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Wild rose hip fruits are particularly rich in vitamin C, containing 426 mg per 100 g [4] or 0.4% by weight (w/w). RP-HPLC assays of fresh rose hips and several commercially available products revealed a wide range of L-ascorbic acid (vitamin C) content, ranging from 0.03 to 1.3%.
Rosa roxburghii, (the burr rose, chestnut rose, or chinquapin rose), is a species of flowering plant in the family Rosaceae, native to the eastern Himalayas, Tibet, and central and southern China. [1] In the wild it is found in thickets, mountain forests, on slopes, and alongside streams, typically 500 to 1,400 m (1,600 to 4,600 ft) above sea ...
Rosa gymnocarpa is a perennial [2] shrub growing up to 2 metres (6.6 ft) in height. Its stem is covered with long, straight spines which may or may not be abundant. The pink or white fragrant flowers are flat and open-faced with five petals in most any shade of pink to almost lavender. Its fruit is a red rose hip containing hard tan achenes ...
Rosa rubiginosa is an invasive species in southeast Australia. [11] It is classified as a restricted plant in New Zealand and is banned from sale, propagation and distribution in the Auckland, [12] Canterbury, [13] and Southland regions. The New Zealand Department of Conservation classifies R. rubiginosa as an "environmental weed". [14]
Rosa californica is a bush or thicket-forming shrub with prickly, curving stems. The fragrant flowers may grow singly or in inflorescences of several blooms. Each rose is open-faced and generally flat, with five petals in any shade of pink from almost white to deep magenta. The five smooth petals and sepals have a bowl-like bloom, semi-inferior ...
The dog rose is a deciduous shrub normally ranging in height from 1–5 metres (3.3–16.4 ft), though it can scramble higher into the crowns of taller trees. Its multiple arching stems, [2] are covered with small, sharp, hooked prickles, which aid it in climbing. The leaves are pinnate, with 5–7 leaflets, [3] and have a delicious fragrance ...
Rosa majalis (syn. R. cinnamomea sensu L. 1759, non 1753; [1] R. cinnamomea auct. non L.; cinnamon rose; [2] double cinnamon rose[3]) is a species of deciduous shrubs in the genus Rosa, native to forests of Europe and Siberia. It grows to 2 m. and yields edible hip fruits rich in vitamin C, which are used in medicine [4] and to produce rose hip ...
In autumn, the shrub sports rose hips. The plant tends to be a tall, sprawling shrub, with very few thorns on its arching shoots and small light to medium grey-green foliage with seven leaflets. 'Schoener's Nutkana' can grow 250 centimetres (8.2 ft) high and 120 to 150 centimetres (3.9 to 4.9 ft) wide.