2, pp. Fraxinus ornus (Flowering Ash) Noted for its splendid floral display in spring, Fraxinus ornus (Flowering Ash) is a pretty, medium-sized, deciduous tree with a short trunk and a dense oval to almost round, irregular crown. Mature trees have a brown-grey bark which is remarkably smooth and the branches turn from olive green to dull-grey. Scientific Name/Common Name: Fraxinus ornus / Manna-Ash Part(s) Used: Dried bark sap/exudate Constituents/Active Ingredients: Approximately 70% mannite or manna sugar (mannose and mannitol), a crystalline, sweet compound.Mannite is white, inodorous, crystallizable in semi-transparent needles of a sweetish taste. It has showy white flowers that cluster together and have a lovely scent. Manna Ash, South European Flowering Ash Family. Mature specimen can attain a height of 15 m, but usually they do not grow higher than circa 10 m. The grey bark is smooth. Z. Stefanova, H. Neychev, N. Ivanovska, and I. Kostova, “Effect of a total extract from Fraxinus ornus stem bark and esculin on zymosan- and carrageenan-induced paw oedema in mice,” Journal of Ethnopharmacology, vol. It is a large deciduous tree growing to 15-25 m tall with smooth dark grey bark. Description. View at: Publisher Site | Google Scholar The odd-pinnate leaf is blue green to mat green, becomes 20 - 25 cm and consists of 7 leaflets that have a finely serrated margin. They have many small lenticels. It has dense foliage rounded growth habit. Manna. Medium-sized deciduous tree, dark green pinnate leaves which turn orange in autumn, cream-white flowers, dark grey bark. The bark is dark grey, remaining smooth even on old trees. The large leaf consists of (5) 7 - 9 oblong leaflets that are 5 - 10 cm long. In late spring, fragrant, showy white flower panicles appear above the foliage. 46, no. Oleaceae. The dark pinnate leaves turn yellow to a purplish colour in autumn. Common Names. The Fraxinus ornus bark preparations enriched in the compounds 2 and 4 seem to be effective protectors too. Fraxinus ornus is a medium-sized deciduous tree growing to 15–25 m (49–82 ft) tall with a trunk up to 1 m diameter. 101–106, 1995. Manna Ash. Fraxinus ornus has a spreading oval to round, irregular crown. The buds are pale pinkish-brown to grey-brown, with a dense covering of short grey hairs. Fraxinus ornus .
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