Crataegus annosa is a poorly known species of hawthorn that is endemic to Alabama, and first recorded from Russell County there, in the Southern United States of North America.USDA Plants Profile - Crataegus annosa, accessed 12.2.2010 It can grow up to tall.
Taxonomy In some respects it resembles Crataegus series Apricae, while in other respects it resembles series Lacrimatae.
References