![]() Common name or comfrey comes from the Latin words " con" and " firma" meaning "with strength" in reference to its reputation for healing wounds and broken bones. Prickly comfrey is introduced to North America from Europe, where it was originally imported from the Caucasus as a feed plant for pigs, rabbits and. Specific epithet means rough in reference to plant texture. Genus name comes from the Greek words symphyo meaning to grow together and phyton for plant as the plant was believed to help heal wounds. Plants are cultivated for silage (fodder) in Russia. It has naturalized in parts of southern Canada, the northern U.S. ![]() stock photo, images and stock photography. ![]() This plant is native from Russia (Caucasus) to Iran. Picture of Blossom Prickly Comfrey, Symphytum Asperum, flowers and leaves close-up, selective focus, shallow DOF. Small tubular flowers (each to 1/2" long) in scorpioid cymes open rose-pink in spring but mature to blue or purple. officinale) (SW-As.) A rather rare, locally naturalized escape from cultivation (formerly introduced for forage, more rarely as an ornamental). This polymer exhibited only a low hydroxyl radical scavenging effect in the Fe3+EDTAH2O2 deoxyribose system (IC50. (Boraginaceae) strongly reduced the diphenylpicrylhydrazyl radical (IC50 0.7 g/mL) and inhibited the nonenzymatic lipid peroxidation of bovine brain extracts (IC50 10 ng). Mature stems are not winged (leaf bases are not decurrent as is the case with Symphytum officinale. A water-soluble hydroxycinnamate-derived polymer (>1000 kDa) from Symphytum asperum Lepech. caucasicum.Their main chemical constituent was found to be polyoxy-1-carboxy-2-(3,4-dihydroxyphenyl)ethylene according to IR and NMR spectroscopy. Ovate to elliptic leaves (to 2-8" long) are dark green and prickly hairy. Two high-molecular water-soluble preparations with high anticomplementary and antioxidant activity were isolated from the roots of Symphytum asperum and S. ![]() Symphytum asperum, commonly called prickly comfrey or Persian comfrey, is a coarse, hairy, rhizomatous perennial that is typically grown in shaded wildflower areas or naturalized areas for its attractive foliage and spring flowers. ![]()
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