Rubus chrysogaeus P.Royen

Species

Angiosperms > Rosales > Rosaceae > Rubus

Characteristics

Sprawling to erect shrubs, up to 2 m. Stems glabrous, prickles up to 4 mm, slightly curved. Glands (sub)sessile, pale, on many parts of the plants. Leaves imparipinnate, with 2 or 3 opposite pairs of leaflets, often simple in the inflorescence, up to 17 cm long, petiole 0.8-5 cm long. Stipules linear, 6-9 by 0.5 mm, entire, ± glabrous. Leaflets ovate-lanceolate to lanceolate, 2-8 by 1-3 cm, base ± rounded, margin biserrate, apex long-tapering, papyraceous, 9-13 pairs of nerves, both sides sparsely hairy on main nerves only. Inflorescences with up to 4 monochasial or sometimes di-chasial branches under the terminal flower, altogether up to 12 flowers. Bracts leaf-like to linear. Pedicels up to 4 cm long, glabrous, with some small prickles. Hypanthium up to c. 5 mm across, glabrous outside but with rather many sessile, yellow glands. Sepals narrowly triangular, 8-16 by 3-5 mm, incl. the long acumen, indumentum outside as hypanthium and woolly on the covered margins. Petals elliptic to obovate or spathulate, 8-12 by 3.5-5 mm, falling early, obtuse, shortly hairy outside, white. Stamens 70-80, filaments up to 5 mm, anthers 0.8 mm long. Pistils c. 500, ovaries (sub)glabrous and with pale glands, on elevated, hairy torus, style up to 1.5 mm long. Collective fruits globose to slightly ovoid, up to 1.5 cm, sepals spreading. Fruits up to 1 by 0.8 mm, red, mesocarp only a thin layer when dry.
Life form perennial
Growth form shrub
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 2.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses -
Edible -
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 chrysogaeus world distribution map, present in Papua New Guinea

Identifiers

LSID urn:lsid:ipni.org:names:735841-1
WFO ID wfo-0001000360
COL ID 4TJRW
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rubus chrysogaeus