About Crataegus berberifolia Torr. & A.Gray
Crataegus berberifolia, commonly known as barberry hawthorn, is a hawthorn species native to the southeastern United States. This species is divided into two distinct varieties. The autonymic variety, Crataegus berberifolia var. berberifolia, has 20 stamens with cream-coloured anthers. The other variety, Crataegus berberifolia var. engelmanii, has 10 stamens with purplish pink anthers.