Zingiber Mill. is one of the most diverse genera in Vietnam with 36 recorded species, many of which have been used as traditional medicine to treat several ailments. Reports of studies on Z. nudicarpum D. Fang are relatively scarce. This study aimed to determine the microscopic characteristics, total phenolic content and antioxidant activity of Z. nudicarpum.

Uvaria, a genus within the Annonaceae family, encompasses around 150 species of flowering plants. Uvaria boniana is extensively found throughout Vietnam and is utilized in traditional medicine practices. The aim of this study was to determine the microscopic characteristics and evaluate the antioxidant activity of Uvaria boniana.

The present study was aimed at the determination of microscopic characteristics and chemical compositions as well as evaluating the antioxidant and acetylcholinesterase inhibitory activities of A. vietnamica.

In everyday life, nature has given us countless useful medicinal plants. Among the common plants in Vietnam, the custard apple (Annona squamosa L.) has not been mainly used as a fruit but also traditionally as a medicine. However,studies on morphological characteristics remain limited in Vietnam as well as around the world. Determine the morphological and microscopic characteristics, and physicochemical features of A. squamosa leaves.