Rubus leucanthus Hance

Species

Angiosperms > Rosales > Rosaceae > Rubus

Characteristics

Shrubs climbing, 1–3 m tall. Branchlets brown to purplish brown, glabrous, with sparse, curved prickles. Leaves imparipinnate, 3-foliolate, sometimes simple apically on branchlets or basally in inflorescences; petioles 2–6 cm, petiolule of terminal leaflet 1.5–2 cm, lateral leaflets shortly petiolulate, glabrous, with curved minute prickles; stipules subulate, 4–6 mm, glabrous; blade of leaflets ovate or ovate-elliptic, 4–8 × 2–4 cm, terminal leaflet slightly longer than or nearly as long as lateral leaflets, leathery, lateral veins 5–8 pairs, raised abaxially, impressed adaxially, both surfaces glabrous or adaxially slightly soft hairy, base rounded, margin sharply coarsely serrate, apex acuminate to caudate. Inflorescences terminal on lateral short branchlets, corymbose, 3–5 cm, 3–8-flowered, rarely flowers solitary in leaf axils; rachis and pedicels glabrous; bracts subulate, 3–5 mm, glabrous. Pedicel 0.8–1.5 cm. Flowers 1–1.5 cm in diam. Calyx abaxially glabrous; sepals erect, ovate, 4–7 × 3–5 mm, apex acute, shortly pointed, inner sepals with tomentose margin. Petals white, narrowly ovate or suborbicular, nearly as long as or slightly longer than sepals, base puberulous, clawed. Stamens many, somewhat shorter than petals; filaments broadened and flattened. Pistils usually 70–80, sometimes to 100 or more; style and ovary glabrous or pilose only at ovary apex and style base; torus basally subsessile or sessile. Aggregate fruit red, subglobose, 1–1.5 cm in diam., glabrous, enclosed in calyx; pyrenes foveolate. Fl. Apr–May, fr. Jun–Jul.
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A climbing shrub. It grows 1-3 m tall. The branches are brown with sparse curved prickles. The leaves have leaflets along the stalk and one at the end. There are 3 leaflets. The leaflets are narrowly oval and 4-8 cm long by 2-4 cm wide. The flowers are in groups or 3-8 at the ends of branches. The flowers are 1-1.5 cm across and the petals are white. The fruit is aggregate and red. They are 1-1.5 cm across.
Life form perennial
Growth form shrub
Growth support climber
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.5 - 3.0
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 -

Environment

In China it grows in southern provinces between 1,000-2,500 m altitude. In Yunnan.
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Sparse forests, waste places; at elevations from 1,000-2,500 metres.
Sparse forests, waste places; at elevations from 1,000-2,500 metres.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 7-12

Usage

Uses medicinal
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°) -
Optimum temperature (C°) 14 - 20
Size -
Vigor -
Productivity -

Distribution

Rubus leucanthus world distribution map, present in China, Cambodia, Lao People's Democratic Republic, Thailand, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:738044-1
WFO ID wfo-0001002192
COL ID 4TKPZ
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rubus leucanthus Rubus glaberrimus Rubus paradoxus Rubus leucanthus var. villosulus