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Rubus incanescens (DC.) Bertol.

R. glandulosus var. incanescens DC., R. atlanticus Pomel, R. numidicus Focke.

Eng.: Bramble.   Spa.: Zarza.   Fre.: Ronce.   Ara.: allaïq, ullayq, leudj, aullaque

Shrub, evergreen, hermaphrodite, spinescent, up to 1.5 rn in height; with erect turions, curved-decumbent, cylindrical at the base, obtusely angled at the top, glaucous-pruinose, usually hairless; with scattered prickles, straight or slightly twisted, dilated at the base, sometimes with few acicular prickles and glandular hairs. Turion leaves large, lower leaves generally with 5 palmate leaflets, upper leaves with 3. Petiole subcylindrical, glabrous or ± hairy, with ± twisted prickles and usually many glandular hairs. Stipules filiform, ± pubescent and usually with glandular hairs. Leaflets ± irregularly dentate, with acuminate teeth, green and hairless on the upper side and white-tomentose on the underside with short appressed hairs; terminal leaflet usually broadly oval, rounded or slightly cordate at the base, ± acuminate at the tip, lateral leaflets smaller, oval, unequal. Flowering branches usually tomentose, with prickles and glandular hairs, with ternate leaves and lateral leaflets shortly petiolulate. Inflorescence in very long panicle (up to 30 cm), ± lax, foliose only at the base. Bracts similar to stipules; pedicels usually longer than the flower. Flowers 2 cm in diameter. Sepals concave, oval-lanceolate, acuminate, villous-tomentose and white on both sides, with glandular hairs on the outside, reflexed from anthesis. Petals white, hairless, ovate-oblong, 8 mm. Stamens longer than the styles, yellow anthers, 0.75 mm. Ovary glabrous; greenish-white styles, glabrous. Drupes small, ovoid-subglobose, numerous, red at first, then black.

Flowering:

April to May

 

Fruiting:

No data for this region

Habitat:

Cool and humid forests on siliceous mountains. In subhumid to humid bioclimate, on mesomediterranean and supramediterranean floors

Distribution:

Western Europe and North Africa. Algeria (Tazekka Massif and mountains of Kabylia up to the border with Tunisia) and NW Tunisia (Krumiria).

Conservation status:

Rare but widely distributed species. Currently, it has not been assessed at a global level in the IUCN Red List of Threatened Species.

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