Rubus sorsogonensis Elmer

Species

Angiosperms > Rosales > Rosaceae > Rubus

Characteristics

Climbing shrubs. Stems slightly hairy, prickles few, short. Leaves ovate, 11-12 by 6-7 cm, not lobed, base cordate, margin grossly serrate, apex acute, herbaceous, nervation pedate with 6-7 pairs of nerves, venation widely parallel, sparsely hairy above and below. Petiole 1-1.5 cm long. Stipules lanceolate, up to 11 by 3.5 mm, margins with one minute tooth, with short hairs and short glandular hairs outside. Inflorescence a terminal panicle, many-flowered, branches up to 12 cm, the last branchings di-or monochasial. Bracts up to 15 by 1.5 mm, slightly lobed. Pedicels 1-1.5 cm long, sometimes with stalked glands between the hairs, like in the other axes of the inflorescence. Flowers bisexual, flower buds ovoid, pointed, no glands on the flowers. Hypanthium saucer-shaped, 4 mm across. Sepals triangular, 10-12 by 3-4 mm, long pointed, outer ones with a minute tooth on each uncovered margin. Petals none. Stamens c. 100, glabrous, filaments up to 8 mm, anthers 0.8 mm long. Pistils c. 30, ovaries glabrous, styles c. 6 mm long. Fruits not seen.
Life form perennial
Growth form shrub
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
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) 8-12

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 sorsogonensis world distribution map, present in Philippines

Identifiers

LSID urn:lsid:ipni.org:names:740423-1
WFO ID wfo-0000992989
COL ID 4TLQV
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rubus sorsogonensis