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Tannins and related polyphenols have been reported to produce diverse biological effects that indicate their therapeutic potential, including antioxidative, antibacterial, and antiviral activities. In an exploratory study of natural antioxidants with biological effects, we investigated the tannin constituents of myrtaceous plants reported to be rich in polyphenols. We isolated 16 new compounds ...

A field survey was carried out to record plant species climbed by Ephedra alte in certain parts of Jordan during 2008-2010. Forty species of shrubs, ornamental, fruit, and forest trees belonging to 24 plant families suffered from the climbing habit of E. alte. Growth of host plants was adversely affected by E. alte growth that extended over their vegetation. In addition to its possible competit...

Fruits of Berberis asiatica and Pyracantha crenulata are traditionally consumed by local people of north western Himalayan states of India for the treatment of oxidative stress induced ailments. Methanolic extract from mature fruits were evaluated for their total phenolics, related antioxidant compounds and activities. Result showed that Berberis asiatica possesses the higher level of total pol...

Nowadays, the rapidly increasing population has brought many problems such as building concrete structures everywhere, air pollution, and traffic congestion. It is known that parks gardens, which are an important element for urban landscape, not only balance human-nature relationship in cities, but also improve living conditions. Parks gardens utilize areas a functional aesthetic way to meet re...

Arge pyracanthae Wei & Shinohara, n. sp. is described from Mt. Hupingshan, Hunan Province, China, including COI sequences from two specimens. Larvae are solitary external leaf feeders on Pyracantha fortuneana (Maxim.) H. L. Li (Rosaceae). Field observations and rearing experiments showed that this species has a multivoltine life cycle. This is the first record of an argid sawfly associated with...