Crataegus coccinioides Ashe
Kansas Hawthorn
Crataegus pentagyna Waldst. & Kit. ex Willd.
Crataegus pinnatifida Bunge
Chinese Haw
Crataegus suksdorfii (Sarg.) Kruschke
Suksdorf's Hawthorn
Crataegus vulsa Beadle
Alabama Hawthorn
Crataegus aestivalis (Walter) Torr. & A. Gray
May Hawthorn, Mayhaw
Crataegus ambigua C.A. Mey. ex A.K. Becker
Russian Hawthorn
Crataegus arnoldiana Sarg.
= Crataegus X Anomala
Crataegus azarolus L.
Azarole, Mediterranean Medlar, Mosphilla
Crataegus berberifolia Torr. & A. Gray
Barberry Hawthorn
Crataegus brachyacantha Sarg. & Engelm.
Blue Haw, Blue Hawthorn, Blueberry Hawthorn
Crataegus calpodendron (Ehrh.) Medik.
Blackthorn, Pear Hawthorn, Pear Thorn
Crataegus chlorosarca Maxim.
Chlorosarca Hawthorn
Crataegus chrysocarpa Ashe
Fireberry Hawthorn
Crataegus columbiana Howell
Scarlet Hawthorn
Crataegus crus-galli L.
Cockspur Hawthorn, Cockspur Thorn
Crataegus douglasii Lindl.
Black Hawthorn, Douglas Hawthorn, Douglas' thornapple, River Hawthorn
Crataegus douglasii var. Rivularis
Black Hawthorn, River Hawthorn