Rosa omeiensis
Pink omeiensis
Pink omeiensis is a wild rose that grows in mountainous regions in China, in the regions of Gansu, Guizhou, Hubei, Ningxia, Qinghai, Shaanxi, Sichuan, Xizang and Yunnan at altitudes 700-4000 m. It is also known as Omei - Rose because she (O -mei Shan W.-G. ) was found in the mountains Emei Shan. Pink omeiensis described in 1912 by the botanist Robert Allen Rolfe for the first time scientifically. It has also been described under the synonyms Rosa sericea Lindley f aculeatoeglandulosa Focke, Rosa sericea f inermieglandulosa Focke, Pink Sorbus H.Léveillé.
Description
Pink omeiensis grows as an upright, heavily reinforced with shrub growth heights of up to 4 meters. It is hardy to -23 ° C ( USDA zone 6). The delicate, reminiscent of fern fronds, oval - lanceolate, pinnate leaves are 3-6 cm long, with five to 13 leaflets.
Very early in May and June appear their little fragrant, white flowers, which have a diameter of 2.5 to 3.5 cm. Strikingly, they are only fourfold, while roses usually have fivefold flowers. The rose hips have a high tannin content of 16% are red, 8-15 mm in diameter. They are used for medical purposes and for the fermentation of wine.
Varieties
There are several varieties of the species Rosa omeiensis, which are classified as a separate form, partly as a subspecies of the closely related rose species Rosa sericea:
- Pink omeiensis f omeiensis
- Pink omeiensis f glandulosa T.T.Yü & T.C.Ku.
- Pink omeiensis f paucijuga T.T.Yü & T.C.Ku.
- Pink omeiensis f pteracantha Rehder & EHWilson.
Known as the " Barbed Wire Rose" Shape Pink omeiensis f pteracantha is sometimes as Rosa sericea subsp. omeiensis f pteracantha called. It is cultivated for their showy, broad at the base up to 4 inches, on young shoots bright red spines. It tolerates poor soil and should be cut in the winter. The spines are in the course of the season gray when the shoots become woody.
Gallery
" Barbed Rose" ( Pink omeiensis pteracantha f ):
Thorns and leaves