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Rosa multiflora

It is a scrambling shrub climbing over other plants to a height of 3–5 m (9.8–16.4 ft), with stout stems with recurved prickles (sometimes absent). The leaves are 5–10 cm (2–4 in) long, compound, with 5–9 leaflets and feathered stipules. The flowers are produced in large corymbs, each flower small, 1.5–4 cm (5⁄8–1 5⁄8 in) diameter, white or pink, borne in early summer. The hips are reddish to purple, 6–8 mm (0.24–0.31 in) diameter.Rosa multiflora is grown as an ornamental plant, and also used as a rootstock for grafted ornamental rose cultivars.The targeted removal of multiflora rose often requires an aggressive technique, such as the full removal of the plant in addition to the root structure. Pruning and cutting back of the plant often leads to re-sprouting. Two natural biological controls include the rose rosette disease and the rose seed chalid (Megastigmus aculeastus var. nigroflavus). Patches of introduced multiflora rose in Pennsylvania are displaying symptoms of rose rosette disease, which can lead to decline and death.Whole plantBarkFoliageFlowersFlower close-upHips (fruits)

[ "Botany", "Horticulture", "Traditional medicine", "Rhododendron yedoense" ]
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