- Rosa omeiensis
Taxobox
name = "Rosa omeiensis"
image_width = 240px
image_caption = "Rosa omeiensis" f. "pteracantha"
regnum =Plant ae
divisio = Magnoliophyta
classis =Magnoliopsida
ordo =Rosales
familia =Rosaceae
subfamilia =Rosoideae
genus = "Rosa"
species = "R. omeiensis"
binomial = "Rosa omeiensis"
binomial_authority = Rolfe"Rosa omeiensis" is a species of "Rosa" native to central and southwestern
China in the provinces ofGansu ,Guizhou ,Hubei ,Ningxia ,Qinghai ,Shaanxi ,Sichuan ,Xizang , andYunnan ; it grows in mountains at altitudes of 700 to 4,400 m.It is a
shrub growing to 4 m tall, often very spiny. The leaves aredeciduous , 3-6 cm long, with 5-13leaflets with a serrated margin. Theflower s are 2.5-3.5 cm diameter, white, with (unusually for a rose) only four petals. The hips are red to orange-yellow, 8-15 mm diameter, with persistent sepals, and often bristly.There are four formae:
*"Rosa omeiensis" f. "omeiensis".
*"Rosa omeiensis" f. "glandulosa" T.T.Yü & T.C.Ku.
*"Rosa omeiensis" f. "paucijuga" T.T.Yü & T.C.Ku.
*"Rosa omeiensis" f. "pteracantha" Rehder & E.H.Wilson.It is sometimes treated as a
subspecies of the closely related species "Rosa sericea ".Cultivation and uses
"R. omeiensis" f. "pteracantha" is grown as an
ornamental plant for its large, bright red thorns.References
* [http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=200011295 Flora of China: "Rosa omeiensis"]
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