Rosa omeiensis Rolfe

Species

Angiosperms > Rosales > Rosaceae > Rosa

Characteristics

Shrubs erect, 1–4 m tall. Branchlets slender; prickles absent or if present, paired below leaves, terete, straight, to 7 mm, abruptly flaring to a broad base, or prickles winglike, to 1.5 cm and 3 cm in diam.; bristles absent or if present, dense. Leaves including petiole 3–6 cm; stipules mostly adnate to petiole, free parts triangular-ovate, margin serrate or entire, sometimes glandular; rachis and petiole with a few small prickles; leaflets (5–)9–13(–17), oblong or elliptic-oblong, 8–30 × 4–10 mm, abaxially glabrous or pubescent, glandular or not, adaxially glabrous, with concave midvein, base rounded-obtuse or broadly cuneate, margin acutely serrate, apex acute or rounded-obtuse. Flower solitary, axillary, 2.5–3.5 cm in diam.; pedicel 6–20 mm, glabrous; bracts absent. Hypanthium obovoid or pyriform, glabrous. Sepals 4, lanceolate, abaxially subglabrous, adaxially sparsely pubescent, margin entire, apex acuminate or long caudate. Petals 4, white, obtriangular-ovate, base broadly cuneate, apex emarginate. Styles free, shorter than stamens, villous. Hip bright to deep red or yellow, obovoid or pyriform, 8–15 mm in diam., glabrous or glandular-pubescent, with persistent, erect sepals; pedicel yellow, tapering to hip, 6–20 mm, stout, fleshy, glabrous. Fl. May–Jun, fr. Jul–Sep.
More
An upright shrub. It grows 2-4 m high. The branches are reddish-brown. It has flattened prickles. The leaves have leaflets along the stalk. There are 9-17 small leaflets. These are 1-3 cm long and have teeth along the edge. The flowers are white and 3-4 cm across. The fruit are pear shaped hips that are 8-15 mm long and bright red. They are on a thickened yellow stalk.
Life form perennial
Growth form shrub
Growth support -
Foliage retention deciduous
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.5 - 4.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It is a temperate plant. It is native to western China. It grows between 700-4,000 m above sea level. It grows in Yunnan. In Sichuan. Arboretum Tasmania.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 5-10

Usage

The ripe fruit are eaten fresh. The shoots are eaten.
Uses medicinal
Edible fruits shoots
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 30 - 365
Germination temperacture (C°) 12
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Rosa omeiensis unspecified picture

Distribution

Rosa omeiensis world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:733543-1
WFO ID wfo-0001015978
COL ID 4TDQF
BDTFX ID 76188
INPN ID 160159
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Rosa sorbus Rosa omeiensis f. omeiensis Rosa sericea f. aculeato-eglandulosa Rosa sericea f. inermiseglandulosa Rosa sericea f. aculeata Rosa sericea f. eglandulosa Rosa sericea f. inermis Rosa omeiensis