
1) Genus crataegus 2) Rosid dicot genus
Found on
https://www.crosswordclues.com/clue/crataegus

Crataegus s, commonly called hawthorn, thornapple, May-tree, whitethorn, or hawberry, is a large genus of shrubs and trees in the 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, especially the common haw.....
Found on
http://en.wikipedia.org/wiki/Crataegus

• (n.) A genus of small, hardy trees, including the hawthorn, much used for ornamental purposes.
Found on
http://thinkexist.com/dictionary/meaning/crataegus/

(Cockspur, Crimson Cloud, Hawthorn, Red Haw, Thorns) This is a large group of hardy, deciduous trees and a few shrubs that are commonly known as Hawthorns or Thorns; other common names will be mentioned by its tree. Most of the Hawthorns are natives of North America; others are natives of Europe, Asia Minor, China, Japan, the Old World and the Hima...
Found on
http://www.encyclo.co.uk/local/10004

Crataegus is a genus of plants of the family Rosaceae, including certain shrubs and trees, which bear oval or globular fruit enclosing a bony stone. The genus includes the English hawthorn.
Found on
http://www.probertencyclopaedia.com/browse/BCA.HTM

[
n] - thorny shrubs and small trees: hawthorn
Found on
http://www.webdictionary.co.uk/definition.php?query=Crataegus
genus Crataegus noun thorny shrubs and small trees: hawthorn; thorn; thorn apple
Found on
https://www.encyclo.co.uk/local/20974
No exact match found.