Rubus flosculosus Focke

Species

Angiosperms > Rosales > Rosaceae > Rubus

Characteristics

Shrubs 1.5–2.5 m tall. Branchlets arching, reddish brown, sometimes glaucous, with sparse, compressed purplish red curved prickles, pubescent when young, glabrescent. Leaves imparipinnate, 5–7-foliolate; petiole 3–5 cm, petiolule of terminal leaflet 1–2 cm, lateral leaflets nearly sessile, petiolule and rachis pubescent, with curved prickles; stipules linear, 5–6 mm, margin entire, pubescent; blade of leaflets ovate, ovate-lanceolate, or ovate-oblong, terminal leaflet sometimes rhombic-lanceolate, 3–7 × 1.5–4 cm, abaxially gray tomentose, adaxially glabrous or subglabrous, base broadly cuneate to rounded, margin coarsely doubly serrate, rarely lobed, apex acuminate. Inflorescences terminal or axillary, terminal ones narrow cymose panicles, 7–12 cm, axillary ones subracemes; rachis and pedicels pubescent; bracts linear, small, 3–5 mm. Pedicel 5–8 mm, slender. Flowers 5–8 mm in diam. Calyx abaxially gray tomentose, sometimes glabrescent; sepals erect, ovate to narrowly ovate, 4–6 × 1.5–2.5 mm, apex acute, abruptly pointed. Petals pink, suborbicular, nearly as long as or slightly longer than sepals, base shortly clawed. Stamens many; filaments filiform; anthers purple. Pistils numerous; ovary pubescent; styles glabrous. Aggregate fruit red to reddish black, globose, 5–8 mm in diam., pubescent, glabrescent; pyrenes ovoid-globose, rugose. Fl. Jun–Jul, fr. Aug–Sep.
More
A shrub. It grows 1.5-2.5 m tall. The branches arch over. They are reddish brown. They have purplish-red curved prickles. The fruit are reddish to red-black. They are round and 5-8 mm across. They are hairy.
Life form perennial
Growth form shrub
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 2.0 - 2.5
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 -

Environment

It is a temperate plant. They grow on riverbanks and forested slopes between 900-2800 m altitude in China. In Sichuan.
More
Riverbanks, montane valleys, forested slopes, thickets and roadsides; at elevaions from 900-2,800 metres.
Light 6-9
Soil humidity 4-6
Soil texture 2-5
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 6-8

Usage

Uses dye food gene source
Edible fruits
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings or seedlings. Seeds needs stratification.
Mode cuttings seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment stratification
Minimum temperature (C°) -23
Optimum temperature (C°) 14 - 20
Size -
Vigor -
Productivity -

Distribution

Rubus flosculosus world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:736855-1
WFO ID wfo-0001015785
COL ID 4TK6F
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rubus flosculosus Rubus flosculosus var. flosculosus

Lower taxons

Rubus flosculosus var. etomentosus