Rubus alpestris Blume

Species

Angiosperms > Rosales > Rosaceae > Rubus

Characteristics

Climbing or erect shrubs, up to 4 m. Stems sparsely hairy when young, with many to few short glandular hairs, prickles rather few, up to 7 mm, curved to straight. Leaves palmately (sometimes ± pedately) 5-foliolate, upper ones often 3-foliolate, petiole (l-)2-5 cm long. Stipules linear to linear-lanceolate, 4-12 by 0.5-2 mm (larger and wider in Celebes and Moluccas), entire or with some small teeth, with some glandular hairs, otherwise ± glabrous. Leaflets oblong, rarely obovate-oblong, terminal ones (4-)6-14 by 2-4 cm, lateral ones smaller, base acute, margin serrate to biserrate, apex acuminate to caudate, papyraceous to pergamentaceous, 9-17 pairs of nerves, upper surface with few hairs, lower surface hairy. Inflorescences in the axils of the upper 1-3 leaves, apex of flowering twig usually (?) aborted, dicha-sial with 1-6 flowers, peduncle up to 5 cm. Bracts elliptic to lanceolate, up to 12 mm long. Pedicels up to 3 cm long, sparsely pubescent and with glandular hairs. Hypanthium 6-8 mm across, glabrous to sparsely hairy outside. Sepals ovate-triangular to narrowly triangular, 10—15(—17) by 2.5-6 mm, entire or outer ones with 1-2 marginal teeth, acuminate to long-caudate, acumen up to 6 mm, few hairs outside but covered margins shordy woolly. Petals orbicular to elliptic, 6-7 by 5-6 mm, falling early, with few hairs inside, light green to white or pink. Stamens c. 50-60, filaments up to 4 mm, anthers 1-1.5 mm long. Pistils 15-25, ovaries glabrous, on little elevated to flat, hairy torus, style up to 8 mm long. Collective fruits ovoid, c. 1 cm, sepals upright. Fruits up to 4 by 2.5 mm (dry), red, mesocarp moderately thin when dry.
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A climbing or erect shrub. It grows up to 4 m tall. The stems ahve short glandular hairs. It only has a few prickles. They are up to 7 mm long. They can be curved or straight. The leaves are divided like fingers on a hand. There are 5 leaflets. They are oblong and the end ones are 6-14 cm by 2-4 cm while the side leaflets are smaller. The edges of the leaves have saw like teeth. The lower surface of the leaves is hairy. The flower cluster is in the axils of the upper 1-3 leaves. There are usually 1-6 flowers. The fruit or berry is 1 cm across. They are red.
Life form perennial
Growth form shrub
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 4.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

A tropical plant. They grow in light forest from 1650-3,000 m altitude. In Vietnam it grows at 2,000 m above sea level.
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Lighter places in forest and shrubland at elevations from 1,650-3,000 metres.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

Uses Fruits edible, the species even recommended for planting by Koorders (on Koorders 31658).
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The fruit are eaten.
Uses -
Edible fruits
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

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

Distribution

Rubus alpestris world distribution map, present in Indonesia, Thailand, and Viet Nam

Identifiers

LSID -
WFO ID wfo-0000990767
COL ID -
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rubus alpestris