Rosa acicularis
Rosa acicularis , the Arctic rose tree , is a wild species of Rosier, classified in the section of the '' Cinnamomeae '', with distribution Holarctique in the Scandinavian areas of Asia, Europe and North America.
Synonymous:
- Rosa alpina Stake.,
- Rosa carelica france,
- Rosa fauriei H.Lév.,
- Rosa korsakoviensis H.Lév.,
- Rosa suavis auct.,
- Rosa taquetii H.Lév
History
Rosa acicularis is a very old species which derives from Rosa beggeriana like Rosa caninaThe species girl of Rosa acicularis is Rosa alpina , they-even very old.
Rosa beggeriana always exists and cohabits with Rosa acicularis in China
Description
It is a Arbrisseau with null and void sheets which can reach from 1 to 3 meters in height. The Sheet S, long from 7 to 14 cm and 3,5 to 5 cm broad, are imparipennées and have from three to seven leaflets.
The simple Fleur S, of pink color dark (seldom white), solitary or are grouped by 2 or 3, scented.
The fruits are pink-red, of form ovoid and have from 10 to 15 mm in diameter.
It is the official flower of the Canadian province of the Alberta. One commonly finds it in all the province like in all Western Canada in general.
This species with very vast diffusion area presents a large morphological variety and two subspecies,
- Rosa acicularis subsp. acicularis ,
- Rosa acicularis subsp. sayi (Schwein.) W.H.Lewis,
The variety Rosa acicularis VAr. nipponensis (Crép.) Koehne, originating in Japan (Honshu, Shikoku), has flowers pink dark, almost reds
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