Rubus sundaicus Blume

Species

Angiosperms > Rosales > Rosaceae > Rubus

Characteristics

Stems appressed-cobwebby, prickles very few, very small. Leaves ovate, 13-15 by 9.5-11 cm, shallowly 3-lobed, base cordate, margin rather coarsely serrate-crenate, apex gradually acuminate, herbaceous, nervation pedate with 9-10 pairs of nerves, venation widely transverse, upper surface only with hairs on midrib, lower surface with remnants of cobwebby felt on nerves and veins. Petiole 4-6 cm long. Stipules not seen, scar distinct. Inflorescence a terminal thyrse, c. 12 cm long, with 6-7 dichasial to monochasial laterals, up to 2.5 cm long, partly in the axils of leaves. Bracts incised from apex. Pedicels up to 1 cm long, hairy as are all other axes. Flowers bisexual, flower buds ovoid, pointed. Hypanthium cup-shaped, 5-6 mm across, densely woolly and with semi-appressed longer hairs outside. Sepals triangular, 6.5-8 by 3.5-5 mm, long-pointed, outer ones with 2 short teeth on each uncovered margin, inner ones entire and narrower, indumentum outside as hypanthium. Petals 6-7 by 5 mm. Stamens c. 65, filaments up to 4.5 mm, glabrous, anthers 0.5-0.8 mm long, glabrous or with 1-2 long hairs on top. Pistils c. 30, ovaries with long hairs on the dorsal side, on hairy torus, styles c. 3 mm long. Fruits not seen.
Life form perennial
Growth form
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
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Nitrogen fixer -
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Environment

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Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

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Optimum temperature (C°) 14 - 20
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Identifiers

LSID urn:lsid:ipni.org:names:740707-1
WFO ID wfo-0000990771
COL ID 4TLTV
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rubus sundaicus