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Rubus squarrosus Fritsch

Species

Angiosperms > Rosales > Rosaceae > Rubus

Characteristics

Liane with slender to stout stems up to 10 m. or more tall; branchlets slender, unarmed to prickly; in open often of bushy growth with densely interlacing branchlets; prickles yellow, hardly recurved to straight. Lvs quinate to ternate, with prickly petioles and petiolules, stipules narrow-linear; lamina glab., polymorphic: (a) reduced almost to midrib, c. 1-5 cm. × 1-5 mm., often lobed at base, on petioles and petiolules up to 2 dm. long, us. beset with prickles; found on bushy form or on plants scrambling over low shrubs; passing into (b) well-developed lanceolate to ovate-lanceolate, distantly serrate to crenate-serrate, sts lobed, rounded at base, up to 7 × 3 cm., petioles and petiolules shorter, unarmed to markedly prickly; midrib unarmed or sparingly prickly. Fls in panicles or racemes up to 2 dm. long, pedicels pubescent; sepals oblong-ovate, pubescent, c. 3-4 mm. long; petals 5, yellowish, linear-oblong, c. 4-5 mm. long; stamens ∞; carpels ∞; frs c. 6 mm. long, flesh orange-red.
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Liane with slender to stout stems, often ± leafless and forming a low bush of intertwining branchlets in exposed sites; stems terete, hairy when young; armature of short, curved (sometimes almost straight), yellow prickles. Lvs palmate; leaflets 3-(5), glabrous or rarely with scattered hairs on veins, serrate to crenate-serrate; terminal leaflet lamina ovate-lanceolate to lanceolate, often lobed or much reduced, often to midrib only, up to 70 × 20-(40) mm, with petiolule (10)-30-200 mm long. Infl. a many-flowered panicle up to 5-(12) cm long. Petals yellowish. Drupelets orange-red.
A creeping vine. The stems are like a bush of tangled barb wire. In forest locations it developed long leaves, flowers and fruit.
Life form perennial
Growth form shrub
Growth support climber
Foliage retention evergreen
Sexuality dioecy
Pollination entomogamy
Spread -
Mature width (meter) 0.75 - 1.0
Mature height (meter) 0.3 - 0.4
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Lowland to lower montane forest and forest outskirts.
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It is a temperate plant.
Light 4-9
Soil humidity 4-6
Soil texture 1-6
Soil acidity 3-8
Soil nutriment -
Hardiness (USDA) 9-10

Usage

Uses dye medicinal
Edible fruits saps
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 -

Images

Rubus squarrosus unspecified picture

Distribution

Rubus squarrosus world distribution map, present in New Zealand

Identifiers

LSID urn:lsid:ipni.org:names:740492-1
WFO ID wfo-0000985327
COL ID 4TLRR
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rubus squarrosus
WorldFloraDB 2024