Rubus swinhoei Hance

Species

Angiosperms > Rosales > Rosaceae > Rubus

Characteristics

Shrubs scandent, 1–4 m tall, deciduous or semievergreen. Branchlets brown to purplish brown, terete, slender, shortly gray tomentose at first, glabrescent, with few to many curved prickles 1–3 mm. Leaves simple; petiole 5–10(–15) mm, gray tomentose, sometimes with curved minute prickles; stipules caducous, ovate-oblong to ovate-lanceolate, 5–8 × 3–4 mm, membranous, slightly hairy, margin entire or serrate apically; blade ovate to oblong-lanceolate, 5–11 × 2.5–5 cm, veins raised abaxially, slightly impressed adaxially, papery, abaxially gray tomentose, or subglabrous, hairs usually persistent on sterile branchlets, flowering and fruiting branchlets glabrate, with sparse, curved small prickles along midvein, adaxially glabrous except pubescent along midvein, base rounded or truncate to shallowly cordate, margin unevenly serrate to doubly serrate, rarely incised, apex acuminate. Inflorescences terminal, short racemes, 5–8 cm, (1-or)5–7-flowered, or flowers several in clusters; rachis and pedicels tomentose-villous, with sparse, needle-like prickles, with intermixed purplish brown glandular hairs 1–3 mm; bracts caducous, ovate-lanceolate or lanceolate, 4–6 mm, sparsely villous, margin entire or serrate apically. Pedicel 1–3 cm. Flowers 1–1.5 cm in diam. Calyx abaxially gray tomentose-villous, with intermixed purplish brown glandular hairs 1–3 mm; sepals reflexed in fruit, ovate to triangular-ovate, 5–8 × 2.5–4.5 mm, margin entire, apex acute to shortly acuminate. Petals white, broadly obovate to suborbicular, 5–7 × 4–6 mm, both surfaces thinly pubescent, base shortly clawed, apex obtuse, undulate. Stamens many; filaments inflated basally, glabrous. Pistils much longer than stamens; style and ovary glabrous. Aggregate fruit purplish black at maturity, globose, 1–1.5 cm in diam., with many drupelets, glabrous; pyrenes distinctly rugose. Fl. May–Jun, fr. Jul–Aug. 2n = 28*.
More
A shrub. It grows 2-3 m high. The stems are dark purple. There are some curved bristles. The leaves are simple and broadly oval. They are 4-11 cm long by 3-5 cm wide. The base is rounded and there are teeth along the edge. The are prickles along the veins underneath. The flowers are small and white. The fruit is purple-black and 1 cm across.
Life form perennial
Growth form shrub
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.5 - 3.5
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 warm temperate plant. It grows in the warmer regions of China. It grows in mixed forests and beside streams between 300-1,500 m above sea level. In Sichuan.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

The fruit are eaten locally.
Uses medicinal
Edible fruits
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) 14 - 20
Size -
Vigor -
Productivity -

Distribution

Rubus swinhoei world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:740721-1
WFO ID wfo-0001018207
COL ID 6X9NQ
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rubus adenanthus Rubus adenotrichopodus Rubus hupehensis Rubus swinhoei