Rosa arkansana
The rose tree of Arkansas ( Rosa arkansana ), called in North America “rose tree of the meadow ( pink Paririe ), is a species of Rosier classified in the section of the '' Cinnamomeae '', originating in a vast area of the center of the North America, extending between the the Appalachian Mountains and the Rocky Mountains, since the Alberta, the Manitoba and the Saskatchewan in north until the New Mexico, with the Texas and the Indiana towards the south.
- Rosa arkansana VAr. arkansana
- Rosa arkansana VAr. suffulta (Greene) Cockerell
The specific adjective, arkansana , drift of the name of the river Arkansas in the Colorado. The great diffusion of the species and the genetic Drift subsequent, led to a very wide Synonymie.
Description
It is a Arbrisseau with null and void sheets which can reach 1,2 meter in height, with herbaceous half contrary to all the other rose trees which are woody, and which extends by Drageon nement.
The Feuille S imparipennées are made up from 9 to 11 leaflets, they are brilliant and smooth but on the reverse the veins are hairy. The Fleur S pink dark have from 2,5 to 4 cm in diameter, in corymbes in June and July hatch. The Fruit S are Cynorrhodon S from 10 to 15 mm in diameter.
Culture and use
This rose tree is cultivated like decorative Plante and is naturalized in part of the States of the Massachusetts, New York and North Dakota.
Symbolic system
The rose tree of Arkansas ( pink Meadow ) is the official flower of the American States of the Iowa and the North Dakota as well as the Canadian province of the Alberta. In Iowa, a convention indicates that the species is Rosa pratincola (currently regarded as synonym of Rosa arkansana ). North Dakota, on its side, specifies either Rosa arkansana or Rosa blanda .
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