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Crataegus monogyna Jacq.

Flora Europaea (on the list first some hybrids are described, the species is at position no. 4) shrub, Ph, 2n= 34, diploid mesoxeric to mesic shrub, from the steppe zone up to the boreal belt Palearctic Rhamno-Prunetea, Querco-Fagetea, Aceri-Quercion, Festuco-Brometea, Arrhenatheretalia R3121, R41s, R34s, R38s habitats   One of the most common shrub species in our flora, encountered as a co-dominant in the shrubberies from the steppe up to the boreal belt, but also a frequent component species of almost all types of nemoral forests and xeric to mesic grasslands. Cozia massif, Valcea county, May 2005. dr. Alexandru Badarau, alexandru@transsilvanica.net North of Podeni, Cluj county, October 2009. dr. Alexandru Badarau, alexandru@transsilvanica.com \