Rosa sericea

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Rosa sericea
Rosa sericea Pteracantha1UME.jpg
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Rosales
Family: Rosaceae
Genus: Rosa
Species:
R. sericea
Binomial name
Rosa sericea

Rosa sericea, the silky rose, [1] is a species of flowering plant.

Contents

The closely related Rosa omeiensis is sometimes treated as a subspecies of R. sericea.

Distribution

It is native to south-western China (Guizhou, Sichuan, Tibet, Yunnan), Bhutan, northern India (Sikkim), Nepal and Myanmar; it grows in mountains at altitudes of 2,000–4,400 m (6,600–14,400 feet).

Description

It is a shrub growing 2 m (6+12 feet) tall and is often very spiny. The leaves are deciduous, 4–8 cm (1+583+18 inches) long, with 7–11 leaflets with a serrated margin. The flowers are 2.5–5 cm (1–2 inches) diameter, white, with (unusually for a rose) only four petals. The hips are red, 8–15 mm (5161932 inch) diameter, with persistent sepals, and often bristly.

Forms

There are four formae:

Cultivation and uses

Rosa sericea f. pteracantha is grown as an ornamental plant for its large, bright red thorns.

The plant, called se ba in the Tibetan language, has been used in traditional Tibetan medicine. In addition, silky rose hips were used as weights for measuring gold and silver in Tibet.[ citation needed ]

References

  1. BSBI List 2007 (xls). Botanical Society of Britain and Ireland. Archived from the original (xls) on 2015-06-26. Retrieved 2014-10-17.