowleaf Cockspur Hawthorn. Phen: Apr-May; Oct. Hab: Bottomland forests, swamp borders, lowlands, sometimes locally abundant. Dist: DE south to n. FL, west to MO, e. TX.

Origin/Endemic status: Native

Other Comments: The narrow leaves may be glabrous or pubescent on the lower surface, varying as local genotypes.

Synonymy: = FNA9, Tn, Lance (2014); < Crataegus crus-galli L. – K4, RAB; > Crataegus crus-galli L. var. pyracanthifolia (Aiton) Sarg. – F, G; > Crataegus limnophylla Sarg. – K1; > Crataegus pyracanthoides Beadle – S13; > Crataegus pyracanthoides Beadle var. arborea (Beadle) E.J.Palmer – G

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FAC (taxonomic split from wetland indicator species)
• Eastern Mountains and Piedmont: FACU (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 ?: 6