Crataegus annosa
Encyclopedia
Crataegus annosa is a poorly known species of hawthorn
Crataegus
Crataegus , commonly called hawthorn or thornapple, is a large genus of shrubs and trees in the rose family, Rosaceae, native to temperate regions of the Northern Hemisphere in Europe, Asia and North America. The name hawthorn was originally applied to the species native to northern Europe,...

 that is endemic to Alabama
Alabama
Alabama is a state located in the southeastern region of the United States. It is bordered by Tennessee to the north, Georgia to the east, Florida and the Gulf of Mexico to the south, and Mississippi to the west. Alabama ranks 30th in total land area and ranks second in the size of its inland...

, and first recorded from Russell County
Russell County, Alabama
Russell County is a county of the U.S. state of Alabama. Its name is in honor of Colonel Gilbert C. Russell, who fought in the wars against the Creek Indians. As of 2010, the population was 52,947...

 there, in the Southern United States
Southern United States
The Southern United States—commonly referred to as the American South, Dixie, or simply the South—constitutes a large distinctive area in the southeastern and south-central United States...

 of North America.

Taxonomy

In some respects it resembles Crataegus series
Series (botany)
Series is a low-level taxonomic rank below that of section but above that of species.In botany, a series is a subdivision of a genus...

Apricae, while in other respects it resembles series Lacrimatae.
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